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 a freezing cold winter month in Montreal, Canada, with average temperature varying between -13.1°C (8.4°F) and -5.8°C (21.6°F). With an average high-temperature of -5.8°C (21.6°F) and an average low-temperature of -13.1°C (8.4°F), January is the coldest month. Weather in January »

The last month of the winter, February, is another freezing cold month in Montreal, Canada, with average temperature ranging between max -4.1°C (24.6°F) and min -11.8°C (10.8°F). In February, the average high-temperature is almost the same as in January - a still subzero cold -4.1°C (24.6°F). Weather in February »

March, the first month of the spring, in Montreal, is a wintry month, with temperature in the range of an average high of 1.2°C (34.2°F) and an average low of -5.8°C (21.6°F). In March, the average high-temperature rises, from a freezing cold -4.1°C (24.6°F) in February, to a cold 1.2°C (34.2°F). Weather in March »

April is a chilly spring month in Montreal, Canada, with average temperature varying between 9.9°C (49.8°F) and 1.6°C (34.9°F). In April, the average high-temperature soars, from a wintry 1.2°C (34.2°F) in March, to a frosty 9.9°C (49.8°F). Weather in April »

May, the last month of the spring, in Montreal, is an enjoyable month, with average temperature ranging between min 8.7°C (47.7°F) and max 18.4°C (65.1°F). In Montreal, the average high-temperature significantly increases, from a frosty 9.9°C (49.8°F) in April, to an enjoyable 18.4°C (65.1°F). Weather in May »

The first month of the summer, June, is an agreeable month in Montreal, Canada, with average temperature ranging between min 12.8°C (55°F) and max 22.2°C (72°F). In Montreal, the average high-temperature in June slightly increases, from an enjoyable 18.4°C (65.1°F) in May, to a pleasant 22.2°C (72°F). Weather in June »

July is a moderately hot summer month in Montreal, Canada, with average temperature ranging between min 16.3°C (61.3°F) and max 25.8°C (78.4°F). With an average high-temperature of 25.8°C (78.4°F) and an average low-temperature of 16.3°C (61.3°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 15.3°C (59.5°F) and 24.8°C (76.6°F). In August, the average high-temperature is almost the same as in July - a still warm 24.8°C (76.6°F). Weather in August »

September, the first month of the autumn, in Montreal, is also an agreeable month, with average temperature ranging between max 20.8°C (69.4°F) and min 11.5°C (52.7°F). In September, the average high-temperature marginally drops, from a warm 24.8°C (76.6°F) in August, to a pleasant 20.8°C (69.4°F). Weather in September »

October, like September, in Montreal, Canada, is a cool autumn month, with temperature in the range of an average high of 12.8°C (55°F) and an average low of 6.1°C (43°F). In Montreal, the average high-temperature in October declines considerably, from a pleasant 20.8°C (69.4°F) in September, to a fresh 12.8°C (55°F). Weather in October »

The last month of the autumn, November, is another cold month in Montreal, Canada, with average temperature fluctuating between 5.1°C (41.2°F) and -1°C (30.2°F). In Montreal, the average high-temperature drops, from a cool 12.8°C (55°F) in October, to a wintry 5.1°C (41.2°F). Weather in November »

The first month of the winter, December, is also a subzero cold month in Montreal, Canada, with average temperature fluctuating between -7.6°C (18.3°F) and -2.2°C (28°F). In Montreal, the average high-temperature in December drops, from a cold 5.1°C (41.2°F) in November, to a subzero cold -2.2°C (28°F). Weather in December »

What is the coldest month in Montreal?

The coldest month in Montreal, Canada, is January, with an average high-temperature of -5.8°C (21.6°F) and an average low-temperature of -13.1°C (8.4°F).

What is the most humid month in Montreal?

January and February, with an average relative humidity of 90%, are most humid months in Montreal, Canada.

How many days does it rain in Montreal?

In Montreal, during the entire year, the rain falls for 154.5 days and collects up to 864mm (34.02") of precipitation.

When does it snow in Montreal?

January through May, October through December are months with snowfall in Montreal, Canada.

How much does it snow in Montreal?

Throughout the year, in Montreal, Canada, there are 74.1 snowfall days, and 1120mm (44.09") of snow is accumulated.

When does it snow the most in Montreal?

January is the month with the most snowfall. Snow falls for 18.3 days and accumulates 293mm (11.54") of snow.

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

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

What is the month with the least sunshine in Montreal?

February has the least sunshine of the year, with an average of 2.7h of sunshine.

What is the least humid month in Montreal?

The least humid month is May, with an average relative humidity of 73%.

What is the wettest month in Montreal?

May is the month with the most rainfall. Rain falls for 17.8 days and accumulates 85mm (3.35") of precipitation.

When it does not snow in Montreal?

June through September are months without snowfall.

When are the longest days in Montreal?

With an average of 15.6h of daylight, June has the longest days of the year in Montreal, Canada.

What is the warmest month in Montreal?

With an average high-temperature of 25.8°C (78.4°F) and an average low-temperature of 16.3°C (61.3°F), July is the warmest month in Montreal, Canada.

What month has the most sunshine in Montreal?

The month with the most sunshine in Montreal, Canada, is July, with an average of 10h of sunshine.

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

July is the month with the highest UV index in Montreal, with an average maximum UV index of 6.

What is the driest month in Montreal?

The month with the least rainfall in Montreal, Canada, is September when the rain falls for 12 days and typically collects 55mm (2.17") of precipitation.

What is the month with the shortest days in Montreal?

With an average of 8.8h of daylight, December has the shortest days of the year.
Average temperature - Montreal, Canada
Average humidity - Montreal, Canada
Average rainfall - Montreal, Canada
Average rainfall days - Montreal, Canada

Months with the highest number of rainy days are May and July (17.8 days).
The month with the lowest number of rainy days is January (5 days).

Average snowfall - Montreal, Canada
Average snowfall days - Montreal, Canada

The month with the highest number of snowfall days is January (18.3 days).
Months with the lowest number of snowfall days are June, July, August and September (0 days).

Average daylight / Average sunshine - Montreal, Canada