Best Time to Visit Montreal
✨ Best Months to Visit
Experience Montreal's vibrant atmosphere and outdoor charm in May, June, and September.
🌤️
September
20.4°C · 70mm rain
🌤️
May
18.5°C · 77mm rain
🌧️
June
23.4°C · 124mm rain
Average Monthly Temperature
Click a month below to see its details.
🌤️
September
RecommendedHigh 20.4°C · Low 11.9°C · 70mm rain · 9.5h sun/day
-5.8°C
Jan
-4°C
Feb
3.1°C
Mar
11°C
Apr
18.5°C
May
23.4°C
Jun
25.1°C
Jul
24.4°C
Aug
20.4°C
Sep
14.2°C
Oct
4.8°C
Nov
-1.7°C
Dec
Month-by-Month Climate
Full breakdown for every month.
❄️
Cold
January
High -5.8°C / Low -13.9°C
67mm rain
4.7h sun/day
❄️
Cold
February
High -4°C / Low -13.6°C
71mm rain
6.2h sun/day
❄️
Cold
March
High 3.1°C / Low -6.5°C
77mm rain
7.4h sun/day
🌤️
Mild & Sunny
April
High 11°C / Low 0.3°C
118mm rain
8.3h sun/day
🌤️
Mild & Sunny
May ★
High 18.5°C / Low 7.8°C
77mm rain
10.1h sun/day
🌧️
Rainy
June ★
High 23.4°C / Low 13.8°C
124mm rain
10.8h sun/day
🌤️
Mild & Sunny
July
High 25.1°C / Low 16.7°C
118mm rain
11.6h sun/day
🌧️
Rainy
August
High 24.4°C / Low 15.8°C
130mm rain
10.6h sun/day
🌤️
Mild & Sunny
September ★
High 20.4°C / Low 11.9°C
70mm rain
9.5h sun/day
🌤️
Mild & Sunny
October
High 14.2°C / Low 6.2°C
101mm rain
7.3h sun/day
❄️
Cold
November
High 4.8°C / Low -1.5°C
79mm rain
5.2h sun/day
❄️
Cold
December
High -1.7°C / Low -8.8°C
96mm rain
4.1h sun/day
Climate data: 5-year average (2021-2025), via Open-Meteo.