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Calgary Weather, Climate and Best Time to Visit

Data source:Meteostat
Update date:2025-09

Calgary year round climate

  • Spring (March–May): Average -37–52°F, the climate gradually changes from cold to warm, with increasing daylight hours, but snowfall or temperature drops are still possible. Common activities: Hiking, cycling, birdwatching. Recommended clothing: Layered clothing, including warm base layers, mid-layers, and a waterproof jacket.
  • Summer (June–August): Average 58–66°F, the climate is warm and dry, with abundant sunshine during the day and occasional thunderstorms. Common activities: Camping, hiking, water activities (such as rafting). Recommended clothing: Short-sleeved clothing, light trousers, sun hat, and sunscreen.
  • Autumn (September–November): Average 44–57°F, the climate changes from warm to cool, with the beginning of leaf fall and shorter daylight hours. Common activities: Leaf-peeping, outdoor photography, enjoying autumnal cuisine. Recommended clothing: Light jacket, long-sleeved clothing, comfortable shoes.
  • Winter (December–February): Average -6.1–-36.3°F, the climate is cold and dry, with frequent snowfall and short daylight hours. Common activities: Skiing, snowshoeing, ice fishing. Recommended clothing: Warm coat, hat, scarf, gloves, and waterproof and windproof snow boots.

Calgary climatological average

Annual average temperature: approx. 42.3°F / Annual rainfall: approx. 436 mm / Summer humidity: 40%–60% / Rainiest month: June

Calgary monthly average temperature and precipitation

Month
Air temperature (°F)
Precipitation (mm)
January
21°F
16.5
February
23.4°F
24.1
March
26.8°F
28.7
April
39.2°F
31.7
May
52.7°F
34.7
June
58.5°F
97.1
July
66.4°F
51
August
65.5°F
55.7
September
57.9°F
34.5
October
45°F
22.3
November
27.7°F
24.7
December
23.9°F
15.3

Calgary weather for the next seven days

5/18
Monday
Patchy rain nearby
54.3°F/32.9°F
5/19
Tuesday
Patchy rain nearby
62.4°F/39.1°F
5/20
Wednesday
Patchy rain nearby
53.5°F/42.5°F
5/21
Thursday
Sunny
61.6°F/38.1°F
5/22
Friday
Sunny
69.1°F/43.6°F
5/23
Saturday
Sunny
74.8°F/48.4°F
5/24
Sunday
Patchy rain nearby
69.6°F/47.8°F