Montréal Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Montréal.
Climate overview of Montréal
The climate in Montréal, Midi-Pyrénées, France, is marked by large temperature swings across the seasons, ranging from 30°C (86°F) in August to 12°C (54°F) in January.
Annual rain/snowfall is moderate at around 790 mm (31 in), with April being the wettest month.
Montréal Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Montréal — and find the best time to visit.
Monthly Temperature in Montréal
In Montréal, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 30°C (86°F) in August. In January, the coolest month of the year, temperatures drop to a chilly 12°C (54°F).
At night, temperatures range from around 17°C (63°F) in August to 3°C (37°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Montréal
On average, Montréal receives a reasonable amount of rain/snowfall, with an annual precipitation of 790 mm (31 in). Montréal experiences moderate seasonal variation in rainfall, with monthly averages ranging from 84 mm (3.3 in) in April, the wettest month, and 51 mm (2 in) in July, the driest month. For more details, please visit our Montréal Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Best Time to Visit Montréal
Frequently asked questions about the climate in Montréal
What is the best time to visit Montréal?
May, June, July, September and October typically offer the most optimal weather in Montréal. In contrast, January, February and December tend to have less optimal conditions.
What temperatures can I expect in Montréal?
Daytime highs range from 12°C (54°F) in January to 30°C (86°F) in August. Nighttime lows range from 3°C (37°F) to 17°C (63°F). Temperatures vary considerably through the year.
How much rain does Montréal get?
Annual rainfall is around 790 mm (31 in). April is the wettest month with 84 mm (3.3 in), while July is the driest with 51 mm (2 in).
Montréal 3-Day Forecast
Montréal 3-Day Forecast
Montréal on the map
Montréal is highlighted — select any city to see its climate.
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