Montreal Monthly Climate Averages

Montreal is located in humid continental climate zone that is known for significant seasonal temperature variations warm or even hot summer and cold winter with roughly similar amounts of rainfall.

To help you choose the best time to travel, you can find climate data below on the weather in Montreal .


Month	t°C day	t°C night	mm rain	daylight

January	-5.4	-12.4	74	9.8h
February	-3.7	-10.6	71	11h
March	+2.4	-4.8	80	12.5h
April	+11	+2.9	77	14.1h
May	+19	+10	87	15.5h
June	+23.7	+14.9	88	16.2h
July	+26.6	+17.9	106	15.8h
August	+24.8	+16.7	101	14.5h
September	+19.4	+11.9	101	13h
October	+12.3	+5.9	84	11.4h
November	+5.1	-0.2	94	10h
December	-2.3	-8.9	102	9.4h

Best places

Best time with the soft weather for the sightseeing and long walks in Montreal are May, June, July, August, September.

Temperature in Montreal

The table shows that the hottest months in Montreal are July and August, during which the average daytime temperature reaches +26.6°C and the nighttime temperature falls to +17.9°C.

The coldest months are January and February, when the daily average temperature falls to -5.4°C, and drops to -12.4°C during the night.

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Precipitation

The largest amount of precipitation falls on average in July and December, up to 106mm, and the least in February and January — up to 71mm.