North America 10-year Average Insolation kWh/m2/day
State
AL
AK
AR
AZ
CA
CA
CO
CT
DE
FL
GA
HI
IA
ID
IN
IL
KS
KY
LA
MA
MD
ME
MI
MO
MN
MS
MT
MT
NC
ND
NE
NH
NJ
NM
NV
NY
OH
OK
OR
PA
PA
RI
SC
SD
TN
TX
TX
UT
VA
VT
WA
WI
WV
WY
City
Birming han
Anchorage
little rock
Phoenix
Los Angeles
San Francisco
Denver
Hartford
Dover
Miami
Atlanta
Honolulu
Dubuque
Boise
Indianapolis
Chicago
Kansas City
Louisville
New Orleans
Boston
Annapolis
Portland
Detroit
St.Louis
Minneapolis
Jackson
Billings
Great Falls
Charlotte
Fargo
Omaha
Manchester
Trenton
Albuquerque
Las Vegas
New York
Columbus
Tulsa
Portland
Philadelphia
Pittsburgh
Providence
Columbia
Sioux Falls
Nashville
San Antonio
Houston
Salt Lake City
Washington
Montpelier
Seattle
Milwaukee
Charleston
Casper
Latitude Longitude Jan Feb Mar Apr May Jun
33' 34" N
61' 10" N
32' 25" N
33 ' 26" N
34' N
38' 31" N
39' 45" N
41' 44" N
39' 8" N
25' 48" N
33' 39" N
21' 20" N
42' 24" N
43' 34" N
39' 44" N
41' 53" N
39' 12" N
38' 11" N
29' 37" N
42' 22" N
38' 35" N
45' 36" N
42' 25" N
38' 45" N
44' 53" N
42' 16" N
45' 48" N
43' 33" N
35' 13" N
46' 54" N
41' 18" N
42' 56" N
40' 13" N
35' 3" N
36' 18" N
41' N
39' 16" N
36' 12" N
45' 32" N
39' 53" N
40' 27" N
41' 44" N
38' 58" N
45' 27" N
36' 7" N
29' 32" N
29' 59" N
40' 46" N
38' 51" N
44' 16" N
47' 32" N
42' 57" N
38' 22" N
42' 55" N
86' 45" W
150' 1" W
94' 44" W
112' 1" W
118' W
121' 30" W
104' 52" W
72' 39" W
75' 28" W
80' 16" W
84' 26" W
157' 55" W
90' 42" W
116' 13" W
86' 17" W
87' 38" W
94' 36" W
85' 44" W
90' 5" W
71' 2" W
76' 21" W
122' 36" W
83' 1" W
90' 23" W
93' 13" W
84' 28" W
108' 32" W
96' 42" W
80' 56" W
96' 48" W
95' 54" W
71' 26" W
74' 46" W
106' 37" W
115' 16" W
74' W
85' 54" W
95' 54" W
122' 40" W
75' 15" W
79' 57" W
71' 26" W
92' 22" W
98' 25" W
86' 41" W
98' 28" W
95' 22" W
111" 52" W
77' 2" W
72' 35" W
122' 18" W
87' 54" W
81' 36" W
106' 28" W
2.29
0.21
2.36
3.25
3.09
2.35
2.25
1.7
1.85
3.72
2.31
4.38
1.64
1.73
1.67
1.5
2.06
1.71
2.64
1.66
1.96
1.38
1.43
2.02
1.6
1.47
1.55
1.3
2.22
1.44
1.92
1.66
1.71
2.92
3.02
1.67
1.64
2.33
1.38
1.85
1.59
1.7
2.14
1.72
1.94
2.57
2.47
2.23
1.95
1.58
1.14
1.43
1.75
1.93
3.31
0.76
3.39
4.41
4.25
3.33
3.2
2.43
2.62
4.61
3.37
5.15
2.58
2.72
2.59
2.45
2.89
2.65
3.73
2.5
2.8
2.33
2.33
2.82
2.61
2.41
2.57
2.36
3.17
2.39
2.76
2.5
2.39
3.97
4.13
2.37
2.57
3.22
2.33
2.62
2.4
2.46
2.91
2.71
2.9
3.7
3.5
3.15
2.8
2.54
2.04
2.41
2.64
2.8
4.04
1.68
4.01
5.17
5.09
4.42
4.32
3.48
3.6
5.42
4.08
5.99
3.34
3.77
3.28
3.2
3.62
3.32
4.67
3.51
3.71
3.49
3.19
3.52
3.3
3.22
3.52
3.41
3.95
3.36
3.45
3.51
3.43
4.92
5.05
3.41
3.26
3.9
3.49
3.6
3.26
3.53
3.62
3.31
3.54
4.43
4.4
4.09
3.66
3.5
3.23
3.29
3.34
3.79
5.14
3.12
5.32
6.76
6.58
5.95
