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When is the best time to visit Calgary?
In general the best time to visit Calgary is probably August, when the weather is usually great. The hottest months are June, July, August, while the coldest months are January, February, December.
Depending on the activities you want to experience, you may choose different months to visit:
- In general, it’s pleasant to walk and do outdoor activities during June - September.
- If you want to avoid wet weather, then your choice is March, November, December with the lowest chance of rain.
Average weather in Calgary in different months
This is the average weather in Calgary for each month based on historic data:
January, February, March, April, May, June, July, August, September, October, November, December usually has good weather. Average maximum temperature reaches +75°F during July.
Climate in Calgary
Here is the detailed breakdown of the climate in Calgary for each month:
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum Temperature | |||||||||||
| +57°F | +70°F | +75°F | +82°F | +90°F | +97°F | +97°F | +99°F | +93°F | +81°F | +73°F | +61°F |
| Average Maximum Temperature | |||||||||||
| +30°F | +32°F | +41°F | +54°F | +63°F | +70°F | +75°F | +75°F | +66°F | +54°F | +37°F | +28°F |
| Minimum Temperature | |||||||||||
| -35°F | -33°F | -31°F | 0°F | +14°F | +28°F | +36°F | +27°F | +16°F | -15°F | -29°F | -35°F |
| Avg. water temperature | |||||||||||
| - | - | - | - | - | - | - | - | - | - | - | - |
| Humidity, % | |||||||||||
| 62 | 62 | 62 | 56 | 56 | 60 | 61 | 61 | 60 | 60 | 64 | 63 |
| Rain, mm | |||||||||||
| 1 | 1 | 4 | 20 | 67 | 104 | 75 | 67 | 44 | 16 | 3 | 1 |
| Snow, mm | |||||||||||
| 11 | 11 | 18 | 19 | 10 | 0 | 0 | 0 | 5 | 12 | 15 | 13 |
| Average wind speed, m/s | |||||||||||
| 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 |
| Sunny Days | |||||||||||
| 3 | 3 | 2 | 2 | 2 | 1 | 4 | 4 | 5 | 4 | 3 | 3 |
| Cloud Days | |||||||||||
| 20 | 18 | 17 | 12 | 10 | 7 | 7 | 9 | 12 | 17 | 18 | 19 |
| Rainy Days | |||||||||||
| 1 | 1 | 3 | 8 | 15 | 16 | 13 | 12 | 10 | 6 | 2 | 1 |
| Snowy Days | |||||||||||
| 7 | 7 | 9 | 7 | 3 | 0 | 0 | 0 | 1 | 5 | 8 | 8 |
Average Temperature
Here are the average maximum and minimum temperatures in Calgary during the whole year:
The hottest month in Calgary is August with average maximum temperature going up to +75°F. The coldest month is December with the lowest temperatures of +12°F.
Humidity
The temperature feels different depending on humidity. Here is how humidity in Calgary looks throughout the year, in %:
The most humid month in Calgary is November with average humidity going up to 64%. The least humid month is April with an average humidity of 56%.
Rain
Amount of rainfall in mm. in Calgary during the whole year based on historical data:
The sunniest and driest month is September with approximately 5 sunny days and a total precipitation of around 44 mm. The rainiest and wettest month is June with approximately 16 rainy days and 104 mm of total precipitation.
Snow
Amount of snow in mm. in Calgary during the whole year based on historical data:
The snowiest month is April with approximately 7 snowy days.
FAQ
Frequently asked questions about the weather in Calgary:
What is the hottest month in Calgary?
The hottest month in Calgary is August with average maximum temperature of +75°F.
What is the coldest month in Calgary?
The coldest month in Calgary is December with minimum temperatures of +12°F.
Is Calgary worth visiting in winter?
If you are planning to visit Calgary in winter you can expect pretty good weather. The best month is August with +75°F and 4 sunny days.
When does it rain the least in Calgary?
if you're looking to visit Calgary when it rains the least, you should plan your trip for June, July, August. During this time, rainfall is rare with the driest month being January with only 1 mm of rain.
Other cities in Canada
Check out the weather for other cities in Canada.
Monthly weather in Calgary
Source of the data
For this page, we’ve looked at the typical weather in Calgary, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.