Peterborough Temperatures: Averages by Month

Days of Hot Weather in Peterborough

The hottest days at Peterborough have temperatures peaking in the low-thirties Celsius. The city averages seven days a year with thirty-degree weather, which can show up from May to September. The temperature does not normally climb above 35 °C (95 °F) here.

When Peterborough Has Frosty Weather

Peterborough typically has 152 days a year when the minimum temperature is at 0 °C or below. The average date for the last frost in spring is April 24. Frost normally returns here on October 9. The frost-free period extends for 168 days on average between the final spring frost and the first fall frost.

How Often Peterborough Has Cold Temperatures

Peterborough's chilliest winter nights have lows in the minus-twenties °C (below -3 °F). The city averages nine nights a year when the thermometer drops that low. Temperatures below -30 °C (-22 °F) occur on average just once every three years.

From November to April, Peterborough can remain below freezing all day long. The city typically has 64 days a year when the temperature never rises above 0 °C.