Historical Weather in Montreal, Canada
See 55+ years of weather history for any date in Montreal going back to 1970.
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Monthly Climate Averages
Historical temperature and precipitation averages for Montreal, Canada, based on 55+ years of weather data.
Warmest MonthJulyAvg High: 27°C (80°F) / Low: 18°C (64°F)
Coldest MonthJanuaryAvg High: -4°C (24°F) / Low: -12°C (10°F)
Jan
-4°/ -12°
24° / 10°F
💧 124 mm
❄️ 3.8 cm
Feb
-3°/ -11°
26° / 13°F
💧 137 mm
❄️ 4.3 cm
Mar
3°/ -5°
37° / 23°F
💧 157 mm
❄️ 4.8 cm
Apr
11°/ 3°
52° / 37°F
💧 178 mm
❄️ 4.1 cm
May
19°/ 10°
66° / 50°F
💧 173 mm
❄️ 2.5 cm
Jun
24°/ 15°
75° / 59°F
💧 185 mm
❄️ 0.5 cm
Jul
27°/ 18°
80° / 64°F
💧 218 mm
Aug
25°/ 17°
77° / 62°F
💧 216 mm
Sep
21°/ 12°
69° / 54°F
💧 203 mm
Oct
13°/ 6°
55° / 43°F
💧 185 mm
❄️ 2.3 cm
Nov
6°/ -1°
42° / 31°F
💧 160 mm
❄️ 4.8 cm
Dec
-2°/ -8°
29° / 17°F
💧 163 mm
❄️ 4.8 cm
Temperatures shown in Celsius with Fahrenheit in parentheses. Rainfall in millimetres, snowfall in centimetres.