Solar Energy Data for Iowa
Detailed solar irradiance and production data for 1 cities in Iowa. The state averages 4.02 kWh/m²/day GHI — Average solar resources.
Iowa near the national average for solar energy production. Solar installations are economically viable across most of Iowa, particularly where electricity rates are above the national average.
Iowa Overview
- Cities with data
- 1
- Avg. GHI
- 4.02 kWh/m²/day
- Solar Rating
- Average
- Best City
- Des Moines (4.02 kWh/m²/d)
Cities in Iowa — Ranked by Solar Potential
1 cities| Rank | City | GHI (kWh/m²/d) | Peak Sun Hours | 5kW Production | Est. Annual Savings | Payback |
|---|---|---|---|---|---|---|
| #1 | Des Moines (pop. 214,778) | 4.02 | 4.7 | 6,891 kWh | $813 | 12.9 yrs |
Analyze any Iowa location
These figures are city-level averages. For your exact address in Iowa, use SolarScope's Site Studio to account for roof orientation, shading, and your utility rate.