5.61
4.07
4.33
6.4
5.2
6.69
4.57
5.22
4.67
4.48
4.92
4.73
5.8
4.13
4.55
4.57
4.34
4.97
4.55
4.33
4.82
4.84
4.98
4.79
4.74
4.13
4.04
6.3
6.57
3.93
4.63
5.25
4.57
4.33
4.07
4.2
5.03
4.65
4.76
5.54
5.59
5.57
4.46
4.05
4.26
4.48
4.26
5.13
Data courtesy of: NASA - Surface meteorology and Solar Energy Data Set
5.92
3.98
5.71
7.42
7.29
6.84
6.11
5.14
5.44
6.61
6.02
7.05
5.54
5.9
5.46
5.56
5.58
5.38
6.6
5.11
5.54
5.46
5.44
5.56
5.44
5.46
5.63
5.56
5.8
5.62
5.6
5.11
5.26
6.68
7.25
5.11
5.4
5.58
5.46
5.44
5.05
5.17
5.56
5.61
5.57
5.94
6.03
6.26
5.42
5
5.19
5.6
5.2
5.9
5.98
4.58
6.19
7.7
7.62
7.39
6.71
5.58
5.91
6.29
6.01
7.48
6.06
6.57
6.11
6.07
6.17
6.08
6.15
5.47
6.03
6.09
5.98
6.21
5.86
5.93
6.45
6.18
6.01
5.82
6.14
5.47
5.67
6.94
7.69
5.48
6.08
6.32
6.09
5.91
5.53
5.67
6.22
6.1
5.9
6.62
6.45
6.98
5.88
5.24
5.75
6.09
5.67
6.68
Jul Aug Sep Oct Nov Dec Year Avg
5.81
4.25
6.15
6.99
7.45
7.55
6.5
5.38
5.64
6.26
5.81
7.37
5.81
7.17
5.79
5.68
6.21
5.79
6.09
5.44
5.77
6.64
5.64
6.05
5.77
5.57
6.39
6.44
5.76
5.94
6.11
5.44
5.39
6.66
7.37
5.26
5.73
6.4
6.64
5.64
5.27
5.48
6.13
6.04
5.86
6.49
6.36
6.86
5.63
5.37
6.27
5.74
5.49
6.5
5.7
3.16
5.85
6.11
6.72
6.51
5.86
5.04
5.3
6.08
5.59
7.07
5.26
6.12
5.37
5.27
5.59
5.35
5.7
5.05
5.34
5.78
4.99
5.63
5.12
4.99
5.75
5.53
5.27
5.14
5.46
5.05
5.14
5.8
6.42
5.01
5.29
5.8
5.78
5.3
4.94
5.08
5.64
5.42
5.62
6.28
6.07
5.98
5.22
4.92
5.46
5.21
5.19
5.9
4.8
1.98
5.25
6.02
6.11
5.75
5.47
4.13
4.38
5.47
4.76
6.51
4.33
5.28
4.76
4.51
4.9
4.8
5.13
4.12
4.48
4.8
4.25
4.91
4.12
4.3
4.67
4.4
4.58
4.01
4.74
4.12
4.18
5.68
6.08
4.05
4.74
5.08
4.8
4.38
4.05
4.21
4.95
4.47
4.63
5.7
5.46
5.39
4.38
3.79
4.43
4.34
4.26
5.13
3.93
0.98
4.17
4.44
4.42
3.92
4.01
2.91
3.23
4.84
3.95
5.46
3.03
3.29
3.33
3.07
3.49
3.42
4.48
2.84
3.4
2.79
2.73
3.55
2.9
2.78
3.19
2.9
3.75
2.83
3.34
2.84
3
4.18
4.26
2.85
3.29
3.8
2.79
3.23
2.88
2.97
3.57
3.2
3.53
4.67
4.61
3.68
3.36
2.46
2.5
2.9
3.19
3.59
2.96
0.37
2.95
3.52
3.43
2.65
2.59
1.81
2.21
3.96
2.98
4.41
1.72
1.74
1.97
1.69
2.2
2.1
3.49
1.74
2.37
1.41
1.52
2.21
1.62
1.55
1.77
1.53
2.76
1.59
2
1.74
1.98
3.16
3.18
1.82
1.96
2.62
1.41
2.21
1.86
1.8
2.25
1.78
2.45
3.43
3.3
2.29
2.34
1.52
1.21
1.6
2.15
2.06
2.25
0.12
2.25
2.75
2.72
2.06
1.98
1.42
1.66
3.46
2.33
4.01
1.35
1.46
1.46
1.26
1.75
1.56
2.68
1.4
1.81
1.1
1.14
1.73
1.34
1.17
1.3
1.11
2.21
1.31
1.57
1.4
1.48
2.5
2.6
1.4
1.45
2.06
1.1
1.66
1.41
1.43
1.82
1.43
1.82
2.62
2.44
1.97
1.79
1.28
0.9
1.2
1.62
1.65
4.34
2.09
4.46
5.38
5.4
4.89
4.55
3.59
3.84
5.26
4.37
5.96
3.77
4.24
3.87
3.72
4.11
3.9
4.76
3.58
3.98
3.82
3.58
4.09
3.68
3.59
3.96
3.79
4.2
3.68
3.98
3.58
3.63
4.97
5.3
3.53
3.83
4.36
3.82
3.84
3.53
3.64
4.15
3.87
4.04
4.83
4.72
4.53
3.9
3.43
