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Calgary Monthly Climate Averages
Calgary is located in subarctic climate zone that typically has substantial seasonal variance in temperatures short summer and prolonged and sometimes very cold winter.
To help you choose the best time to travel, you can find climate data below on the weather in Calgary .
Month | t°C day |
t°C night |
mm rain |
daylight |
January | -0.9 | -13.2 | 9 | 9.2h |
February | +0.7 | -11.4 | 9 | 10.7h |
March | +4.4 | -7.5 | 18 | 12.5h |
April | +11.2 | -2 | 25 | 14.5h |
May | +16.3 | +3.1 | 57 | 16.3h |
June | +19.8 | +7.5 | 94 | 17.3h |
July | +23.2 | +9.8 | 66 | 16.7h |
August | +22.8 | +8.8 | 57 | 15.1h |
September | +17.8 | +4.1 | 45 | 13.1h |
October | +11.7 | -1.4 | 15 | 11.2h |
November | +3.4 | -8.2 | 13 | 9.5h |
December | -0.8 | -12.8 | 10 | 8.6h |
Best time with the soft weather for the sightseeing and long walks in Calgary are June, July, August.
Temperature in Calgary
The table shows that the hottest months in Calgary are July and August, during which the average daytime temperature reaches +23.2°C and the nighttime temperature falls to +9.8°C.
The coldest months are January and December, when the daily average temperature falls to -0.9°C, and drops to -13.2°C during the night.
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Precipitation
The largest amount of precipitation falls on average in June and July, up to 94mm, and the least in January and February — up to 9mm.