CLIMATE ANNUAL
2013
CLIMATE ANNUAL 2013
TEMPERATURE
ANNUAL MEAN AIR TEMPERATURES
Annual mean air temperatures were on or
above their Long-Term Average (LTA 19802010) in parts of Southwest, West, Midlands
and North. The first six months of 2013 along
with November recorded variable or below
Long-Term Average (LTA) temperatures. The
coldest conditions (compared to LTA) were in
March with the station at Ballyhaise, Co Cavan,
reporting a difference from LTA of nearly 4.0°C. The warmest conditions (compared to
LTA) were in July, where differences from average were much as 3.5°C at Elphin, Co
Roscommon. Annual mean air temperatures
values (at stations) ranged from 8.7°C at both
Slieve Bloom Mtns (Nealstown), Co Laois and
Knock Airport, Co Mayo to 11.0°C at both
Valentia Observatory, Co Kerry and Sherkin
Island, Co Cork. The differences from LTA for
annual temperatures (recorded at stations)
ranged from -0.4°C at both Ballyhaise, Co
Cavan and Castleconnell, Co Limerick to 0.5°C
at Derrygreenagh, Co Offaly.
ANNUAL MEAN AIR TEMPERATURE
(°C)
MONTHLY OVERVIEW
January: Mean temperatures were variable
with above LTA temperatures in most parts of
the West, Southwest and South. Differences
from LTA ranged from around -0.5°C to just
above 0.5°C.
February: Almost all mean temperatures were
below their LTA. Deviations from LTA were
highest in the coastal areas in the East, South
and Northwest ranging from over -1.0°C to
just under 0.5°C.
March: Mean temperatures were well below
their LTA everywhere, with differences from
average greatest in the East and Midlands.
Most differences were between -3.0°C and
-4.0°C.
April: Mean temperatures were below their
LTA everywhere. Deviations from average were
greatest in the Northwest, West and Midlands
as much as -2.0°C.
ANNUAL MEAN AIR TEMPERATURE
(°C)
DIFFERENCE FROM 1981-2010 AVERAGE
CLIMATE ANNUAL 2013
May: Mean temperatures were below their
LTA almost everywhere. Deviations from
average were greatest in the West, Southwest
and Northwest as much as -1.5°C.
June: Mean temperatures were mainly on or
above their LTA except in parts of the South,
Southwest and along eastern coastlines.
Deviations from LTA ranged from around
-0.5°C to just above 1.0°C.
July: Mean temperatures were well-above
average everywhere, with differences from LTA
nearly as much as 3.5°C.
August: Mean temperatures were near or
above average everywhere, with differences
from average ranging from just below 0°C to
around 1.5°C
September: Nearly all mean temperatures
were on or above average with differences
from average ranging from just below 0°C to
around 1.0°C.
October: All mean temperatures were well
above average, with differences from LTA
ranging between just below 1.0°C and 3.0°C.
November: Nearly all mean temperatures
were below average, with differences from
LTAs as much as -2.0°C.
December: All mean temperatures were on or
above average with differences from LTA ranging from 0°C to 2.0°C.
SEASONAL OVERVIEW
Winter: Variable differences from seasonal
LTAs with on or above average temperatures in
areas in the western half of the country.
Deviations from LTA ranged from just above
-2.0°C to 1.0°C.
Spring: Mean temperatures were all well
below average with differences from average
ranging from -1.0°C to over -4.0°C.
Summer: Mean temperatures were on or
above their LTA with differences from average
nearly 2.0°C in the Midlands.
Autumn: Mean air temperatures were all on or
above average with deviations from average
nearly 1.0°C in parts of the West and
Northwest.
HIGHEST MAXIMUM TEMPERATURES
Most annual highest maxima were recorded
during July. The year’s highest temperature
was 31.0°C recorded at Dooks, Co Kerry on
Saturday, July 19th, the stations second
highest maximum since it opened in 1997.
LOWEST MINIMUM TEMPERATURES
Annual lowest minima were recorded at
various times, the majority on Tuesday, March
12th. The year’s lowest temperature was at
Markree, Co Sligo with -7.6°C on this date.
AIR FROST
The number of days measuring air frost
ranged from five at Sherkin Island, Co Cork to
78 days at Slieve Bloom Mtns (Nealstown), Co
Laois.
