Solar panel yield in Wellesley

Each kWp of solar panels in Wellesley, at the best angle of 41°, produces about 1,375 kWh of electricity a year – worth $419 at today's household electricity price.

Yield per kWp
1,375 kWh
per year
Value per kWp
$419
if used at home, at today's tariff
Versus the United States average
−10%
1,530 kWh
Solar rank in the United States
3,836 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
Jan104
Feb113
Mar136
Apr129
May126
Jun118
Jul126
Aug126
Sep116
Oct103
Nov95
Dec83

A typical 5 kWp home system

A 5 kWp system in Wellesley would produce about 6,873 kWh a year – 275% 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 Wellesley →

Source: PVGIS © European Union, 2001–2026.

Updated: