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Solar Panel Systems
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How many hours of Peak Sun light does my area get?
What are my available State & Federal Solar/Wind Energy Incentives? Check them Here
World Peak Sun Hours Map
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Peak Sun Hours Table for the U.S.
| State |
City |
High |
Low |
Avg |
| AK |
Fairbanks |
5.87
|
2.12
|
3.99
|
| AK |
Matanuska |
5.24
|
1.74
|
3.55
|
| AL |
Montgomery |
4.69
|
3.37
|
4.23
|
| AR |
Bethel |
6.29
|
2.37
|
3.81
|
| AR |
Little Rock |
5.29
|
3.88
|
4.69
|
| AZ |
Tuscon |
7.42
|
6.01
|
6.57
|
| AZ |
Page |
7.3
|
5.65
|
6.36
|
| AZ |
Pheonix |
7.13
|
5.78
|
6.58
|
| CA |
Santa Maria |
6.52
|
5.42
|
5.94
|
| CA |
Riverside |
6.35
|
5.35
|
5.87
|
| CA |
Davis |
6.09
|
3.31
|
5.1
|
| CA |
Fresno |
6.19
|
3.42
|
5.38
|
| CA |
Los Angeles |
6.14
|
5.03
|
5.62
|
| CA |
Soda Springs |
6.47
|
4.4
|
5.6
|
| CA |
La Jolla |
5.24
|
4.29
|
4.77
|
| CA |
Inyokern |
8.7
|
6.87
|
7.66
|
| CO |
Grandby |
7.47
|
5.15
|
5.69
|
| CO |
Grand Lake |
5.86
|
3.56
|
5.08
|
| CO |
Grand Junction |
6.34
|
5.23
|
5.85
|
| CO |
Boulder |
5.72
|
4.44
|
4.87
|
| DC |
Washington |
4.69
|
3.37
|
4.23
|
| FL |
Apalachicola |
5.98
|
4.92
|
5.49
|
| FL |
Belie Is. |
5.31
|
4.58
|
4.99
|
| FL |
Miami |
6.26
|
5.05
|
5.62
|
| FL |
Gainsville |
5.81
|
4.71
|
5.27
|
| FL |
Tampa |
6.16
|
5.26
|
5.67
|
| GA |
Atlanta |
5.16
|
4.09
|
4.74
|
| GA |
Griffin |
5.41
|
4.26
|
4.99
|
| HI |
Honolulu |
6.71
|
5.59
|
6.02
|
| IA |
Ames |
4.8
|
3.73
|
4.4
|
| ID |
Boise |
5.83
|
3.33
|
4.92
|
| ID |
Twin Falls |
5.42
|
3.42
|
4.7
|
| IL |
Chicago |
4.08
|
1.47
|
3.14
|
| IN |
Indianapolis |
5.02
|
2.55
|
4.21
|
| KS |
Manhattan |
5.08
|
3.62
|
4.57
|
| KS |
Dodge City |
4.14
|
5.28
|
5.79
|
| KY |
Lexington |
5.97
|
3.6
|
4.94
|
| LA |
Lake Charles |
5.73
|
4.29
|
4.93
|
| LA |
New Orleans |
5.71
|
3.63
|
4.92
|
| LA |
Shreveport |
4.99
|
3.87
|
4.63
|
| MA |
E. Wareham |
4.48
|
3.06
|
3.99
|
| MA |
Boston |
4.27
|
2.99
|
3.84
|
| MA |
Blue Hill |
4.38
|
3.33
|
4.05
|
| MA |
Natick |
4.62
|
3.09
|
4.1
|
| MA |
Lynn |
4.6
|
2.33
|
3.79
|
| MD |
Silver Hill |
4.71
|