LOWEST GRASS MINIMUM
Annual lowest grass minima were recorded at
various times with the majority measured at
the end of February. The year’s lowest grass
temperature was at Straide, Co Mayo on
Tuesday, March 12th with -14.9°C, its lowest
during March since 1986.
GROUND FROST
The number of days with ground frost ranged
from 33 at both Roche’s Point and Sherkin
Island, Co Cork to 141 at Kilkenny (Greenshill)
and Horseleap, Co Offaly.
CLIMATE ANNUAL 2013
ANNUAL AIR TEMPERATURE VALUES (
FOR SELECTED STATIONS)
STATION NAME
COUNTY
CARLOW (OAK PARK)
BALLYHAISE
CAVAN (DRUMCONNICK)
CARRON
SHANNON AIRPORT
CLOYNE (LISANLEY)
CORK AIRPORT
FERMOY (MOORE PARK)
ROCHE’S POINT
SHERKIN ISLAND
BALLYSHANNON (CATHLEEN'S FALL)
FINNER
GLENTIES HATCHERY
MALIN HEAD
CASEMENT AERODROME
DUBLIN (GLASNEVIN)
DUBLIN (PHOENIX PARK)
DUBLIN AIRPORT
ATHENRY
CLOOSH
MAAM VALLEY
MACE HEAD
OUGHTERARD (ARDNASILLAGH)
ARDFERT (LISCAHANE)
VALENTIA OBSERVATORY
THOMASTOWN (MT. JULIET)
SLIEVE BLOOM MTNS (NEALSTOWN)
CASTLECONNELL
MOUNT RUSSELL
ARDEE (BOHARNAMOE)
DUNDALK (ANNASKEAGH)
BALLINA GOLF CLUB
BELMULLET
CLAREMORRIS
DELPHI LODGE
KNOCK AIRPORT
NEWPORT
STRAIDE
DUNSANY
WARRENSTOWN
DERRYGREENAGH
EDENDERRY (BALLINLA)
MOUNTDILLON
MARKREE
FETHARD (PARSONSHILL)
CARLOW
GURTEEN
DUNGARVAN (CARRIGLEA)
WATERFORD (TYCOR)
MULLINGAR
CAHORE (KILMICHAEL HSE)
CLONROCHE (KNOXTOWN)
JOHN F. KENNEDY PARK
JOHNSTOWN CASTLE
ASHFORD (CRONYKEERY)
GLENEALY (KILMACURRAGH PARK)
CAVAN
CAVAN
CLARE
CLARE
CORK
CORK
CORK
CORK
CORK
DONEGAL
DONEGAL
DONEGAL
DONEGAL
DUBLIN
DUBLIN
DUBLIN
DUBLIN
GALWAY
GALWAY
GALWAY
GALWAY
GALWAY
KERRY
KERRY
KILKENNY
LAOIS
LIMERICK
LIMERICK
LOUTH
LOUTH
MAYO
MAYO
MAYO
MAYO
MAYO
MAYO
MAYO
MEATH
MEATH
OFFALY
OFFALY
ROSCOMMON
SLIGO
TIPPERARY
TIPPERARY
WATERFORD
WATERFORD
WESTMEATH
WEXFORD
WEXFORD
WEXFORD
WEXFORD
WICKLOW
WICKLOW
MEAN
MEAN
MAXIMUM MINIMUM
13.7
12.7
13.6
12.9
13.9
14.3
12.9
13.8
13.2
13.2
12.9
12.9
13.1
12.1
13.3
14.0
13.7
13.1
13.4
12.9
13.8
13.0
14.1
14.1
13.5
14.2
12.8
14.3
13.2
13.8
13.0
13.0
13.0
13.1
13.6
11.7
13.5
13.7
13.1
13.6
13.7
13.3
13.4
12.8
13.3
13.3
14.4
14.3
13.0
14.1
13.5
13.7
12.9
13.9
13.2
6.3
6.0
5.6
6.5
7.5
7.5
6.9
6.2
8.1
8.7
7.0
7.1
6.2
7.4
6.2
7.6
6.4
6.0
6.2
5.9
7.3
8.4
7.1
7.3
8.5
5.4
4.7
5.6
6.7
5.9
5.4
6.4
7.7
6.2
7.4
5.7
7.4
6.1
5.7
6.2
5.8
5.6
5.5
5.7
5.9
5.8
6.6
7.4
5.6
6.6
5.8
6.6
7.2
6.4
6.9
LONG-TERM
DIFFERENCE
MEAN
AVERAGE
FROM AVERAGE
9.9
9.3
9.6
9.7
10.7
10.9
9.9
10.0
10.7
11.0
10.0
10.0
9.7
9.7
9.7
