Spring (March–May): Average 0.6–16°C, with fluctuating temperatures and moderate rainfall. Temperatures gradually increase from March to May. Popular activities: Outdoor walks, museum visits, Old City tours. Suggested clothing: Layering, including a jacket, sweater, long-sleeved shirt, and thermal underwear.
Summer (June–August): Average 19.8–22.9°C, warm and humid with heavier rainfall, especially in July. Popular activities: Outdoor picnics, cycling, water activities. Suggested clothing: Light and breathable clothing, short-sleeved T-shirts, shorts, sandals.
Autumn (September–November): Average 17.9–4.2°C, pleasant but with gradually decreasing temperatures and rainfall. Popular activities: Leaf-peeping, enjoying local cuisine, visiting art museums. Suggested clothing: Comfortable and warm clothing, such as sweaters, jackets, and long pants.
Winter (December–February): Average -7.0–-1.9°C, cold with significant snowfall, and low temperatures lasting for an extended period. Popular activities: Skiing, ice skating, indoor activities. Suggested clothing: Warm jackets, hats, scarves, gloves, and waterproof snow boots.
Montreal climatological average
Annual average temperature: approx. 9°C / Annual rainfall: approx. 1211 mm / Summer humidity: 65%–75% / Rainiest month: July
Montreal monthly average temperature and precipitation
Month
Air temperature (°C)
Precipitation (mm)
January
-7°C
76.4
February
-5.3°C
69.4
March
0.6°C
79.4
April
7.5°C
122.9
May
16°C
74.8
June
19.8°C
113
July
22.9°C
157.5
August
21°C
154.9
September
17.9°C
72.5
October
11.9°C
84.3
November
4.2°C
72.9
December
-1.9°C
133.2
Montreal weather for the next seven days
10/11
Saturday
Sunny
20.5°C/6.3°C
10/12
Sunday
Cloudy
18.4°C/7.5°C
10/13
Monday
Overcast
15.7°C/7.7°C
10/14
Tuesday
Patchy rain nearby
14.4°C/9.6°C
10/15
Wednesday
Partly Cloudy
12.4°C/6.2°C
10/16
Thursday
Patchy rain nearby
8.5°C/4.7°C
10/17
Friday
Partly Cloudy
16.3°C/7.1°C
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