3.53
3.69
3.73
4.25
Africa 10-year Average Insolation kWh/m2/day
Country
State/City
BF
CF
CM
DJ
DZ
EG
ET
GH
GM
GN
KE
LR
LY
MA
ML
MR
NE
NG
SD
SL
SN
SO
TN
Ouagadougou
Bangui
Yaounde
djibouti
alger
Cairo
addis abeba
accra
gambia
conakry
nairobi
liberia
tarabulus
rabat
bamako
nouakchott
niamey
abuja
al khur-tum
freetown
dakar
muqdisho
tunis
Latitude Longitude Jan Feb Mar Apr May Jun
Jul Aug Sep Oct Nov Dec Year Avg
12' 24" N
18' 32" N
3' 48" N
11' 33" N
36 ' 50" N
29' 35" N
9' 2" N
5' 36` N
13' 28" N
9' 36" N
1' 16" S
6' 30" N
32' 54" N
32' 32" N
12' 30" N
17' 45" N
13' 30" N
9' 12" N
15' 33" N
8' 29" N
14' 38" N
2' 02" N
N
5.76
5.73
5.17
6.46
7.23
7.88
5.03
4.5
5.48
5.09
4.88
4.25
8.11
7.34
5.87
7.2
6.07
4.92
6.52
3.6
5.15
5.21
7.57
1' 30" E
120' 36" E
11' 30" W
43' 09" E
3' E
31' 09" E
38' 42" E
0' 12` W
16' 39" W
13' 36" E
36' 48" E
9' 30" W
13' 11" E
9' 17" W
7' 54" E
15' 45" E
2' 12" W
7' 11" E
32' 32" E
13' 14" W
17' 27" W
45' 20" E
10' 6.8" E
5.48
4.13
4.94
5.6
2.22
3.39
5.96
5.65
5.01
5.81
6.05
5.43
3.1
3.13
5.61
5.31
5.42
5.57
5.46
5.19
4.84
6.38
2.29
6.43
4.97
5.38
5.77
2.94
4.17
5.8
6.01
5.93
6.41
6.24
5.72
4.03
3.86
6.35
6.21
6.39
6.33
6.19
5.91
5.77
6.81
3.06
6.56
5.99
5.16
6.59
3.87
5.24
6.23
5.65
6.67
6.51
6.07
5.59
5.19
5.09
6.64
6.8
6.72
6.22
6.75
6.08
6.56
6.71
4.09
6.62
6.61
4.68
6.81
5
6.49
6.31
5.33
6.92
6.22
5.7
5.31
6.48
6.08
6.78
7.54
6.79
6.1
7.25
5.47
6.81
6.28
5.47
6.53
6.17
4.46
6.85
5.88
7.11
6.11
5
6.72
5.69
5.42
5.11
6.89
6.89
6.42
7.57
6.75
5.89
6.85
4.76
6.7
5.85
6.38
Data courtesy of: NASA - Surface meteorology and Solar Energy Data Set
6.16
5.53
4.42
6.87
6.69
8
5.79
4.49
6.06
5.69
5.14
4.61
7.77
7.31
6.47
7.63
6.31
5.47
6.96
4.09
5.7
5.45
7.16
5.48
4.87
5.07
6.47
6.48
7.4
5
4.59
5.09
5.05
5.09
4.19
7.45
6.8
5.65
6.9
5.78
4.65
6.35
3.58
5.01
5.61
6.8
5.87
5.07
5.03
6.56
5.15
6.42
5.64
4.67
5.3
5.46
5.78
4.67
6.12
5.69
6.04
6.78
6.07
5.12
6.42
4.25
5.13
6.15
5.33
6.18
4.55
5.4
6.77
3.53
5.07
6.31
5.25
5.67
5.87
6.03
5.13
4.58
4.37
6.13
6.34
6.16
5.82
6.17
4.84
5.46
6.16
3.65
5.83
4.07
5.29
6.22
2.43
3.86
6.15
5.7
5.36
5.98
5.48
5.24
3.35
3.25
5.85
5.49
5.79
5.81
5.66
4.93
5.03
6
2.54
5.35
3.81
4.83
5.55
2.02
3.19
5.75
5.55
4.95
5.6
5.6
5.2
2.76
2.82
5.36
4.88
5.29
5.42
5.22
4.94
4.63
5.91
2.08
6.02
5.12
4.98
6.37
4.45
5.68
5.84
5.2
5.76
5.78
5.62
5.03
5.48
5.21
6.09
6.55
6.12
5.61
6.31
4.8
5.56
6.04
4.7
Asia Pacific 10-year Average Insolation kWh/m2/day
Country
City
Latitude
Longitude Jan Feb Mar Apr May Jun
Jul Aug Sep Oct Nov Dec Year Avg
AE
AU
AU
AU
AU
AU
AU
BD
CN
CN
CN
CN
ID
IL
IR
IR
IR
IR
IN
IN
IN
IQ
JO
JP
KH
KP
KR
LA
LB
MM
MN
MY
NZ
NZ
NZ
OM
PH
PH
SA
SG
TH
TH
TR
VN
YE
Abu Dhabi
Adelaide
Brisbane