10.8
10.1
9.6
9.8
9.4
10.6
10.7
10.6
10.7
11.0
9.8
8.7
9.9
9.9
9.8
9.2
9.7
10.4
9.7
10.5
8.7
10.5
9.9
9.5
9.9
9.8
9.5
9.5
9.3
9.6
9.6
10.5
10.8
9.3
10.3
9.7
10.1
10.1
10.2
10.0
10.2
9.7
9.5
9.5
10.7
9.9
9.9
9.9
10.8
11.1
9.7
9.8
9.4
9.8
9.8
10.7
9.8
9.8
10.0
9.3
10.2
10.6
10.3
10.5
10.9
9.9
9.0
10.3
9.7
9.6
9.3
9.7
10.3
9.5
10.5
8.6
10.4
9.7
9.4
9.6
9.3
9.6
9.6
9.8
9.4
9.8
10.5
10.5
9.3
10.5
9.5
10.0
10.3
10.2
10.0
-0.3
-0.4
+0.1
+0.2
0.0
+1.0
0.0
+0.1
-0.1
-0.1
+0.3
+0.2
+0.3
-0.1
-0.1
+0.1
+0.3
-0.2
-0.2
+0.1
+0.4
+0.1
+0.3
+0.2
+0.1
-0.1
-0.3
-0.4
+0.2
+0.2
-0.1
0.0
+0.1
+0.2
0.0
+0.1
+0.1
+0.2
+0.1
+0.3
+0.5
-0.1
-0.1
-0.5
+0.2
-0.2
0.0
+0.3
0.0
-0.2
+0.2
+0.1
-0.2
0.0
0.0
HIGHEST
LOWEST
MAXIMUM MINIMUM
29.5
28.4
29.5
28.1
29.5
27.5
26.0
28.9
25.4
24.2
29.4
28.8
30.1
22.6
28.5
27.1
27.5
26.2
29.2
28.4
28.9
26.6
30.5
30.3
27.6
29.4
28.5
29.2
28.8
29.3
28.2
28.7
27.8
28.6
28.6
27.5
29.0
29.0
28.2
28.8
29.2
29.5
29.6
28.6
29.0
28.8
28.0
29.0
28.3
25.0
27.5
27.8
24.8
25.0
26.0
-3.8
-6.0
-6.0
-5.5
-5.2
-2.6
-3.7
-5.1
-2.3
-1.4
-7.1
-6.0
-7.2
-2.6
-5.9
-3.2
-3.9
-5.6
-6.3
-5.6
-4.1
-3.8
-5.0
-5.0
-2.0
-6.8
-5.3
-7.4
-5.9
-6.5
-5.2
-6.8
-3.8
-5.3
-4.2
-4.5
-2.5
-6.5
-5.6
-5.4
-5.4
-4.5
-7.4
-7.6
-4.7
-6.8
-4.2
-2.4
-6.5
-2.0
-4.5
-2.6
-1.9
-3.7
-2.0
CLIMATE ANNUAL 2013
MONTHLY MEAN TEMPERATURE (°C)
JANUARY
FEBRUARY
MARCH
APRIL
MAY
JUNE
JULY
AUGUST
SEPTEMBER
OCTOBER
NOVEMBER
DECEMBER
CLIMATE ANNUAL 2013
MONTHLY MEAN MAXIMUM TEMPERATURE (°C)
JANUARY
FEBRUARY
MARCH
APRIL
MAY
JUNE
JULY
AUGUST
SEPTEMBER
OCTOBER
NOVEMBER
DECEMBER
CLIMATE ANNUAL 2013
MONTHLY MEAN MINIMUM TEMPERATURE (°C)
JANUARY
FEBRUARY
MARCH
APRIL
MAY
JUNE
JULY
AUGUST
OCTOBER
NOVEMBER
SEPTEMBER
DECEMBER
CLIMATE ANNUAL 2013
SEASONAL MEAN TEMPERATURE (°C)
WINTER
*
SUMMER
* WINTER REFERS TO DECEMBER 2012, JANUARY 2013 AND FEBRUARY 2013
SPRING
AUTUMN
CLIMATE ANNUAL 2013
SEASONAL MEAN TEMPERATURE DIFFERENCE FROM 1981-2010 AVERAGES (°C)
WINTER
*
SUMMER
* WINTER REFERS TO DECEMBER 2012, JANUARY 2013 AND FEBRUARY 2013
SPRING
AUTUMN
CLIMATE ANNUAL 2013
1900 TO 2013 AIR TEMPERATURE DIFFERENCE FROM 1961-1990 LONG-TERM AVERAGE VALUES
DIFFERENCE
FROM
1961-1990
LONG-TERM
AVERAGE
VALUES
YEAR
The image above shows annual air (2m) temperature records for Ireland from 1900 to 2013, where:
Annual Irish air (2m) tempertaure, an average of
five long-term stations (Armagh Observatory,
Valentia Observatory, Malin Head, Dublin
(Phoenix Park) and Birr/Gurteen).
