Weather Forecast and Radar for Casselman, Ontario

Weather in Casselman, ON

Casselman, Ontario experiences four distinct seasons throughout the year. Spring (March-May) brings mild temperatures with average highs of 7-18 degrees Celsius and lows of -2 to 6 degrees Celsius. The spring months are usually filled with plenty of rain and occasional snow.

Summer (June-August) offers pleasant temperatures with average highs of 22-29 degrees Celsius and lows of 10-17 degrees Celsius. July and August are the warmest months with temperatures sometimes reaching the low 30s. The summer months are usually dry with occasional thunderstorms.

Fall (September-November) brings cooler temperatures with average highs of 10-18 degrees Celsius and lows of 0-8 degrees Celsius. As the season progresses, temperatures drop and rain and snow become more frequent.

Winter (December-February) is cold with average highs of -3 to 4 degrees Celsius and lows of -13 to -4 degrees Celsius. Snowfall is common in the winter months, with some years bringing more snow than others.

Fast Facts About Casselman, ON

As of 2020, the city population is 3548.

Major Cities Nearby Casselman, ON

This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Casselman, Ontario.