When to go
The Best Time to Visit Montréal
Month-by-month climate data for Montréal, Canada — daily highs and lows, rain days, and an honest verdict for every month of the year.
Warmest in Montréal: Jul (27°C / 81°F) · Coolest: Jan (-4°C / 25°F) · Wettest: Aug (~14 rain days)
Daily highs / lows in °C · bars show rain days per month · ERA5 climate normals (2020–2024)
Montréal climate, month by month
January
-4° / -12°C
~11 rain days
Tough
February
-2° / -12°C
~11 rain days
Tough
March
4° / -5°C
~11 rain days
Tough
April
12° / 1°C
~11 rain days
Good
May
20° / 9°C
~8 rain days
Excellent
June
25° / 15°C
~13 rain days
Excellent
July
27° / 18°C
~13 rain days
Excellent
August
25° / 17°C
~14 rain days
Good
September
21° / 13°C
~8 rain days
Excellent
October
15° / 7°C
~12 rain days
Good
November
7° / 0°C
~10 rain days
Fair
December
1° / -6°C
~13 rain days
Tough
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