Annual Irish air (2m) temperature difference from
Long-term Average 1961-1990, averaged over 5
years.
Annual global air surface temperature from the
HadCRUT3 dataset. HadCRUT3 is a gridded
dataset of global historical surface temperature
anomalies from the Climate Research Unit at the
University of East Anglia.
CLIMATE ANNUAL 2013
DAILY MEAN TEMPERATURES
ABOVE AVERAGE
DIFFERENCE FROM AVERAGE 1981-2010 (°C)
BELOW AVERAGE
l
BELMULLET
MALIN HEAD
l
DUBLIN AIRPORT
MULLINGAR
l
l
l
SHANNON AIRPORT
l
CASEMENT AERODROME
VALENTIA OBSERVATORY
l
l
CORK AIRPORT
CLIMATE ANNUAL 2013
RAINFALL
ANNUAL RAINFALL
Annual rainfall totals were variable across the
country. The percentage of Long-Term Average
(LTA 1980-2010) values ranged from 72% at
Inishere, Co Galway to 117% at Riverstown
(Glenmore Upper), Co Louth with the latter,
reporting its wettest year since 2002. The
year's lowest annual rainfall was recorded at
Celbridge (Ardrass Hse), Co Kildare with
657mm, its driest year in ten years. The station
at Mullinahone (Killaghy), Co Tipperary also
had dry conditions, with its lowest annual rainfall total since 1980 with 777mm. The highest
annual accumulation in a low lying area
(region below 200m) was at Cloone Lake
(Caragh River Area), Co Kerry with 3,037mm,
its wettest year since 2002. The overall highest
rainfall accumulation was in the Cummeragh
Mtns, Co Kerry with 3,442mm.
MONTHLY OVERVIEW
January: Rainfall totals were variable with
percentage of LTA values from 60% in the
Southwest to over 210% in the East.
February: Rainfall totals were below their LTA
in parts of the West, Southwest and South.
Percentage values ranged from under 30% in
the Southwest to over 140% in the East.
March: Rainfall totals were below average
mainly in the western half of the country.
Percentage of LTA values ranged from under
20% in the Northwest to nearly 220% in the
East.
April: Rainfall was above average in the West,
Southwest and Midlands. Percentage of
average values were from above 40% in the
East to nearly 200% in the Midlands.
%
ANNUAL RAINFALL
(mm)
ANNUAL PERCENTAGE OF 1981-2010
AVERAGE RAINFALL
CLIMATE ANNUAL 2013
May: Rainfall totals were mainly above their
LTA in the North, West, Southwest and in parts
of the Midlands. Percentage of LTA values
ranged from under 50% to nearly 250%.
June: Rainfall totals were mainly below
their LTA, except for parts of the North and
South. Percentage of LTA values ranged
between 30% and 200%.
July: Rainfall totals were variable with percentage of LTA values ranging from just under
40% to 190%.
SEASONAL OVERVIEW
Winter: Most stations reported above their
LTA rainfall with the exception of a few
stations mainly in the West, Southwest,
Midlands and East which reported below LTA
values. Percentage of LTA values ranged from
60% in the West to 175% in the East.
Spring: Rainfall totals were variable with
below average totals in the East and above
average totals in parts of the West and
Northwest. Rainfall LTA values ranged from
under 50% to just above 150%.
