Gravenhurst enjoys four distinct seasons, with snowy winters and enjoyable summers.

• Average Temperature – Summer 18^OC or 70^OF
• Average Temperature – Winter -8^OC or 18^OF
• Average Annual Snowfall - 335 centimetres or 134 inches
• Average Annual Rainfall - 809 millimetres or 33 inches
• Total Average Annual Precipitation – 1,163 millimetres or 46.7 inches