Montreal Weather in December
-2.1°C high · -10.3°C low · 87 mm rain · 1.8h sun
Dec is a cool month in Montreal — not peak season, but a good time to avoid crowds.
December at a glance
| Metric | Value |
|---|---|
| Average high | -2.1°C |
| Average low | -10.3°C |
| Rainfall | 87 mm |
| Sunshine | 1.8 hours/day |
| Daylight | 8.5 hours |
What to pack in December
Pack a warm coat and layers for Montreal in December.
Montreal weather by month
JanFebMarAprMayJunJulAugSepOctNovDec
Frequently asked questions
What is the weather in Montreal in December?
Highs of -2.1°C and lows of -10.3°C, with about 87 mm of rain and 1.8 hours of sunshine per day.
Is December a good time to visit Montreal?
Dec is a cool month in Montreal — not peak season, but a good time to avoid crowds.
What to do in Montreal · Best time to visit Montreal
Climate data: Open-Meteo Historical (ERA5), 1991–2020. CC BY 4.0.