Montreal
Canada
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Montreal, Canada

An extension of the St. Florence river with a distant view of the city of Montreal, Canada, on a warm summer morning
An extension of the St. Florence river with a distant view of the city of Montreal, Canada, on a warm summer morning
January, like December, is another subzero cold winter month in Montreal, Canada, with average temperature fluctuating between -5.3°C (22.5°F) and -14°C (6.8°F). The coldest month is January, with an average high-temperature of -5.3°C (22.5°F) and an average low-temperature of -14°C (6.8°F). Weather in January »
The last month of the winter, February, is another freezing cold month in Montreal, Canada, with average temperature varying between -12.2°C (10°F) and -3.2°C (26.2°F). In February, the average high-temperature is essentially the same as in January - a still subzero cold -3.2°C (26.2°F). Weather in February »

March, the first month of the spring, in Montreal, is a cold month, with average temperature fluctuating between -6.5°C (20.3°F) and 2.5°C (36.5°F). In March, the average high-temperature increases, from a subzero cold -3.2°C (26.2°F) in February, to a wintry 2.5°C (36.5°F). Weather in March »

April is a fresh spring month in Montreal, Canada, with average temperature fluctuating between 1.2°C (34.2°F) and 11.6°C (52.9°F). In April, the average high-temperature significantly increases, from a cold 2.5°C (36.5°F) in March, to a cool 11.6°C (52.9°F). Weather in April »

May, the last month of the spring, in Montreal, is an enjoyable month, with average temperature ranging between max 18.9°C (66°F) and min 7.9°C (46.2°F). In Montreal, the average high-temperature increases, from a fresh 11.6°C (52.9°F) in April, to an enjoyable 18.9°C (66°F). Weather in May »

June, the first month of the summer, in Montreal, is a warm month, with average temperature ranging between max 23.9°C (75°F) and min 13.2°C (55.8°F). In June, the average high-temperature increases, from a comfortable 18.9°C (66°F) in May, to a warm 23.9°C (75°F). Weather in June »

July, like June, in Montreal, Canada, is a moderately hot summer month, with average temperature fluctuating between 16.1°C (61°F) and 26.3°C (79.3°F). With an average high-temperature of 26.3°C (79.3°F) and an average low-temperature of 16.1°C (61°F), July is the warmest month. Weather in July »

August, the last month of the summer, in Montreal, is also a moderately hot month, with average temperature varying between 25.3°C (77.5°F) and 14.8°C (58.6°F). In August, the average high-temperature is relatively the same as in July - a still moderately hot 25.3°C (77.5°F). Weather in August »

September, the first month of the autumn, in Montreal, is also an agreeable month, with temperature in the range of an average high of 20.6°C (69.1°F) and an average low of 10.3°C (50.5°F). In September, the average high-temperature marginally drops, from a warm 25.3°C (77.5°F) in August, to a pleasant 20.6°C (69.1°F). Weather in September »

October, the same as September, in Montreal, Canada, is a moderate autumn month, with average temperature fluctuating between 3.9°C (39°F) and 13°C (55.4°F). In October, the average high-temperature decreases, from an agreeable 20.6°C (69.1°F) in September, to a moderate 13°C (55.4°F). Weather in October »

November, the last month of the autumn, in Montreal, is also a wintry month, with average temperature fluctuating between -1.7°C (28.9°F) and 5.9°C (42.6°F). In November, the average high-temperature drops, from a moderate 13°C (55.4°F) in October, to a cold 5.9°C (42.6°F). Weather in November »

December, the first month of the winter, in Montreal, is also a subzero cold month, with average temperature varying between -1.4°C (29.5°F) and -9.3°C (15.3°F). In December, the average high-temperature decreases, from a wintry 5.9°C (42.6°F) in November, to a freezing cold -1.4°C (29.5°F). Weather in December »

What is the coldest month in Montreal?

January is the coldest month in Montreal, Canada, with an average high-temperature of -5.3°C (22.5°F) and an average low-temperature of -14°C (6.8°F).

How much does it rain in Montreal?

In Montreal, Canada, during the entire year, the rain falls for 119.2 days and collects up to 784.9mm (30.9") of precipitation.

When does it snow in Montreal?

Months with snowfall in Montreal are January through April, October through December.

How much does it snow in Montreal?

Throughout the year, in Montreal, Canada, there are 58.9 snowfall days, and 2095mm (82.5") of snow is accumulated.

What is the snowiest month in Montreal?

January is the month with the most snowfall. Snow falls for 15.3 days and accumulates 495mm (19.5") of snow.

What is the month with the lowest UV index in Montreal?

Months with the lowest UV index in Montreal, Canada, are January, November and December, with an average maximum UV index of 1.

What is the driest month in Montreal?

The month with the least rainfall is February when the rain falls for 4 days and typically collects 20.9mm (0.8") of precipitation.

When are the longest days in Montreal?

The month with the longest days in Montreal is June, with an average of 15.6h of daylight.

What are the months with the highest UV index in Montreal?

June through August, with an average maximum UV index of 7, are months with the highest UV index in Montreal, Canada.

What is the warmest month in Montreal?

With an average high-temperature of 26.3°C (79.3°F) and an average low-temperature of 16.1°C (61°F), July is the warmest month in Montreal, Canada.

What month has the most sunshine in Montreal?

July has the most sunshine of the year in Montreal, with an average of 8.8h of sunshine.

What is the wettest month in Montreal?

The month with the most rainfall in Montreal, Canada, is August when the rain falls for 11.6 days and typically aggregates up to 94.1mm (3.7") of precipitation.

What is the month with the shortest days in Montreal?

The month with the shortest days in Montreal is December, with an average of 8.8h of daylight.

What is the month with the least sunshine in Montreal?

With an average of 2.7h of sunshine, December has the least sunshine of the year in Montreal, Canada.
Average temperature - Montreal, Canada
Average rainfall - Montreal, Canada

The wettest month (with the highest rainfall) is August (94.1mm).
The driest month (with the lowest rainfall) is February (20.9mm).

Average rainfall days - Montreal, Canada

The month with the highest number of rainy days is May (13.6 days).
The month with the lowest number of rainy days is February (4 days).

Average snowfall - Montreal, Canada

The month with the highest snowfall is January (495mm).
Months with the lowest snowfall are May, June, July, August and September (0mm).

Average snowfall days - Montreal, Canada

The month with the highest number of snowfall days is January (15.3 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Montreal, Canada
Average UV index - Montreal, Canada