August: Most rainfall totals were below
average with a few above LTA totals in the
North and Midlands. Percentage of LTA values
ranged from under 50% to 125%.
Summer: Seasonal rainfall totals were variable
with lowest percentage of LTAs in the West
and East and highest LTAs in the South and
Midlands. Percentage of LTA values ranged
from around 50% to just above 110%.
September: Most monthly rainfall totals were
below average, with parts of the East, South
and North reporting above average values.
Percentage of LTA values were between 20%
and 150%.
Autumn: Rainfall totals were variable with
below average rainfall mainly in the southern
half of the country. Percentage of LTA values
ranged from 50% to just below 130%.
October: Monthly rainfall totals were variable
with percentage of LTA values ranging from
just below 60% in the North to nearly 230% in
the Midlands.
HIGHEST DAILY FALLS
The year’s highest daily rainfall in a low-lying
area (region below 200m) was on Thursday,
March 21st at Kilsheelan, Co Tipperary with
74 mm, while Glenmacnass, Co Wicklow
recorded the overall highest annual daily
rainfall on the same day with 99 mm.
November: Nearly all monthly rainfall totals
were below average, with isolated areas in
the North and Southwest reporting above
average values. Percentage of LTA values
ranged from below 20% to around 125%.
December: Rainfall totals were variable, with
the majority of totals reporting to be well
above average. Percentage of LTA values
ranged from around 70% to just above 250%.
RAIN DAYS, WET DAYS AND
VERY WET DAYS
Rain days (days with 0.2 mm or more of
rainfall) were mainly below average with
above average values in the Southwest and
West. The number of rain days ranged from
159 at Portlaw (Ballyvallican), Co Waterford to
284 at Pettigo (Lough Derg), Co Donegal.
CLIMATE ANNUAL 2013
Wet days (days with 1.0 mm or more of
rainfall) were mainly below average in the
Midlands, Southeast and West with above
average values mainly in the Southwest and
North. The number of wet days ranged from
116 Dublin (Glasnevin) to 224 at Fintown
(Kingarrow), Co Donegal.
WET DAYS
RAIN DAYS
Very wet days (days with 10.0 mm or more
of rainfall) were mainly near on average with a
few scattered areas reported below average
values. The number of very wet days ranged
from 15 at Sallins (Kerdiffstown), Co Kildare to
93 at Drummin (Tawnyard), Co Mayo.
≥ 1.0 mm
≥ 0.2 mm
VERY WET DAYS
≥ 10.0 mm
ANNUAL NUMBER OF
RAIN DAYS, WET DAYS
AND VERY WET DAYS
(NUMBER OF DAYS)
DIFFERENCE FROM AVERAGE
DIFFERENCE FROM
LTA
DIFFERENCE FROM AVERAGE
1980-2010 FOR
RAIN DAYS, WET DAYS AND
VERY WET DAYS
(NUMBER OF DAYS)
DIFFERENCE FROM AVERAGE
RAIN DAYS
VERY WET DAYS
≥ 0.2 mm
WET DAYS
≥ 1.0 mm
≥ 10.0 mm
CLIMATE ANNUAL 2013
ANNUAL RAINFALL VALUES
TOTAL
STATION NAME
COUNTY
(mm)
CARLOW (OAK PARK)
BALLYHAISE
CAVAN (DRUMCONNICK)
CARRON
SHANNON AIRPORT
BALLINCURRIG (PEAFIELD)
CLOYNE (LISANLEY)
CORK AIRPORT
FERMOY (MOORE PARK)
ROCHE’S POINT
SHERKIN ISLAND
BALLYSHANNON (CATHLEEN'S FALL)
FINNER
GLENTIES HATCHERY
MALIN HEAD
CASEMENT AERODROME
DUBLIN (GLASNEVIN)
DUBLIN (PHOENIX PARK)
DUBLIN AIRPORT
ATHENRY
MAAM VALLEY
MACE HEAD
OUGHTERARD (ARDNASILLAGH)
ARDFERT (LISCAHANE)
VALENTIA OBSERVATORY
THOMASTOWN (MT. JULIET)
SLIEVE BLOOM MTNS.(NEALSTOWN)
CASTLECONNELL
MOUNT RUSSELL
ARDEE (BOHARNAMOE)
DUNDALK (ANNASKEAGH W.W.)
