Canada
Calgary Climate & Weather Guide
Average temperatures, rainfall and conditions through the year, based on 20 years of historical data.
Climate Overview
Calgary experiences its warmest weather in July, with average highs reaching 23.3°C (73.9°F). The coolest month is typically December, averaging -3.2°C (26.2°F). Rainfall is heaviest in June (around 102.8mm), while January tends to be the driest month of the year with approximately 12.6mm of precipitation.
23.3°C (73.9°F)
Hottest month avg high
-3.2°C (26.2°F)
Coolest month avg high
103mm
Wettest month avg
13mm
Driest month avg
Temperature by Month
Rainfall by Month
Sunshine Hours
Monthly Averages
| Month | Avg High | Avg Low | Rainfall | Rainy Days | Sunshine |
|---|---|---|---|---|---|
| Jan | -1.6°C (29.1°F) | -11.6°C (11.1°F) | 12.6mm | 4 | 6h |
| Feb | -1.5°C (29.3°F) | -12.6°C (9.3°F) | 16.6mm | 5 | 7.6h |
| Mar | 4.2°C (39.6°F) | -7.5°C (18.5°F) | 22.2mm | 6 | 9h |
| Apr | 9.9°C (49.8°F) | -2.3°C (27.9°F) | 39.4mm | 9 | 10.5h |
| May | 16.3°C (61.3°F) | 3.6°C (38.5°F) | 65.2mm | 10 | 11.6h |
| Jun | 19.8°C (67.6°F) | 8.2°C (46.8°F) | 102.8mm | 13 | 12.6h |
What to Pack
Suggested packing for Calgary's climate.
Versatile Layers
Light layers that work for both mild afternoons and cooler evenings.
Rain Protection
A compact umbrella and a light rain jacket for the wettest months.
Warm Layers
A warm jacket or fleece for chilly mornings and evenings.
More cities in Canada
Planning a trip to Calgary?
Get a day-by-day weather plan for your exact travel dates.
Use our Trip Planner