Solar Panel Savings in Lewiston, ME
Calculate how much you can save with solar panels in Lewiston, Maine. Based on 4 peak sun hours/day and 23.5¢/kWh average electricity rate.
4
Peak Sun Hours/Day
23.5¢
Avg Rate (¢/kWh)
7.9 yr
Payback Period
$28k
25-Year Savings
Lewiston Solar Overview
Calculate Your Lewiston Solar Savings
Lewiston average: $130/mo
South-facing roofs produce the most energy
Add $8,000-$12,000 for whole-home battery backup
Annual Production
kWh/year
Annual Savings
per year
Net System Cost
after 30% ITC
Payback Period
break-even time
25-Year Total Savings
$56,326
Monthly Savings
$137
Federal Tax Credit
$5,562
Cumulative Savings vs System Cost
Cost Breakdown
| Item | Lewiston | National Avg |
|---|---|---|
| Gross System Cost (6kW) | $18,540 | $17,100 |
| Federal Tax Credit (30%) | -$5,562 | -$5,130 |
| Net System Cost | $12,978 | $11,970 |
| Cost Per Watt | $3.09/W | $2.85/W |
Solar Potential in Lewiston
Sun Hours vs National Average
Lewiston gets 11% less sun than the national average, but high-efficiency panels compensate.
Climate Advantages
- 172 sunny days per year
- Average temperature: 43.4°F — cooler temps actually improve panel efficiency
- Average roof size: 1,706 sq ft — enough for a 94-panel system
Lewiston Solar Incentives & Programs
Federal Investment Tax Credit (ITC)
30% of total system cost deducted from federal taxes. For a $18,540 system, that's a $5,562 credit. Valid through 2032.
Maine State Incentives
Maine net energy billing; property tax exemption for solar.
Net Metering — Central Maine Power
Central Maine Power offers net metering in Lewiston. Earn credits for excess solar energy sent to the grid, reducing your electric bill further.
Environmental Impact in Lewiston
2.9
Tons CO2 Offset/Year
48
Equivalent Trees Planted
0.7
Homes Worth of Energy
Based on 7,008 kWh annual production with a 6kW system. EPA average: 0.417 metric tons CO2 per MWh, 10,632 kWh per US home.
Solar Energy in Lewiston, Maine
Lewiston, Maine receives an average of 4 peak sun hours per day, offering adequate solar resources for homeowners looking to reduce their electricity bills. With electricity rates averaging 23.5¢ per kWh from Central Maine Power, well above the national average of 16¢/kWh, solar panels offer exceptional savings potential.
A typical 6kW solar system in Lewiston produces approximately 7,008 kWh per year, saving homeowners an estimated $1,649 annually. The system pays for itself in about 7.9 years, after which you enjoy essentially free electricity for the remaining 17+ years of the system's warranty life.
Lewiston has a solar penetration rate of 3.3% — indicating early-stage solar adoption with tremendous growth potential as prices continue to fall. The cost of living index of 113 (national average: 100) means higher electricity costs, which amplifies solar savings.
Other Cities in Maine
Frequently Asked Questions
How much do solar panels cost in Lewiston, ME?
The average cost of a 6kW solar panel system in Lewiston is approximately $18,540 before incentives ($3.09/watt). After the 30% federal Investment Tax Credit, the net cost is about $12,978. Maine net energy billing; property tax exemption for solar.
How many peak sun hours does Lewiston get?
Lewiston, ME receives an average of 4 peak sun hours per day and approximately 172 sunny days per year. This is near the national average, providing good conditions for residential solar panels.
What is the solar payback period in Lewiston?
The average solar payback period in Lewiston is approximately 7.9 years. After payback, your solar panels generate essentially free electricity for the remaining 15-20 years of their warranty. Over 25 years, total savings can reach $28,247.
Does Lewiston have net metering?
Yes, Lewiston has access to net metering through Central Maine Power. This allows you to earn credits for excess solar energy sent to the grid, significantly improving your solar investment returns.
Is solar worth it in Lewiston, ME?
Absolutely. With a 7.9-year payback period and $28,247 in 25-year savings, solar is an excellent investment in Lewiston. The 30% federal tax credit and above-average electricity rates help make solar financially attractive.