Hobart
Melbourne
Perth
Sydney
Dhaka
Beijing
Nanjing
Shanghai
Hongkong
Jakarta
Tel Aviv
Tabriz
Tehran
Mashhad
Bandar" Abbas
New Delhi
Bombay
Bangalore
Baghdad
Amman
Tokyo
Phnom penh
P" yongyang
Seoul
Vientiane
Beirut
Yangon
Ulaanbaatar
Kuala Lumpur
Auckland
Christchurch
Wellington
Mascat
Cebu
Manila
Riyadh
Singapore City
Bang Kok
Chiang Mai
Ankara
Hanoi
Aden
24' 28" N
34" 55" S
27" 99" S
42" 52" S
37" 47" S
31" 57" S
34" S
23' 42" N
39' 55" N
32' 03" N
31' 10" N
22' 18" N
6' 11" S
32' 05" N
38' 48" N
35' 40" N
36' 16" N
27' 15" N
28' N
18' 33" N
12' 57" N
33' 20" N
31' 57" N
35' 45" N
11' 33" N
39' N
37' 31" N
18' 07" N
33' 54N
16' 47" N
47' 55" N
3' 07" N
36" 52" S
43" 32s
41" 17" S
23' 37" N
10' 19" N
14' 37" N
24' 39" N
1' N
13' 45" N
18' N
39' 57" N
21' N
12" 50" N
54' 22" E
138" 36" E
153" 8" E
147" 19" E
144" 58" E
115" 52" E
151" 0" E
90' 22" E
116' 25" E
118' 53" E
121' 28" E
114' 10" E
106' 50" E
34' 46" E
46' 18" E
51' 26" E
59' 34" E
56' 15" E
77" E
72' 32" E
77' 37" E
44' 24" E
35' 57" E
139' 38" E
104' 51" E
125' 18" E
127' E
102' 35" E
35' 28E
96' 09" E
106' 54" E
101' 42" E
174" 45" E
172" 37e
174" 47" E
58' 37" E
123' 54" E
120' 58" E
46' 42" E
103' E
100' 30" E
99' E
32' 53" E
105' 54" E
45' 02" E
6.9
2.48
3.52
1.68
2.04
2.89
2.67
4.09
5.42
4.93
5.52
5.81
5.09
7.81
6.97
7.2
7.41
7.41
5.01
3.54
4.48
7.97
7.86
4.88
4.55
4.51
4.26
4.22
7.84
3.3
5.55
4.91
2.25
1.47
1.74
6.91
4.76
4.94
7.86
4.51
4.22
4.16
6.99
4.62
6.33
3.92
7.2
6.93
5.97
6.78
7.7
6.34
4.44
2.37
2.04
2.29
2.59
4.15
2.78
1.79
2.23
2.22
3.63
3.68
5.22
5
2.79
2.93
2.31
5.27
2.5
2.62
4.3
2.64
5.4
1.79
4.54
6.37
5.9
6.27
4.34
4.53
4.82
4.03
4.43
4.42
4.79
1.77
2.52
5.45
4.5
6.58
6.09
5.33
6.22
6.75
5.68
5.08
2.92
2.22
2.63
2.56
4.59
3.5
2.4
2.84
2.97
4.43
4.47
6.03
5.9
3.64
3.67
2.99
5.78
3.35
3.4
4.94
3.4
6.06
2.77
5.27
5.9
4.95
5.31
5
5.15
5.62
4.92
5.52
4.65
5.51
2.38
2.94
5.78
5.22
5.18
5.44
4.05
4.76
5.41
4.87
5.87
3.58
2.65
3.07
3.06
5
4.73
3.37
3.72
3.88
5.14
5.5
6.66
6.44
4.59
4.83
3.7
6.02
4.5
4.29
5.52
4.63
6.65
4.24
5.14
4.71
3.86
4.17
5.85
5.83
6.42
5.56
5.05
4.84
6.11
3.69
3.81
6.52
5.87
3.85
4.34
2.73
3.4
4.16
3.6
6.06
5.61
4.5
4.54
3.93
4.94
6.03
4.58
5.12
5.21
6.29
6.6
7.05
6.42
5.76
6.04
4.9
5.76
5.17
5.24
5.74
6.03
6.69
5.53
5.05
3.43
2.75
3
6.69
6.25
6.75
6.24
5.05
5.03
6.29
4.54
4.34
6.48
Data courtesy of: NASA - Surface meteorology and Solar Energy Data Set
7.06
2.65
3.5
1.79
2.29
3.06
2.74
5.5
4.83
3.84
4.38
4.13
4.88
6.86
5.54
5.99
6.29
7.43
7.08
6.77
6.13
6.83
6.88
5.07
5.09
5.6
5.63
5.11
6.96
5.14
6.26
4.8
2.44
1.72
1.95
7.54
5.9
6.19
7.27
4.62
4.75
5.53
5.53
4.66
6.71
7.33
2.23
3.29
1.44
1.84
2.67
2.5
4.41
5.68
4.47
4.59
4.74
4.71
7.87
6.71