BALLINA GOLF CLUB
BELMULLET
CLAREMORRIS
DELPHI LODGE
KNOCK AIRPORT
NEWPORT
STRAIDE
DUNSANY
WARRENSTOWN
DERRYGREENAGH
EDENDERRY (BALLINLA)
MOUNTDILLON
MARKREE
FETHARD (PARSONSHILL)
GURTEEN
DUNGARVAN (CARRIGLEA)
WATERFORD (TYCOR)
MULLINGAR
CAHORE (KILMICHAEL HSE.)
CLONROCHE (KNOXTOWN)
JOHN F. KENNEDY PARK
JOHNSTOWN CASTLE
ASHFORD (CRONYKEERY)
GLENEALY (KILMACURRAGH PARK)
CARLOW
766.4
957.9
971.0
1505.6
932.7
1321.0
1085.2
1258.6
958.2
980.2
1107.3
1122.7
1062.3
1552.1
1142.4
689.3
714.3
710.8
764.9
1139.9
2289.3
989.7
1123.7
1145.1
1641.8
816.0
945.5
988.1
1327.7
801.6
1014.3
1020.8
1054.9
1180.2
2483.1
1206.9
1436.5
1127.1
861.6
873.0
980.0
817.4
935.4
1127.0
866.6
812.0
1143.3
963.8
963.1
851.6
1067.9
1069.6
887.7
847.9
1156.4
CAVAN
CAVAN
CLARE
CLARE
CORK
CORK
CORK
CORK
CORK
CORK
DONEGAL
DONEGAL
DONEGAL
DONEGAL
DUBLIN
DUBLIN
DUBLIN
DUBLIN
GALWAY
GALWAY
GALWAY
GALWAY
KERRY
KERRY
KILKENNY
LAOIS
LIMERICK
LIMERICK
LOUTH
LOUTH
MAYO
MAYO
MAYO
MAYO
MAYO
MAYO
MAYO
MEATH
MEATH
OFFALY
OFFALY
ROSCOMMON
SLIGO
TIPPERARY
TIPPERARY
WATERFORD
WATERFORD
WESTMEATH
WEXFORD
WEXFORD
WEXFORD
WEXFORD
WICKLOW
WICKLOW
%
OF
LTA
91
95
94
93
95
102
101
102
93
100
93
95
85
95
103
91
97
92
101
96
87
74
83
97
105
88
81
89
104
98
103
89
85
98
89
89
89
99
100
106
93
89
89
90
86
95
94
99
96
101
84
89
98
(FOR SELECTED STATIONS)
GREATEST DAIILY FALL
RAINDAYS
(mm) ( ≥ 0.2 mm)
mm)
32.8
26.6
29.0
40.9
28.2
64.1
55.2
51.3
32.7
45.5
37.3
23.5
22.8
32.9
22.6
24.0
30.4
31.2
21.9
29.1
67.7
26.6
37.5
34.4
38.1
50.1
35.5
33.0
57.6
33.3
27.6
40.6
27.8
35.9
53.0
28.3
33.7
31.1
46.6
31.9
29.0
32.7
25.6
31.9
31.6
31.3
50.0
47.9
28.5
34.0
49.8
60.5
38.9
47.0
51.5
180
220
201
253
208
201
196
214
199
198
206
252
240
257
255
185
172
199
185
216
255
225
227
232
241
171
200
220
235
199
219
236
261
237
258
257
246
230
204
194
194
201
224
243
204
202
198
175
216
178
191
167
192
154
197
WETDAYS
( ≥ 1.0 mm )
126
165
152
200
159
148
139
154
149
142
157
197
188
218
189
126
116
130
134
168
203
166
168
175
210
122
156
160
184
132
142
177
193
187
223
206
204
184
143
140
147
140
163
181
153
152
147
128
158
123
138
135
138
102
133
VERY
WETDAYS
( ≥ 1 0 mm )
19
28
32
52
26
41
33
36
26
30
35
30
26
55
31
16
19
16
21
33
82
28
31
36
52
23
29
23
39
24
37
23
27
31
88
34
45
30
21
23
29
26
25
30
20
17
35
35
26
28
38
37
28
29
41
CLIMATE ANNUAL 2013
MONTHLY RAINFALL TOTALS (mm)
JANUARY
FEBRUARY
MARCH
APRIL
MAY
JUNE
JULY
AUGUST
SEPTEMBER
OCTOBER
NOVEMBER
DECEMBER
CLIMATE ANNUAL 2013
SEASONAL RAINFALL TOTALS (mm)
WINTER
*
SUMMER
* WINTER REFERS TO DECEMBER 2012, JANUARY 2013 AND FEBRUARY 2013
SPRING
AUTUMN
CLIMATE ANNUAL 2013
SEASONAL PERCENTAGE OF 1981-2010 AVERAGE RAINFALL (%)
WINTER
% OF AVERAGE *
SUMMER
% OF AVERAGE