3.84
|
4.47
|
| ME |
Caribou |
5.62
|
2.57
|
4.19
|
| ME |
Portland |
5.23
|
3.56
|
4.51
|
| MI |
Sault Ste. Marie |
4.83
|
2.33
|
4.2
|
| MI |
E. Lansing |
4.71
|
2.7
|
4
|
MO
|
Columbia |
5.5
|
3.97
|
4.73
|
| MO |
St. Louis |
4.87
|
3.24
|
4.38
|
| MS |
Meridian |
4.86
|
3.64
|
4.43
|
| MT |
Glasgow |
5.97
|
4.09
|
5.15
|
| MT |
Great Falls |
5.7
|
3.66
|
4.93
|
| MT |
Summit |
5.17
|
2.36
|
3.99
|
| NM |
Albuquerque |
7.16
|
6.21
|
6.77
|
| NB |
Lincoln |
5.4
|
4.38
|
4.79
|
| NB |
N. Omaha |
5.28
|
4.26
|
4.9
|
| NC |
Cape Hatteras |
5.81
|
4.69
|
5.31
|
| NC |
Greensboro |
5.05
|
4
|
4.71
|
| ND |
Bismark |
5.48
|
3.97
|
5.01
|
| NJ |
Sea Brook |
4.76
|
3.2
|
4.21
|
| NV |
Las Vegas |
7.13
|
5.84
|
6.41
|
| NV |
Ely |
6.48
|
5.49
|
5.98
|
| NY |
Binghamton |
3.93
|
1.62
|
3.16
|
| NY |
Ithaca |
4.57
|
2.29
|
3.79
|
| NY |
Schenectady |
3.92
|
2.53
|
3.55
|
| NY |
Rochester |
4.22
|
1.58
|
3.31
|
| NY |
New York City |
4.97
|
3.03
|
4.08
|
| OH |
Columbus |
5.26
|
2.66
|
4.15
|
| OH |
Cleveland |
4.79
|
2.69
|
3.94
|
| OK |
Stillwater |
5.52
|
4.22
|
4.99
|
| OK |
Oklahoma City |
6.26
|
4.98
|
5.59
|
| OR |
Astoria |
4.76
|
1.99
|
3.72
|
| OR |
Corvallis |
5.71
|
1.9
|
4.03
|
| OR |
Medford |
5.84
|
2.02
|
4.51
|
| PA |
Pittsburg |
4.19
|
1.45
|
3.28
|
| PA |
State College |
4.44
|
2.79
|
3.91
|
| RI |
Newport |
4.69
|
3.58
|
4.23
|
| SC |
Charleston |
5.72
|
4.23
|
5.06
|
| SD |
Rapid City |
5.91
|
4.56
|
5.23
|
| TN |
Nashville |
5.2
|
3.14
|
4.45
|
| TN |
Oak Ridge |
5.06
|
3.22
|
4.37
|
| TX |
San Antonio |
5.88
|
4.65
|
5.3
|
| TX |
Brownsville |
5.49
|
4.42
|
4.92
|
| TX |
El Paso |
7.42
|
5.87
|
6.72
|
| TX |
Midland |
6.33
|
5.23
|
5.83
|
| TX |
Fort Worth |
6
|
4.8
|
5.43
|
| UT |
Salt Lake City |
6.09
|
3.78
|
5.26
|
| UT |
Flaming Gorge |
6.63
|
5.48
|
5.83
|
| VA |
Richmond |
4.5
|
3.37
|
4.13
|
| WA |
Seattle |
4.83
|
1.6
|
3.57
|
| WA |
Richland |
6.13
|
2.01
|
4.44
|
| WA |
Pullman |
6.07
|
2.9
|
4.73
|
| WA |
Spokane |
5.53
|
1.16
|
4.48
|
| WA |
Prosser |
6.21
|
3.06
|
5.03
|
| WI |
Madison |
4.85
|
3.28
|
4.29
|
| WV |
Charleston |
4.12
|
2.47
|
3.65
|
| WY |
Lander |
6.81
|
5.5
|
6.06
|
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