7.32
7.49
7.96
6.55
4.59
4.76
8.1
7.91
4.47
4.3
5.35
5.15
4.24
7.9
3.24
6.15
4.98
2
1.31
1.54
7.56
4.83
4.96
7.99
4.66
3.77
4.44
6.63
4.51
6.72
6.64
3.2
4.43
2.41
2.79
3.66
3.53
4.37
4.49
4.5
5.23
4.95
5.46
7.22
6.06
6.41
6.78
6.97
4.62
3.4
4.59
7.29
7.27
5.42
4.07
4.63
4.55
4.19
7.19
2.99
4.88
4.78
2.95
2.15
2.46
6.71
4.93
4.41
7.46
4.61
3.46
4.18
6.55
4.62
6.33
6.39
4.46
5.62
3.6
3.94
4.76
4.67
4.17
4.25
3.67
4.03
4.68
5.66
6.19
5.2
5.59
5.7
6.58
5.11
4.72
4.98
6.25
6.25
3.82
4.34
4.22
3.99
4.61
6.13
4.12
4.17
4.54
4.13
3.3
3.66
6.55
4.96
4.86
6.83
4.49
3.63
4.5
5.22
4.57
6.41
5.53
5.69
6.18
4.78
5.27
6.09
5.61
4.5
3.2
3.02
3.39
4.05
5.36
4.63
3.26
3.9
4.13
5.51
4.99
5.39
4.68
4.44
4.71
2.98
4.41
3.51
3.64
4.26
4.5
4.51
3
4.51
5.23
4.34
4.7
5.93
4.75
4.63
5.8
4.5
3.89
4.34
3.24
3.64
6.54
4.54
6.59
6.74
5.92
6.28
7.04
6.32
4.37
2.66
2.88
2.97
3.56
4.76
3.32
2.14
2.61
2.78
4.29
4.15
5.15
4.34
3.04
3.47
2.5
4.88
2.46
2.6
4.21
3.14
4.82
1.82
4.23
6.05
5.43
5.73
4.95
4.49
4.59
4.58
3.98
4.16
4.28
1.99
3.29
5.99
3.79
6.74
6.93
6.18
6.46
7.76
6.6
4.13
2.04
2.08
2.38
2.93
4.47
2.62
1.56
2.02
2.06
3.37
3.42
4.8
4.4
2.52
2.76
2.23
5.03
2.09
2.24
4.24
2.44
5.05
1.4
4.07
6.56
5.64
6.01
4.23
4.44
4.5
3.82
3.93
4.4
4.48
1.51
3.17
5.39
5.64
4.74
5.25
3.82
4.34
5.16
4.59
4.75
3.92
3.4
4.01
4.18
5.03
5.73
4.13
4.58
4.74
5.75
5.1
5.28
5.18
5.27
5.8
4
4.85
4.2
4.16
4.63
5.68
4.65
4.3
4.7
4.34
3.57
3.88
6.29
5.07
5.22
6.03
4.61
4.27
4.88
4.17
3.89
6.22
South America 10-year Average Insolation kWh/m2/day
Country
State/City
Belize
Costa Rica
El Salvador
Guatemala
Honduras
Mexico
Mexico
Mexico
Mexico
Mexico
Mexico
Mexico
Mexico
Mexico
Mexico
Mexico
Nicaragua
Panama
Cuba
Jamaica
Puerto Rico
Martinique
Rep.
Argentina
Argentina
Argentina
Bolivia
Bolivia
Bolivia
Brazil
Brazil
Brazil
Brazil
Brazil
Brazil
Brazil
Brazil
Brazil
Brazil
Brazil
Chile
Chile
Chile
Chile
Columbia
Columbia
Columbia
Columbia
Ecuador
Ecuador
Guiana
Guyana
Peru
Peru
Peru
Paraguay
Suriname
Venezuela
Venezuela
Venezuela
Belize City
San Jose
San Salvador
City
Tegucigalpa
Acapulco
Cancun
Chihuahua
Guadalajara
La Paz
Mexico City
Monterrey
Oaxaca
Puerto Vallarta
Tijuana
Veracruz
Managua
Panama City
Havana
Kingston
San Juan
Fort de France
Santiago
Buenos Aires
Cordoba
Rio Gallegos
La Paz
Santa Cruz
Sucre
Belem
Belo Horizonte
Brasilia
Curitiba
Fortaleza
Manaus
Porto Alegre
Recife
Rio de Janeiro
Salvador
Sao Paulo
Iquique
Osorno
Santiago
Valparaiso
Bogota
Cali
Cartagena
Medellin
Guayaquil
Quito
Cayenne
Georgetown
Arequipa
Cusco
Lima
Asuncion
Paramaribo
Caracas
Maracaibo
Valencia
Latitude Longitude Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Year Avg
17º 30' N
09º 59' N
13º 40' N
14º 37' N
