Wyoming Solar Guide 2026
Everything Wyoming homeowners need to know: costs, incentives, net metering policy, and what makes this state unique for solar.
Key fact about Wyoming solar
Wyoming has outstanding sun hours (5.6/day, better than Florida) but the cheapest electricity in the US (~$0.09/kWh). The math is challenging — solar makes more sense bundled with EV charging or backup power needs.
Peak sun hours
5.6
hrs/day avg
Avg electricity rate
9.0¢
per kWh
Median install cost
$2.9/W
before incentives
Typical payback
16 yrs
8 kW system, avg usage
Typical 8 kW system in Wyoming
Annual production
16,352 kWh
Year-1 savings
$1,472
System cost (est.)
$23,200
No federal tax credit — Section 25D expired December 31, 2025.
Wyoming Net Metering Policy
Full retail net metering (WPSC rules)
Wyoming requires full retail net metering for systems up to 25 kW. Rocky Mountain Power and other utilities must credit exports at retail. Wyoming has some of the best solar resources in the US but the lowest electricity rates.
Wyoming Solar Incentives
Available in addition to any utility rebates. Federal 25D credit is $0 for homeowner-owned systems from 2026.
- ✓No state income tax (no credit opportunity)
- ✓Property tax exemption on solar
Top Utilities in Wyoming
Interconnection timeline: 4–8 weeks
Calculate your Wyoming solar economics
Our calculators are pre-filled with Wyoming data. Run any tool below.