Solar panel output in Raleigh, NC
Each kilowatt of panels in Raleigh makes about 1,370 kWh a year, 5.5% below the median U.S. city.
6 kW facing south at 20°: ≈ 8,220 kWh. Other sizes and layouts
- Durham lies 28 km away with yearly outputs 0.7% apart. Month by month, Raleigh comes out ahead in January, March, April, May, July, August, September and October.
- January is where it ranks highest nationally: 41st of 100 that month, against 66th over the year.
- Among the ten least productive cities in May.
- Its yearly output matches Little Rock, AR, 1,250 km away, within 0.1%.
- Flat panels lose 11.3% here, the 32nd smallest flat-panel loss of the 100 cities.
66th of 100 U.S. cities for yearly output · 5.13 kWh/m² of sun a day on the panel
Which way should the panels face?
- 1-axis trackerGround mount1,578+15.2%
- South, tilted 36°1,395+1.8%
- South, 20° tilt1,370baseline
- Flat1,215−11.3%
- East-facing, 20°1,185−13.4%
- West-facing, 20°1,180−13.8%
Months, best first
| Month | kWh per kW | Rank that month |
|---|---|---|
| July | 136.4 | 89 |
| May | 134.0 | 91 |
| April | 133.8 | 58 |
| June | 133.3 | 86 |
| August | 128.3 | 87 |
| March | 121.8 | 64 |
| September | 119.5 | 75 |
| October | 104.1 | 71 |
| January | 93.7 | 41 |
| February | 92.6 | 65 |
| November | 89.5 | 58 |
| December | 82.6 | 51 |
Nearby cities
Same yearly output
- Little Rock, AR1,370
- Des Moines, IA1,367
- Wilmington, DE1,364
Most similar seasons
- Denver, CO1,602
- Durham, NC1,360
- Aurora, CO1,612