14º 05' N
16º 50' N
21º 10' N
28º 39' N
20º 40' N
24º 09' N
19º 26' N
25º 40' N
17º 04' N
20º 39' N
32º 32' N
19º 10' N
12º 10' N
08º 58' N
23º 09' N
17º 58' N
18º 15' N
14º 37' N
18º 29' N
34º 36' S
31º 24' S
51º 37' S
16º 29' S
17º 47' S
19º 02' S
01º 27' S
19º 55' S
15º 52' S
25º 26' S
03º 43' S
03º 08' S
30º 02' S
08º 05' S
22º 54' S
12º 59' S
23º 33' S
20º 13' S
40º 35' S
33º 27' S
33º 01' S
04º 36' N
03º 27' N
10º 25' N
06º 14' N
02º 13' S
00º 14' S
04º 56' N
06º 50' N
16º 25' S
13º 30' S
12º 03' S
25º 20' S
05º 49' N
10º 30' N
10º 39' N
10º 09' N
88º 11' W
84º 04' W
89º 10' W
90º 31' W
87º 14' W
99º 54' W
86º 50' W
106º 05' W
103º 40' W
110º 18' W
99º 08' W
100º 23' W
96º 43' W
105º 14' W
117º 01' W
96º 07' W
86º 15' W
79º 33' W
82º 21' W
76º 48' W
66º 30' W
61º 05' W
69º 54' W
58º 23' W
64º 12' W
69º 13' W
68º 08' W
63º 10' W
65º 15' W
48º 29' W
43º 56' W
47º 56' W
49º 15' W
38º 31' W
60º 01' W
51º 13' W
34º 54' W
42º 10' W
38º 30' W
46º 39' W
70º 10' W
73º 14' W
70º 42' W
71º 38' W
74º 05' W
76º 30' W
75º 32' W
75º 34' W
79º 54' W
78º 30' W
52º 27' W
58º 12' W
71º 32' W
71º 58' W
77º 02' W
57º 31' W
55º 09' W
66º 54' W
71º 36' W
68º 00' W
3.73
6.09
5.58
4.93
4.26
5.46
4.16
3.41
4.24
3.73
4.34
3.33
4.36
4.2
3.32
3.55
5.34
5.27
4.09
4.92
4.26
5.35
3.89
6.44
7.07
5.47
5.3
4.57
1.67
4.54
5.45
5.21
5.48
5.85
4.15
6.08
6.59
5.4
5.89
5.44
7.42
6.78
7.55
7.55
4.5
3.63
5.74
3.95
6.07
3.57
3.91
4.12
4.95
4.19
7.27
6.1
4.13
5.14
4.71
5.75
4.59
6.74
6.23
5.48
5.08
6.3
5.14
4.34
5.18
4.67
5.07
4.2
4.99
5.29
4.15
4.13
5.89
5.92
4.97
5.67
4.9
5.98
4.46
5.67
6.3
4.63
5.57
4.9
2.29
4.34
5.63
5.15
4.88
5.44
4.12
5.56
6.22
5.34
5.79
5.05
7.34
6.02
6.56
6.56
4.48
3.9
6.18
4.22
6.01
3.56
4.34
4.57
5.26
4.43
7.52
5.77
4.63
5.82
5.09
6.68
5.45
7.23
6.68
5.9
5.84
7.17
6.04
5.63
6.21
5.75
5.89
5.4
5.74
6.39
5.23
4.86
6.59
6.23
5.92
6.45
5.7
6.59
5.24
4.53
4.9
3.32
5.16
4.57
3.47
4.26
5.34
5.09
4.32
4.82
4.22
4.54
5.95
4.87
5.28
4.75
6.19
4.34
5.13
5.13
4.67
4.09
6.54
4.38
6.31
3.71
4.55
4.98
4.88
4.23
7.25
4.98
5.07
6.11
5.42
7.17
5.97
6.64
6.52
5.81
5.99
7.41
6.86
6.43
6.71
6.63
5.95
5.71
6.08
7.12
6.37
5.35
6.54
5.75
7.06
6.8
6.09
6.94
5.53
3.53
3.87
2.02
5.01
3.92
4.58
4.46
4.78
4.99
3.57
4.8
4.34
3.48
5.05
4.11
4.59
4.21
4.7
2.93
3.83
3.83
4.46
3.89
6.3
3.95
6.31
3.71
4.66
5.09
4.9
3.99
6.28
3.84
5.08
5.94
5.22
7.28
Data courtesy of: NASA - Surface meteorology and Solar Energy Data Set
5.75
5.26
5.95
5.35
5.54
7.06
6.79
6.88
6.89
7.16
5.9
6.06
5.86
7.51
6.61
5.4
5.83
4.78
7.15
6.5
5.89
6.7
5.52
2.74
3.01
1.07
4.78
3.44
5.59
4.75
4.3
4.8
2.95
5.11
4.08
2.81
4.84
3.43
4.09
3.47
3.45
1.91
2.59
2.59
4.45
3.76
5.62
4.01
5.83
3.73
4.04
4.49
4.8
3.74
