Solar panel yield in Spearfish

Each kWp of solar panels in Spearfish, at the best angle of 42°, produces about 1,680 kWh of electricity a year – worth $255 at today's household electricity price.

Yield per kWp
1,680 kWh
per year
Value per kWp
$255
if used at home, at today's tariff
Versus the United States average
+10%
1,530 kWh
Solar rank in the United States
788 of 4,349

Monthly yield of 1 kWp

JanFebMarAprMayJunJulAugSepOctNovDec
Long-term average monthly production (PVGIS), panels facing south at the optimal angle, 14 % system losses.
Show the data as a table
MonthkWh
Jan119
Feb133
Mar164
Apr155
May147
Jun147
Jul155
Aug156
Sep148
Oct134
Nov118
Dec106

A typical 5 kWp home system

A 5 kWp system in Spearfish would produce about 8,401 kWh a year – 336% of the 2,500 kWh our default home uses.

Payback

How fast a system pays for itself depends on its price, how much of the power you use yourself and the feed-in tariff. Try your own numbers: Solar payback calculator →

Cost of running a home in Spearfish →

Source: PVGIS © European Union, 2001–2026.

Updated: