Solar Calculator Thunder Bay — 2026 Savings Estimate

Thunder Bay is well-positioned for residential solar energy. According to Natural Resources Canada (NRCan) solar irradiance data, Thunder Bay receives 2,060 sun hours per year. With an average monthly electricity bill of $165 from Thunder Bay Hydro, homeowners can see significant savings by going solar.

A typical 7 kW solar system in Thunder Bay produces approximately 1,225 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 Thunder Bay is Thunder Bay Hydro, 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).

Individual homeowners are not eligible for the federal Clean Technology Investment Tax Credit (limited by the Canada Revenue Agency to taxable Canadian corporations and REITs). With provincial and municipal incentives, solar panel payback periods in Thunder Bay are typically 10 years on average, with 15+ years of production beyond that.