... including targeted forecasts at the time of your arrival to each point!
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.
As of 2020, the city population is 3548.
This map shows the current & 7-day weather forecast, weather alerts, and weather radar for Casselman, Ontario.