* WINTER REFERS TO DECEMBER 2012, JANUARY 2013 AND FEBRUARY 2013
SPRING
% OF AVERAGE
AUTUMN
% OF AVERAGE
CLIMATE ANNUAL 2013
CUMULATIVE
DAILY RAINFALL (mm)
AND
31-DAY MOVING
AVERAGE 1981-2010 (mm)
CLIMATE ANNUAL 2013
SUNSHINE
ANNUAL SUNSHINE
Annual sunshine hours were near or above
average. Percentage of Long-Term Average
(LTA 1980 to 2010) values ranged from 99% at
Casement Aerodrome to 109% at both
Ballyshannon (Cathleen’s Fall), Co Donegal and
Ashford (Cronykeery), Co Wicklow. Total annual sunshine amounts ranged from 1,192 hours
at Newport (Furnace), Co Mayo, its lowest
annual sunshine since 2002 to 1,613 hours at
Ashford (Cronykeery), Co Wicklow.
MONTHLY OVERVIEW
January: Sunshine totals were nearly all below
average. Percentage of average values ranged
from 40% to just over 100%.
February: Sunshine totals were mainly above
average with parts of the East and Southwest
reporting below average values. Percentage of
LTA values ranged from 80% to 180%.
TOTAL ANNUAL SUNSHINE HOURS
(HRS)
March: Sunshine totals were below their LTA
with the exception of parts of the Southwest
and West. Percentage of LTA values were from
just below 60% to above 100%.
April: Sunshine totals were on or above their
LTAs everywhere. Percentage of LTA values
ranged from 100% to over 130%.
May: Sunshine totals were on or above
average in parts of the East, Southeast and
South. Percentage of LTA values were between
70% and 120%.
June: Sunshine totals were all near or above
average everywhere. Percentage of LTA values
ranged from 95% to 130%.
July: Sunshine totals were above average
with percentage of LTA values ranging
between 130% and 175%.
ANNUAL PERCENTAGE OF 1981-2010
AVERAGE SUNSHINE
CLIMATE ANNUAL 2013
ANNUAL SUNSHINE VALUES
TOTAL
(FOR SELECTED STATIONS)
STATION NAME
COUNTY
ANNUAL
HOURS
% OF
LTA
SHANNON AIRPORT
CLARE
BALLINCURRIG (PEAFIELD)
CORK
CORK AIRPORT
CORK
SHERKIN ISLAND
CORK
BALLYSHANNON (CATHLEEN'S FALL)
DONEGAL
CASEMENT AERODROME
DUBLIN
DUBLIN (GLASNEVIN)
DUBLIN
DUBLIN AIRPORT
DUBLIN
KNOCK AIRPORT
MAYO
NEWPORT (FURNACE)
MAYO
STRAIDE
MAYO
DUNGARVAN (CARRIGLEA)
WATERFORD
CLONROCHE (KNOXTOWN)
WEXFORD
ASHFORD (CRONYKEERY)
WICKLOW
1350.8
1502.3
1488.2
1539.3
1292.8
1354.4
1441.5
1481.9
1209.7
1161.8
1292.3
1514.3
1497.5
1613.3
104
103
104
100
109
99
103
103
101
102
104
107
103
109
August: Sunshine totals were variable, mainly
below average except in parts of the East,
Southeast and West. Percentage values ranged
from 65% to 110%.
September: Sunshine totals were below
average except in parts of the North and East.
Percentage values ranged from 70% to 110%.
October: Sunshine totals were below average
in parts of the South, East and Midlands.
Percentage values ranged from 80% to 130%.
