Solar System Sizing Tool — Maine
Determine the right solar system size for your home in Maine. With an average electricity rate of 22.5¢/kWh and 4 peak sun hours per day, homeowners here typically need a system tailored to local conditions. Select your city for a more precise recommendation.
22.5¢
Avg Rate / kWh
4h
Peak Sun Hours / Day
$155
Avg Monthly Bill
1,600
Avg Home Size (sq ft)
Select Your City in Maine
Portland
22.8¢/kWh · 4.1h sun/day
Avg bill: $158/mo · Central Maine Power
Lewiston
22.5¢/kWh · 4h sun/day
Avg bill: $152/mo · Central Maine Power
Bangor
23¢/kWh · 3.9h sun/day
Avg bill: $155/mo · Versant Power
South Portland
22.5¢/kWh · 4.1h sun/day
Avg bill: $155/mo · Central Maine Power
Auburn
22.5¢/kWh · 4h sun/day
Avg bill: $150/mo · Central Maine Power
Biddeford
22.8¢/kWh · 4.1h sun/day
Avg bill: $152/mo · Central Maine Power
Related Resources
Get a Solar Quote for Maine
Our team specializes in solar installations across Maine. Find out the perfect system size for your home.
Get Your Free Quote