Montreal weather: Frigid temperatures fade with Cold Supermoon

The temperature in the Montreal area was a frigid minus-17 C — with a wind chill of minus-23 C — at 5 a.m. Friday. That’s as cold as it will get through the weekend. Temperatures will climb to a high of minus-7 C during the day with a mix of sun and cloud and a wind-chill factor of minus-13 in the afternoon. At night, expect a low of minus-9 C with a wind chill of minus-14 C. The average daytime high for Dec. 5 is minus-1 C. The twelfth and final full moon of 2025, the Cold Sup