Calgary
Canada
Long-term weather forecast
Long-term weather forecast

Monthly weather forecast and climate
Calgary, Canada

A view of the magnificent skyscrapers of the city of Calgary, Canada, on a mildly sunny day
A view of the magnificent skyscrapers of the city of Calgary, Canada, on a mildly sunny day
January, the same as December, in Calgary, Canada, is a freezing cold winter month, with average temperature ranging between min -13.2°C (8.2°F) and max -0.9°C (30.4°F). The coldest month is January, with an average high-temperature of -0.9°C (30.4°F) and an average low-temperature of -13.2°C (8.2°F). Weather in January »
February, the last month of the winter, in Calgary, is a cold month, with average temperature varying between 0.7°C (33.3°F) and -11.4°C (11.5°F). In February, the average high-temperature is practically the same as in January - a cold 0.7°C (33.3°F). Weather in February »

March, the first month of the spring, in Calgary, is still a cold month, with average temperature varying between 4.4°C (39.9°F) and -7.5°C (18.5°F). In Calgary, the average high-temperature in March marginally rises, from a cold 0.7°C (33.3°F) in February, to a still wintry 4.4°C (39.9°F). Weather in March »

April in Calgary, Canada, is a fresh spring month, with average temperature varying between -2°C (28.4°F) and 11.2°C (52.2°F). In Calgary, the average high-temperature increases, from a cold 4.4°C (39.9°F) in March, to a cool 11.2°C (52.2°F). Weather in April »

May, the last month of the spring, in Calgary, is a comfortable month, with average temperature varying between 3.1°C (37.6°F) and 16.3°C (61.3°F). In May, the average high-temperature increases, from a fresh 11.2°C (52.2°F) in April, to an enjoyable 16.3°C (61.3°F). Weather in May »

The first month of the summer, June, is still a comfortable month in Calgary, Canada, with average temperature varying between 19.8°C (67.6°F) and 7.5°C (45.5°F). In June, the average high-temperature slightly increases, from an enjoyable 16.3°C (61.3°F) in May, to a still comfortable 19.8°C (67.6°F). Weather in June »

July in Calgary, Canada, is a moderately hot summer month, with average temperature fluctuating between 23.2°C (73.8°F) and 9.8°C (49.6°F). The warmest month is July, with an average high-temperature of 23.2°C (73.8°F) and an average low-temperature of 9.8°C (49.6°F). Weather in July »

The last month of the summer, August, is also an agreeable month in Calgary, Canada, with average temperature varying between 8.8°C (47.8°F) and 22.8°C (73°F). In Calgary, the average high-temperature in August is relatively the same as in July - a pleasant 22.8°C (73°F). Weather in August »

The first month of the autumn, September, is also an enjoyable month in Calgary, Canada, with average temperature ranging between min 4.1°C (39.4°F) and max 17.8°C (64°F). In September, the average high-temperature decreases, from a pleasant 22.8°C (73°F) in August, to a comfortable 17.8°C (64°F). Weather in September »

October, the same as September, is another fresh autumn month in Calgary, Canada, with average temperature fluctuating between -1.4°C (29.5°F) and 11.7°C (53.1°F). In October, the average high-temperature drops, from a comfortable 17.8°C (64°F) in September, to a cool 11.7°C (53.1°F). Weather in October »

The last month of the autumn, November, is also a wintry month in Calgary, Canada, with average temperature ranging between min -8.2°C (17.2°F) and max 3.4°C (38.1°F). In November, the average high-temperature declines considerably, from a cool 11.7°C (53.1°F) in October, to a wintry 3.4°C (38.1°F). Weather in November »

The first month of the winter, December, is also a subzero cold month in Calgary, Canada, with temperature in the range of an average low of -12.8°C (9°F) and an average high of -0.8°C (30.6°F). In Calgary, Canada, the average high-temperature in December marginally drops, from a cold 3.4°C (38.1°F) in November, to a freezing cold -0.8°C (30.6°F). Weather in December »

What is the coldest month in Calgary?

With an average high-temperature of -0.9°C (30.4°F) and an average low-temperature of -13.2°C (8.2°F), January is the coldest month.

How much does it rain in Calgary?

Throughout the year, there are 68 rainfall days, and 326.7mm (12.9") of precipitation is accumulated.

What is the driest month in Calgary?

January and February are months with the least rain in Calgary when the rain falls for 0.3 days and typically aggregates up to 0.1mm (0") of rain.

When does it snow in Calgary?

January through June, September through December are months with snowfall in Calgary, Canada.

How much does it snow in Calgary?

Throughout the year, there are 54.3 snowfall days, and 1288mm (50.7") of snow is accumulated.

What is the snowiest month in Calgary?

March is the month with the most snowfall in Calgary. Snow falls for 9.5 days and accumulates 227mm (8.9") of snow.

What is the least humid month in Calgary?

The least humid month is April, with an average relative humidity of 40.7%.

What is the rainiest month in Calgary?

The month with the most rainfall is June when the rain falls for 13.8 days and typically aggregates up to 93.9mm (3.7") of precipitation.

When are the longest days in Calgary?

The month with the longest days in Calgary, Canada, is June, with an average of 16.5h of daylight.

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

Months with the highest UV index are June and July, with an average maximum UV index of 7.

What is the warmest month in Calgary?

With an average high-temperature of 23.2°C (73.8°F) and an average low-temperature of 9.8°C (49.6°F), July is the warmest month in Calgary, Canada.

When it does not snow in Calgary?

July and August are months without snowfall in Calgary.

What month has the most sunshine in Calgary?

With an average of 10.1h of sunshine, July has the most sunshine of the year in Calgary.

What is the most humid month in Calgary?

With an average relative humidity of 55.3%, December is the most humid month in Calgary.

What is the month with the shortest days in Calgary?

The month with the shortest days is December, with an average of 8h of daylight.

What is the month with the least sunshine in Calgary?

With an average of 3.7h of sunshine, December has the least sunshine of the year in Calgary.

When is the lowest UV index in Calgary?

The month with the lowest UV index is December, with an average maximum UV index of 0.
Average temperature - Calgary, Canada
Average humidity - Calgary, Canada

The month with the highest relative humidity is December (55.3%).
The month with the lowest relative humidity is April (40.7%).

Average rainfall - Calgary, Canada

The wettest month (with the highest rainfall) is June (93.9mm).
Driest months (with the lowest rainfall) are January and February (0.1mm).

Average rainfall days - Calgary, Canada

The month with the highest number of rainy days is June (13.8 days).
The month with the lowest number of rainy days is February (0.2 days).

Average snowfall - Calgary, Canada
Average snowfall days - Calgary, Canada

The month with the highest number of snowfall days is March (9.5 days).
The month with the lowest number of snowfall days is July (0 days).

Average daylight / Average sunshine - Calgary, Canada