Solar Calculator Guelph — 2026 Savings Estimate
Guelph receives 2,066 sun hours/year. See how much you can save with solar panels powered by Alectra Utilities electricity rates.
2,066
Sun Hours/Year
$174/mo
Avg Electricity Bill
Alectra Utilities
Primary Utility
8 kW
Avg System Size
Solar Energy in Guelph, Ontario
Guelph is well-positioned for residential solar energy. According to Natural Resources Canada (NRCan) solar irradiance data, Guelph receives 2,066 sun hours per year. With an average monthly electricity bill of $174 from Alectra Utilities, homeowners can see significant savings by going solar.
A typical 8 kW solar system in Guelph produces approximately 1,400 kWh per year, enough to offset a significant portion of average household electricity consumption. You can verify solar potential for your specific address using the NRCan Photovoltaic Potential Map.
The primary utility in Guelph is Alectra Utilities, serving the majority of residential customers. Ontario's time-of-use pricing means solar savings vary by time of day, with peak period offsets providing the highest value. Rates are set by the Ontario Energy Board (OEB).
With the federal 30% Clean Technology Investment Tax Credit and provincial incentives, solar panel payback periods in Guelph are now 10 years on average, meaning your system generates free electricity for 15+ additional years.
Electricity Rates in Guelph
Solar Incentives Available in Guelph
Federal: 30% Clean Technology ITC
All Guelph homeowners qualify for the federal 30% Investment Tax Credit on solar installations. On a $27,200 system, this saves approximately $8,160.
Ontario Zero-Export Solar Incentive
$100 per kW of solar capacity, up to maximum of $5,000
Ontario Zero-Export Battery Incentive
$300 per kWh of battery storage, up to maximum of $5,000
How Much Can You Save With Solar in Guelph?
Estimates based on 8 kW system, 2066 sun hours/year, and current Alectra Utilities rates. Your actual savings may vary based on roof orientation, shading, and consumption patterns.
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Learn moreData Sources & References for Guelph Solar
- • NRCan Solar Resource Data — Sun hours and solar irradiance for Guelph
- • NRCan Photovoltaic Potential Maps — Address-level solar output estimates
- • Government of Canada: Clean Technology ITC — Federal 30% solar tax credit details
- • Ontario Energy Board (OEB) — Current TOU and tiered electricity rates
- • Electrical Safety Authority (ESA) — Contractor licensing and inspection requirements
- • Open Canada: Solar Radiation Data — Annual solar radiation dataset
— Data sources: NRCan, Alectra Utilities, Government of Canada
Guelph, Ontario, Canada (43.54°N, 80.25°W)