Which is the hottest month in Montreal?

The hottest time of year in Montreal is normally July. Expect maximum daytime temperatures to reach 27°C with low heat and humidity.

Which month has the most rain in Montreal?

In terms of rainfall, August is usually the wettest month in Montreal with 101mm on average. There are normally 13 days in August with some rain.

When is it sunniest in Montreal?

The sunniest time of year in Montreal is normally July with bright sunshine on average for 56% of daylight hours; that's 9 hours of sunshine per day.

Best time to visit Montreal

Q: When is the best time to visit Montreal?

The best time to visit Montreal is July based on the following average weather conditions. Maximum daytime temperature = 22 - 30°C. Daily hours of sunshine = 10 hours or more.

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Montreal by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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When is the best time to visit Montreal?

The best time to visit Montreal is July based on the following average weather conditions.

Maximum daytime temperature = 22 - 30°C [remove]
Daily hours of sunshine = 10 hours or more [remove]

Change the criteria to reflect your weather preferences.

0
Jan
0.5
Feb
1
Mar
1.5
Apr
3
May
4
Jun
4.5
Jul
4
Aug
3
Sep
0.5
Oct
0
Nov
0
Dec

Change criteria

Max Day Temperature (°C)

-6
Jan
-4
Feb
2
Mar
11
Apr
19
May
24
Jun
27
Jul
25
Aug
20
Sep
13
Oct
5
Nov
-3
Dec

Hours of Sunshine (daily)

3
Jan
4
Feb
5
Mar
6
Apr
7
May
8
Jun
9
Jul
7
Aug
6
Sep
4
Oct
3
Nov
3
Dec

Best time to visit

Destination

Daytime temperature

Sunshine hours

Sea temperature

Monthly rainfall

Days with some rain

Heat & humidity

The weather guide for Quebec (Montreal) shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by meteoblue. Find out more about our data sources.

Metric (°C / mm) | Imperial (°F / inches)