Solar panel yield in Sumter

Each kWp of solar panels in Sumter, at the best angle of 33°, produces about 1,464 kWh of electricity a year – worth $231 at today's household electricity price.

Yield per kWp
1,464 kWh
per year
Value per kWp
$231
if used at home, at today's tariff
Versus the United States average
−4%
1,530 kWh
Solar rank in the United States
1,821 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
Jan113
Feb109
Mar134
Apr141
May134
Jun125
Jul127
Aug122
Sep121
Oct125
Nov113
Dec99

A typical 5 kWp home system

A 5 kWp system in Sumter would produce about 7,322 kWh a year – 293% 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 Sumter →

Source: PVGIS © European Union, 2001–2026.

Updated: