Calgary weather

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Usually in March
- 3
- -9
- 6
Weather by month
Now Today
- 7
- 5
5-day forecast

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Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

The weather guide for Calgary, Alberta shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

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Which is the hottest month in Calgary?

The hottest time of year in Calgary is normally July. Expect maximum daytime temperatures to reach 23°C.

Which month has the most rain in Calgary?

In terms of rainfall, June is usually the wettest month in Calgary with 79mm on average. There are normally 12 days in June with some rain.

When is it sunniest in Calgary?

The sunniest time of year in Calgary is normally July with bright sunshine on average for 63% of daylight hours; that's 10 hours of sunshine per day.

Metric (°C / mm) | Imperial (°F / inches)

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Compare Calgary weather with the USA

Below the Calgary weather chart shows average maximum daytime temperature for Calgary, Alberta, Canada and the USA (Washington).

Maximum daytime temperature (°C)

Calgary, Alberta, Canada

USA (Washington)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

-5

-1

-3

Metric (°C / mm) | Imperial (°F / inches)

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Where's warm in Alberta right now?

Below are the temperatures expected today at popular destinations in Alberta. Select a destination to compare today's forecast with average weather conditions.