4.78
3.48
4.78
5.76
5.12
6.48
5.19
5
5.74
4.91
5.35
6.16
6.47
6.53
6
7.07
5.03
5.89
5.01
6.96
6.43
5.12
5.67
4.11
7.1
6.82
6.09
6.42
5.48
2.04
2.65
0.71
4.37
3.25
6.37
4.99
4.09
4.59
2.83
5.34
4.24
2.27
4.61
3.35
3.75
3.36
2.78
1.43
2.22
2.22
4.63
3.71
5.56
4.36
4.88
3.81
4.25
4.32
4.53
3.56
3.34
2.76
4.78
5.63
5.28
5.11
5.03
4.94
6.22
5.27
5.34
6.29
6.63
5.69
5.23
6.4
4.76
5.59
4.92
6.17
6.46
5.15
5.7
4.16
6.9
6.84
6.08
6.49
5.41
2.31
2.79
0.81
4.51
3.44
6.86
5.27
4.32
4.86
2.96
5.74
4.55
2.5
4.38
3.39
3.83
3.54
3.04
1.69
2.38
2.38
4.71
4.05
5.66
4.67
4.5
3.85
4.96
4.65
4.78
4.01
3.17
3.09
5.12
5.77
5.49
5.92
5.16
4.84
6.18
5.12
5.47
6.2
6.65
5.3
5.41
6.06
4.86
5.44
4.95
5.99
6.31
5.17
5.69
4.15
6.86
6.61
5.78
6.45
5.13
3.27
3.63
1.61
4.96
4.01
5.97
5.5
4.82
5.46
3.47
6.34
4.98
3.06
5.07
3.83
4.26
4.19
3.39
2.48
3.09
3.09
4.7
3.93
5.72
4.51
4.5
3.88
5.4
4.9
5.16
4.29
3.39
3.97
5.42
5.77
5.31
6.26
4.82
4.76
5.49
4.59
5.04
5.45
5.86
5.14
5.14
5.52
4.57
4.76
4.43
5.32
5.4
4.66
5.43
4.24
6.1
6.23
5.26
6.03
4.8
4.23
4.76
2.87
5.66
4.45
4.51
5.85
5.05
5.28
3.87
6.6
5.23
3.89
5.78
3.77
4.79
4.25
4.53
3.5
4.08
4.08
4.8
3.89
5.35
4.37
4.95
3.89
5.81
5.15
5.7
4.55
4.33
4.49
5.87
5.72
5.2
6.26
4.5
4.63
5.61
4.68
4.43
5.94
5.19
4.65
5.11
4.93
4.73
4.49
4.63
5.3
4.26
4.45
5.39
3.99
5.12
5.45
4.8
5.87
4.46
5.12
5.93
4.26
5.98
5
2.73
5.79
5.26
5.23
4.65
6.62
4.93
5.01
6.23
4.41
5.32
5.09
5.37
4.95
5.64
5.64
4.28
3.52
4.72
3.82
4.69
3.79
5.51
4.88
5.84
4.72
5.11
5.26
5.61
5.56
4.68
6.13
3.99
4.63
5.42
4.65
4.15
5.56
4.51
3.89
4.79
4.11
4.57
3.9
4.38
4.82
3.65
3.92
5.15
4.23
4.26
4.76
4.36
5.15
4.03
6.36
6.63
5.53
6.15
5.21
1.77
5.52
5.25
4.97
5.44
6.5
4.72
5.93
6.4
4.97
5.38
5.73
6.36
6.47
6.84
6.84
4.24
3.49
4.9
3.78
5.29
3.85
4.91
4.42
5.96
4.67
6.02
6.22
4.97
5.01
4.55
5.76
3.54
5.3
5.3
4.62
3.91
5.19
3.9
3.26
4.13
3.51
4.29
3.23
4.08
4
3.08
3.43
5.05
4.66
3.74
4.58
4.15
5.15
3.78
6.44
6.96
5.79
5.92
5.01
1.46
4.96
4.98
4.82
5.41
6.16
4.23
6.5
6.48
4.98
5.61
5.38
7.4
6.98
7.82
7.82
4.32
3.44
5.3
3.86
5.93
3.68
4.29
4.01
5.54
4.5
6.85
6.26
4.47
4.84
4.51
5.41
4.81
5.51
5.91
5.11
5.03
6.18
5.68
5.1
5.42
5.46
5
4.83
4.95
5.76
5.11
4.6
5.69
4.79
5.77
5.97
5.28
6.09
4.81
4.39
4.88
3.17
5.28
4.31
3.94
5.02
4.94
5.04
4.15
5.78
4.48
4.3
5.63
4.32
4.88
4.54
5.16
4.12
4.81
4.81
4.52
3.78
5.63
4.16
5.44
3.75
4.72
4.63
5.19
4.24
5.44
4.69
4.99
5.59
5.05
6.18
Europe 10-year Average Insolation kWh/m2/day
Country
State/City
Latitude Longitude Jan Feb Mar Apr May Jun
Jul Aug Sep Oct Nov Dec Year Avg
AT
BE
BG
CY
CR
DE
DE
ES
ES
ES
ES
FX
FX
FX
GR
HU
IE
IT
IT
NL
NO
RO
PT
PT
UA
UK
UK
SZ
SZ
YU
Vienna
Bruxelles
Sofija
Limassol
Zagreb
Hamburg
Munich
Madrid
Malaga
Barcelona
