Solar Atlas · Nevada
Is solar worth it in Las Vegas, NV?
A 7 kWdc rooftop array in Las Vegas makes about 12,268 kWh a year (NLR PVWatts, modeled) and pays back in 15.8 years at Nevada Power Co’s 13.3¢/kWh residential rate (Aug 2025–Jul 2026), with no federal credit. Exports follow NV Energy net metering, Tier 4 (75% of retail).
36.17°N · 9.5–14.5 h daylight · site signature
- Production
- 1,753 kWh per kWdc per year · capacity factor 20.0% AC
- Residential rate
- 13.3¢/kWh · Nevada Power Co
- Exported solar
- NV Energy net metering, Tier 4 (75% of retail) · 8.52¢/kWh
- Climate
- hot desert (Köppen BWh) · 21.1 °C mean, 106 mm/yr
Source: NLR PVWatts v8.5.0 (NSRDB PSM V3 GOES tmy-2020 3.2.0) — 1 kW, tilt 20°, azimuth 180°, roof mount, 14% losses · fetched 2026-09-24 · modeled, not metered
Source: EIA-861M utility average · Aug 2025–Jul 2026 · EIA Nevada average Jan–Jul 2026 13.5¢ · utility’s EIA-861 2024 average 15.3¢
Nevada Power Co customers who buy supply from a competitive supplier or community choice aggregator pay delivery plus their supplier’s price; the average shown is the utility’s default (bundled) service.
Source: Nevada Power (southern Nevada) residential customer-generators ≤ 25 kW accepting net metering in the final (Tier 4) block · checked 2026-09-24
Source: NOAA NCEI Climate Normals 1991–2020, LAS VEGAS MCCARRAN AP, NV US (11.1 km away) · fetched 2026-09-24
No federal credit: the homeowner credit (§25D) ended for systems installed after 2025-12-31. A lease or PPA price may reflect the lessor’s §48E credit. 26 U.S.C. §25D(h) and (e)(8)(A) · policy as of 2026-09-24
Make it your answer
Start from your bill. Everything else is prefilled from this page and can be changed.
Your exact roof, or a business
The payback calculator runs hourly PVWatts at your address. The Modeler opens a grid-tied home at Las Vegas. A business goes to the Quote Studio with the 10.2¢/kWh commercial rate.