Solar Panel Calculator for Moncton, NB
Estimate the cost, savings and payback of solar panels in Moncton, NB, using local NREL sunshine data, provincial prices and the local electricity rate.
Your result
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Moncton gets about 4.25 peak sun hours a day on a south-facing roof, so each kW of panels makes about 1,177 kWh a year. That ranks #103 of the 111 cities on this site. Output peaks in Jul and is lowest in Dec.
Sunshine in Moncton by month
What an 8 kW system makes in Moncton
| Month | Sun hours a day | Output | Bill savings |
|---|---|---|---|
| Jan | 2.45 | 504 kWh | C$84 |
| Feb | 3.49 | 648 kWh | C$108 |
| Mar | 4.81 | 952 kWh | C$158 |
| Apr | 4.86 | 888 kWh | C$147 |
| May | 5.31 | 976 kWh | C$162 |
| Jun | 5.88 | 1,024 kWh | C$170 |
| Jul | 5.93 | 1,048 kWh | C$174 |
| Aug | 5.52 | 984 kWh | C$163 |
| Sep | 4.90 | 872 kWh | C$145 |
| Oct | 3.48 | 664 kWh | C$110 |
| Nov | 2.22 | 432 kWh | C$72 |
| Dec | 2.10 | 432 kWh | C$72 |
| Year | 4.25 | 9,416 kWh | C$1,564 |
Savings at 16.61¢ per kWh, with every kWh credited at that price.
Cost and payback by system size
At C$2.94 per watt, the midpoint of the New Brunswick range, before incentives.
| System | Cost | Year 1 savings | Payback | 25-yr gain |
|---|---|---|---|---|
| 4 kW | C$11,760 | C$782 | 15.6 yrs | C$6,661 |
| 6 kW | C$17,640 | C$1,173 | 15.6 yrs | C$9,991 |
| 8 kW | C$23,520 | C$1,564 | 15.6 yrs | C$13,321 |
| 10 kW | C$29,400 | C$1,955 | 15.6 yrs | C$16,652 |
| 12 kW | C$35,280 | C$2,346 | 15.6 yrs | C$19,982 |
How many panels you need in Moncton
| Monthly use | System | 400 W panels |
|---|---|---|
| 500 kWh | 5.10 kW | 13 |
| 750 kWh | 7.65 kW | 20 |
| 1,000 kWh | 10.20 kW | 26 |
| 1,500 kWh | 15.29 kW | 39 |
| 2,000 kWh | 20.39 kW | 51 |
Covering 100% of a year's use at 1,177 kWh per kW.
Common questions
Is solar worth it in Moncton?
At local averages an 8 kW system costs about C$23,520 before incentives, saves about C$1,564 in its first year and pays back in about 15.6 years.
How many peak sun hours does Moncton get?
About 4.25 a day over the year on a south-facing roof at 20°, from 2.1 in Dec to 5.9 in Jul, according to NREL's PVWatts model.
How much does a 1 kW solar system produce in Moncton?
About 1,177 kWh a year, or 98 kWh a month on average.
Are there solar incentives in Canada?
Programs change often and differ by province and utility. Check with your provincial energy department and your utility before you buy.
Sources
- NREL PVWatts V8 API (south-facing, 20° tilt, 14% losses, typical-year weather): https://developer.nlr.gov/docs/solar/pvwatts/v8/
- Hydro-Québec, Comparison of Electricity Prices in Major North American Cities, 2025 (1,000 kWh a month, before tax): https://www.hydroquebec.com/data/documents-donnees/pdf/comparaison-prix-2025-en.pdf
- Green Building Canada, Solar panel costs in Canada by province (2026): https://greenbuildingcanada.ca/solar-panels-cost-canada/