SunPowerPeek

Pennsylvania vs Wyoming Solar Comparison

Wyoming gets more sun (5.2 hrs/day) while Pennsylvania has the faster payback (8.5 years).Pennsylvania offers higher 20-year savings at $34,800.

Pennsylvania

3.8 hrs

8.5yr payback

$34,800

20yr savings

Wyoming

5.2 hrs

12yr payback

$24,600

20yr savings

Side-by-Side Comparison

MetricPennsylvaniaWyoming
Peak Sun Hours3.8 hrs5.2 hrs
Cost per Watt$3.15$3.00
6kW System Cost$18,900$18,000
Federal Tax Credit30%30%
State Tax CreditNoneNone
State RebateNoneNone
Net MeteringFull Net MeteringPartial Net Metering
Electricity Rate18.36¢/kWh11.72¢/kWh
Payback Period8.5 years12 years
20-Year Savings$34,800$24,600

Verdict

Pennsylvania is the better state for solar ROI with $34,800 in 20-year savings and a 8.5-year payback period. Wyoming has more sun exposure at 5.2 hrs/day, making it ideal for maximum energy production. Both states qualify for the 30% federal solar tax credit.

Frequently Asked Questions

Is solar better in Pennsylvania or Wyoming?

Wyoming gets more sun (5.2 peak hours/day vs 3.8). Pennsylvania has a faster payback (8.5 years) and Pennsylvania offers higher 20-year savings ($34,800).

How do solar costs compare between Pennsylvania and Wyoming?

A 6kW system costs $18,900 in Pennsylvania vs $18,000 in Wyoming before incentives. Both qualify for the 30% federal tax credit.

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Data verified March 2026 · Source: NREL, DSIRE, EIA