Weather in Montréal in October
In an average October, Montréal sees a daily high around 14°C and a low around 5°C, based on 1980–2026 of local climate records.
| Average high | 14°C |
|---|---|
| Typical high range | 8°C to 20°C |
| Average low | 5°C |
| Typical low range | -1°C to 11°C |
| Average daily precipitation | 3 mm |
October records
The most extreme October on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total October accumulation.
High
Highest
30°C
2025-10-05
Lowest
2°C
1992-10-31
Low
Highest
20°C
2002-10-02
Lowest
-8°C
2020-10-31
Feels-like
Highest
34°C
2025-10-05
Lowest
-13°C
2015-10-19
Humidity
Highest
15.6 g/m³
2002-10-02
Lowest
2.6 g/m³
2020-10-30
Wind
Highest
42 km/h
1988-10-18
Lowest
5 km/h
1981-10-13
Gust
Highest
98 km/h
2017-10-30
Lowest
13 km/h
1987-10-12
Precip
Wettest
204 mm
2010
Driest
19 mm
1994
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