Weather in Montréal in December
In an average December, Montréal sees a daily high around -2°C and a low around -9°C, based on 1980–2026 of local climate records.
| Average high | -2°C |
|---|---|
| Typical high range | -11°C to 4°C |
| Average low | -9°C |
| Typical low range | -19°C to -1°C |
| Average daily precipitation | 3 mm |
December records
The most extreme December on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total December accumulation.
High
Highest
15°C
2015-12-24
Lowest
-25°C
1993-12-27
Low
Highest
7°C
2001-12-06
Lowest
-32°C
1993-12-27
Feels-like
Highest
3°C
2001-12-05
Lowest
-38°C
1993-12-27
Humidity
Highest
8.4 g/m³
2020-12-01
Lowest
0.3 g/m³
1993-12-27
Wind
Highest
46 km/h
2000-12-18
Lowest
5 km/h
2010-12-19
Gust
Highest
99 km/h
2025-12-19
Lowest
9 km/h
2024-12-26
Precip
Wettest
157 mm
1983
Driest
31 mm
2002
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