Dorval (QC) Weather & Climate: Best Time to Visit

Dorval, Quebec, Canada, sees big temperature differences between seasons, with July peaking at 27°C (81°F) and January dropping to -4°C (25°F).

Rain/snowfall is high, totalling around 1125 mm (44 in) per year. October is the wettest month and February the driest. The most sunshine falls in July, with an average of 9.1 hours of daily sunshine.

Monthly Temperature in Dorval

Visitors to Dorval can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a comfortable 27°C (81°F) in July, the warmest time of the year, to a very cold -4°C (25°F) during cooler months like January.

At night, you can expect temperatures ranging from 17°C (63°F) in July to around -13°C (9°F) during January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Dorval

Dorval is known for its substantial rain/snowfall, with annual precipitation reaching 1125 mm (44 in). Year-round, Dorval has a balanced climate with minimal variation in precipitation. The difference between the wettest month, October, with 111 mm (4.4 in), and the driest month, February, with 72 mm (2.8 in), is minimal. For more details, please visit our Dorval Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Sunshine Hours in Dorval

Seasonal changes in sunshine hours are quite dramatic in Dorval. While July receives considerable daily sunshine with up to 9.1 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.7 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.