Solar Energy Data for Arizona
Detailed solar irradiance and production data for 10 cities in Arizona. The state averages 5.79 kWh/m²/day GHI — Above Average solar resources.
Arizona above the national average for solar energy production. Strong irradiance levels make solar cost-effective for residential and commercial installations statewide.
Arizona Overview
- Cities with data
- 10
- Avg. GHI
- 5.79 kWh/m²/day
- Solar Rating
- Above Average
- Best City
- Phoenix (5.78 kWh/m²/d)
Cities in Arizona — Ranked by Solar Potential
10 cities| Rank | City | GHI (kWh/m²/d) | Peak Sun Hours | 5kW Production | Est. Annual Savings | Payback |
|---|---|---|---|---|---|---|
| #1 | Phoenix (pop. 1,608,139) | 5.78 | 6.7 | 9,753 kWh | $1,219 | 8.6 yrs |
| #2 | Tucson (pop. 542,629) | 5.8 | 6.7 | 9,753 kWh | $1,219 | 8.6 yrs |
| #3 | Mesa (pop. 504,258) | 5.79 | 6.7 | 9,767 kWh | $1,221 | 8.6 yrs |
| #4 | Glendale (pop. 248,325) | 5.8 | 6.7 | 9,797 kWh | $1,225 | 8.6 yrs |
| #5 | Scottsdale (pop. 258,069) | 5.77 | 6.7 | 9,738 kWh | $1,217 | 8.6 yrs |
| #6 | Gilbert (pop. 254,114) | 5.8 | 6.7 | 9,782 kWh | $1,223 | 8.6 yrs |
| #7 | Tempe (pop. 192,364) | 5.77 | 6.7 | 9,738 kWh | $1,217 | 8.6 yrs |
| #8 | Peoria (pop. 175,961) | 5.81 | 6.7 | 9,826 kWh | $1,228 | 8.6 yrs |
| #9 | Surprise (pop. 144,412) | 5.81 | 6.7 | 9,826 kWh | $1,228 | 8.6 yrs |
| #10 | Chandler (pop. 261,165) | 5.8 | 6.7 | 9,767 kWh | $1,221 | 8.6 yrs |
Analyze any Arizona location
These figures are city-level averages. For your exact address in Arizona, use SolarScope's Site Studio to account for roof orientation, shading, and your utility rate.