Solar panel yield in Windham

Each kWp of solar panels in Windham, at the best angle of 41°, produces about 1,372 kWh of electricity a year – worth $379 at today's household electricity price.

Yield per kWp
1,372 kWh
per year
Value per kWp
$379
if used at home, at today's tariff
Versus the United States average
−10%
1,530 kWh
Solar rank in the United States
3,869 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
Jan103
Feb114
Mar137
Apr128
May126
Jun117
Jul126
Aug127
Sep118
Oct100
Nov93
Dec84

A typical 5 kWp home system

A 5 kWp system in Windham would produce about 6,862 kWh a year – 274% 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 Windham →

Source: PVGIS © European Union, 2001–2026.

Updated: