Solar panel output in Anchorage, AK
Anchorage, kWh per kW each monthU.S. median
Each kilowatt of panels in Anchorage makes about 951 kWh a year, 34.4% below the median U.S. city.
6 kW facing south at 20°: ≈ 5,700 kWh. Other sizes and layouts
- Winter output drops hard: December to February makes only 18% of June to August, the lowest ratio of the 100 cities.
- Makes the least per kW of the 36 listed cities in the West.
- May is where it ranks highest nationally: 30th of 100 that month, against 100th over the year.
- A 1-axis tracker would add +6.3%, the smallest tracker gain of the 100 cities.
- Trails all five of its nearest listed cities; even the closest, Seattle (2,275 km away), makes 14.4% more.
- Among the ten least productive cities in every month except April, May and June.
The least sunny of 100 cities for yearly output · 3.15 kWh/m² of sun a day on the panel
Which way should the panels face?
At 61°: +76.0% in November, −16.5% in JunekWh per kW each month
Months, best first
Monthly output in Anchorage, AK, best to weakest month| Month | kWh per kW | Rank that month |
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| May | 153.7 | 30 |
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| June | 149.9 | 42 |
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| April | 128.9 | 72 |
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| July | 127.8 | 99 |
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| March | 95.3 | 98 |
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| August | 89.4 | 100 |
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| September | 67.6 | 100 |
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| October | 44.7 | 100 |
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| February | 36.6 | 100 |
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| November | 26.7 | 100 |
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| January | 21.3 | 100 |
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| December | 8.8 | 100 |
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- Seattle, WA2,275 km · 1,088
+14.4% - Portland, OR2,447 km · 1,121
+17.9% - Boise, ID2,920 km · 1,468
+54.4% - Billings, MT3,117 km · 1,334
+40.3% - Reno, NV3,131 km · 1,667
+75.3%
Anchorage is far from the other listed cities: the nearest is 2,275 km away.