HIGHEST DAILY
HIGHEST DAILY
SUNSHINE
SUNSHINE
(HOURS)
15.3
14.2
15.8
15.0
16.0
15.5
13.7
15.5
15.7
13.7
14.8
14.5
15.1
14.7
DATE
June 8th
July 19th
June 7th
June 7th
June 8th
June 9th
June 9th
June 9th
July 10th
June 7th
June 8th
June 8th
May 30th
June 4th
SEASONAL OVERVIEW
Winter: Sunshine totals were mostly below
average with above LTA values in some Atlantic
coastal counties. Percentage of LTAs ranged
from 80% to 125%.
Spring: Sunshine totals were variable with on
or above average values in the parts of the
South, East and West. Percentage of LTA values
ranged between 85% and 110%.
Summer: Seasonal sunshine totals were all
above average. Percentage of average values
were from just over 100% in the Southwest to
just under 135% in the East.
November: Sunshine totals were variable, with
lowest percentage of LTA values in the southern half of the country. Percentage values
ranged from 85% to 120%.
Autumn: Seasonal sunshine totals were
variable ranging from 80% in the Southeast to
110% in the West.
December: Sunshine totals were below average apart from parts of the East and
Southeast. Percentage of LTA values were
below 30% in the Southwest and up to 120%
in the Northwest.
HIGHEST DAILY SUNSHINE
The year’s sunniest day was at Ballyshannon
(Cathleen’s Fall), Co Donegal on Saturday, June
8th with 16.0 hours, its sunniest day recorded
at the station since it opened in 1966.
CLIMATE ANNUAL 2013
MONTHLY SUNSHINE TOTALS (HOURS)
JANUARY
FEBRUARY
MARCH
APRIL
MAY
JUNE
JULY
AUGUST
SEPTEMBER
OCTOBER
NOVEMBER
DECEMBER
CLIMATE ANNUAL 2013
AVERAGE DAILY GLOBAL RADIATION (kWh/m2)
JANUARY
FEBRUARY
MARCH
APRIL
MAY
JUNE
JULY
AUGUST
SEPTEMBER
OCTOBER
NOVEMBER
DECEMBER
CLIMATE ANNUAL 2013
SEASONAL SUNSHINE HOURS
WINTER
*
SUMMER
* WINTER REFERS TO DECEMBER 2012, JANUARY 2013 AND FEBRUARY 2013
(HOURS)
SPRING
AUTUMN
CLIMATE ANNUAL 2013
SEASONAL PERCENTAGE OF 1981-2010 AVERAGE SUNSHINE (%)
WINTER
*
SUMMER
* WINTER REFERS TO DECEMBER 2012, JANUARY 2013 AND FEBRUARY 2013
SPRING
AUTUMN
CLIMATE ANNUAL 2013
Upper Atmosphere wind and temperature readings are made at Valentia Observatory twice
daily by a radiosonde (a balloon with instruments attached). Shown below are annual
average wind speeds and temperatures at defined pressure levels, 850, 700, 500 and 300 hPa,
corresponding approximately to heights of 1.5, 3, 5 and 10 Km.
VALENTIA UPPER AIR WIND SPEED & TEMPERATURE
300 hPa
500 hPa
700 hPa
850 hPa
CLIMATE ANNUAL 2013
WIND
MALIN HEAD
ANNUAL
WIND ROSES
(KNOTS)
BELMULLET
KNOCK AIRPORT
BALLYHAISE
DUBLIN AIRPORT
CLAREMORRIS
MOUNTDILLION
MULLINGAR
CASEMENT
MACE HEAD
DUNSANY (GRANGE)
SHANNON AIRPORT
GURTEEN
CARLOW (OAK PARK)
VALENTIA
CORK AIRPORT
FERMOY (MOORE PARK)
JOHNSTOWN CASTLE
SHERKIN ISLAND
ROCHE’S POINT
wIND ROSE
KEY
CLIMATE ANNUAL 2013
SOIL
ANNUAL DAILY
SOIL TEMPERATURES
(°C) AT 30 cm
AND
SOIL MOISTURE DEFICITS
(mm)
Issued by the Climatology and Observations Division of Met Éireann.
This publication and all its contents are copyright of Met Éireann.
Cover photo courtesy of Mr Donal Black.
This report is based on quality controlled data from over 600 climatological stations
and replaces the provisional Annual Weather Summary.
Long-Term Averages (LTAs) and “average” both reference
the period 1981 to 2010, unless otherwise specified.
For more information, telephone Met Éireann on 01-8064 200
or e-mail [email protected].