Solar panel yield in Williamsport

Each kWp of solar panels in Williamsport, at the best angle of 37°, produces about 1,335 kWh of electricity a year – worth $291 at today's household electricity price.

Yield per kWp
1,335 kWh
per year
Value per kWp
$291
if used at home, at today's tariff
Versus the United States average
−13%
1,530 kWh
Solar rank in the United States
4,015 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
Jan87
Feb103
Mar129
Apr130
May130
Jun127
Jul132
Aug126
Sep114
Oct100
Nov89
Dec68

A typical 5 kWp home system

A 5 kWp system in Williamsport would produce about 6,675 kWh a year – 267% 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 Williamsport →

Source: PVGIS © European Union, 2001–2026.

Updated: