Weather in Montréal

Calculated from weather data of Montreal / Pierre Elliott Trudeau International Airport (CYUL) between 2020 and 2024.

Maximum temperatures (°F)

Month	Average	2024	2023	2022	2021	2020
January	26.0	28.0	30.0	18.0	26.0	29.0
February	30.0	36.0	29.0	28.0	26.0	30.0
March	38.0	43.0	38.0	38.0	43.0	41.0
April	53.0		57.0	52.0	58.0	50.0
May	68.0		69.0	72.0	68.0	67.0
June	76.0		76.0	75.0	80.0	78.0
July	81.0		80.0	81.0	77.0	85.0
August	79.0		76.0	79.0	83.0	77.0
September	71.0		74.0	69.0	71.0	68.0
October	59.0		61.0	61.0	61.0	56.0
November	42.0		42.0	47.0	43.0	49.0
December	32.0		36.0	37.0	34.0	34.0
Average	52.0	36.0	56.0	55.0	56.0	55.0

88th highest temperature of Canada

Average highest temperature per day

The maximum temperature is typically observed some hours after noon.

Minimum temperatures (°F)

Month	Average	2024	2023	2022	2021	2020
January	13.0	18	20	1	16	17
February	15.0	21	14	12	12	15
March	25.0	30	26	24	25	27
April	36.0		38	36	39	34
May	49.0		47	52	49	48
June	59.0		59	59	63	60
July	65.0		66	65	63	67
August	63.0		61	64	67	62
September	55.0		58	54	57	52
October	45.0		50	43	47	42
November	30.0		31	35	31	34
December	20.0		27	26	20	24
Average	38.0	23.0	42.0	40.0	41.0	40.0

Average lowest temperature per day

The minimum temperature is typically observed just before sunrise.

Cold and hot days

Number of days	2024	2023	2022	2021	2020
86 °F or warmer	0	8	10	16	17
77 °F or warmer	0	62	65	74	71
68 °F or warmer	0	132	123	136	115
32 °F or colder	64	114	112	120	127

Precipitation (%)

Month	Average	2024	2023	2022	2021	2020
January	39.3	40	47	40	33	33
February	30.1	19	34	37	31	34
March	23.0	24	28	32	10	20
April	21.9		19	21	19	17
May	11.2		11	11	6	5
June	10.9		13	15	9	4
July	6.7		12	5	5	6
August	8.1		12	10	6	12
September	9.0		7	17	7	9
October	16.4		21	8	19	19
November	21.1		15	26	15	13
December	30.4		37	31	22	29
Average	18.9	27.4	20.0	19.7	13.9	15.3

Precipitation during daylight period

Percentage of observations with observed rain, drizzle, snow or hail. Only observations between sunrise and sunset are taken into account.

Wind speed (miles per hour)

Month	Average	2024	2023	2022	2021	2020
January	10.9	12	10	10	10	10
February	12.1	11	12	14	10	12
March	12.4	13	12	13	13	12
April	12.6		12	13	11	14
May	11.0		12	10	11	11
June	10.8		9	11	12	11
July	9.8		9	12	9	10
August	9.4		9	9	10	10
September	9.1		9	9	10	10
October	10.4		10	9	9	10
November	11.1		11	11	10	12
December	10.9		10	12	11	11
Average	10.9	11.7	10.3	10.9	10.5	11.0

Average wind speed

Excluding wind gusts. Only observations between sunrise and sunset are taken into account.

Prevailing wind direction

Month	2024	2023	2022	2021	2020
January	NW	NW	NW	W	W
February	SW	W	W	W	W
March	NW	W	W	W	W
April		SW	NW	NW	NW
May		W	S	W	W
June		NE	SW	SW	SW
July		SW	SW	SW	SW
August		SW	W	SW	SW
September		W	NW	SW	SW
October		SW	S	NE	SW
November		SW	SW	W	SW
December		N	NW	W	SW

Prevailing wind direction

Average wind direction, weighed by wind speed. Only observations between sunrise and sunset are taken into account.

Montréal weather Q&A

What is the warmest month in Montréal?

The warmest month is July with an average temperature of 81 °F over the past years.

What is the coldest month in Montréal?

The coldest month is January with an average daytime temperature of 26 °F in the past few years.

Which month is the wettest in Montréal?

Chance of precipitation is the highest in January with a probability of around 39.3 %.

Which month is the driest in Montréal?

The least rainfall and snow can be expected in July. The probability is about 6.8 %.