Alicante
Lyon
Paris
Toulouse
Athens
Budapest
Dublin
Milan
Rome
Amsterdam
Oslo
Bucharest
Lisboa
Oviedo
Odessa
Edinburgh
London
Bern
Lausanne
Beograd
48° 13' N
50° 45' N
42° 40' N
34° 40' N
45° 29' N
53° 33' N
48° 05' N
40° 25' N
36° 42' N
41° 24' N
38° 40' N
45° 46' N
48° 52' N
43° 37' N
38° N
47° 30' N
53° 20' N
45° 28' N
41° 53' N
52° 21' N
59° 56' N
44° 26' N
38° 42' N
43° 21' N
46° 30' N
55° 55' N
51° 32' N
46° 57' N
46° 32' N
44° 50' N
5.72
4.82
6.29
7.8
5.93
4.47
5.14
7.11
7.64
7.01
7.34
6.03
5.35
5.86
7.61
5.62
4.3
5.97
7.08
4.78
4.59
6.15
6.89
6.86
6.39
4.13
4.74
5.68
5.72
6
16° 22' E
4° 30' E
23° 18' E
33° 03' E
15° 35' E
9° 59' E
11° 23' E
3° 41' W
4° 42' W
2° 9' E
0° 30' W
4° 50' E
2° 20' E
1° 26' E
23° 43' E
19° 3' E
6° 15' W
9° 12' E
12° 30' E
4° 54' E
10° 44' E
26° 06' E
9° 11' W
5° 50' W
30° 46' E
3' 10' W
0° 5' W
7° 26' E
6° 39' E
20° 30' E
1.1
0.74
1.5
2.52
1.3
0.54
1.05
1.93
2.52
1.89
2.23
1.26
0.89
1.39
2
1
0.56
1.27
1.78
0.61
0.3
1.36
2.27
1.67
1.08
0.44
0.67
1.1
1.1
1.29
1.81
1.31
2.04
3.26
2
1.11
1.8
2.75
3.24
2.71
3.02
1.97
1.62
2.14
2.52
1.71
1.07
1.89
2.52
1.21
0.87
1.94
2.99
2.29
1.78
0.94
1.26
1.77
1.81
1.89
2.8
2.29
2.97
4.54
2.94
2.09
2.82
4.09
4.51
3.97
4.26
3.02
2.62
3.19
3.67
2.76
1.97
2.91
3.71
2.27
1.68
2.91
4.3
3.44
2.68
1.86
2.22
2.74
2.8
2.92
3.76
3.68
4.05
6
3.91
3.68
3.95
4.83
5.4
4.99
5.39
4.08
3.95
4.03
5.21
3.9
3.32
3.65
4.87
3.76
3.12
3.94
5.15
4.59
3.87
3.18
3.48
3.6
3.76
3.86
4.76
4.67
5
6.85
5.03
4.86
4.84
5.85
6.35
5.82
6.13
4.97
4.9
4.82
6.38
5.03
4.4
4.84
5.98
4.88
4.65
5.03
6.13
5.56
5.4
4.33
4.54
4.7
4.76
4.88
Data courtesy of: NASA - Surface meteorology and Solar Energy Data Set
5.12
4.48
5.8
7.81
5.37
4.47
4.65
6.52
7.09
6.56
6.89
5.4
4.83
5.16
7.52
5.3
4.3
5.36
6.84
4.73
4.84
5.6
6.46
6.32
5.7
4.34
4.51
5.07
5.12
5.45
4.98
4.2
5.68
7.18
5.19
3.89
4.46
6.3
6.81
6.07
6.53
5.23
4.61
5.07
6.91
4.84
3.4
5.21
6.34
4.13
3.36
5.53
6.33
5.95
5.63
3.41
4.01
4.95
4.98
5.3
3.68
2.86
4.46
6.11
3.94
2.59
3.2
4.91
5.39
4.72
5.11
3.93
3.33
4.09
5.57
3.57
2.69
3.91
4.83
2.8
2.22
4.15
5.11
4.51
3.96
2.43
2.86
3.66
3.68
4.05
2.15
1.73
2.75
4.43
2.39
1.48
2
3.07
3.7
3.11
3.45
2.27
2
2.48
3.5
2.24
1.43
2.4
3.08
1.6
1.02
2.59
3.44
2.71
2.45
1.2
1.65
2.18
2.15
2.5
1.28
0.92
1.62
3.02
1.39
0.69
1.02
1.97
2.58
2.04
2.34
1.43
1.12
1.58
2.16
1.17
0.77
1.42
1.98
0.78
0.42
1.37
2.27
1.77
1.06
0.59
0.89
1.26
1.28
1.4
0.93
0.56
1.27
2.31
1.09
0.4
0.79
1.59
2.14
1.7
1.94
1.08
0.72
1.25
1.63
0.88
0.43
1.08
1.56
0.45
0.19
1.1
1.84
1.46
0.87
0.32
0.52
0.92
0.93
1.11
3.52
3.02
3.99
5.61
3.72
2.52
2.98
4.62
5.16
4.6
4.94
3.74
3.34
3.75
4.56
3.17
2.39
3.33
4.21
2.67
2.27
3.47
4.43
3.93
3.41
2.26
2.61
3.14
3.17
3.39