The weather in August in Calgary

It's warm in August in Calgary with an average temperature of 23°C. Temperatures this month range from a low of 19°C to a high of 26°C. At night, you can expect temperatures between 9°C and 13°C.

Looking for sun? August isn’t a good month to be in Calgary. The temperature is nice, but there’s too much chance of rain.

Average temperatures and precipitation

This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in August for Calgary, Canada. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.

Temperature records

With 36°C in 2018, Calgary reached the highest temperature in August over the past 10 years. The lowest daytime temperature in this month was 11°C in 2014. The extreme nighttime temperatures ranged from a lowest recorded value of 2°C to a highest value of 19°C.

Rainfall amount

In August, there is an average of 119 mm of precipitation, spread over 13 days. The wind speed is around 4 Bft, mostly coming from the South.

Daily weather in August for Calgary

Click on any day in August to get detailed info about the usual weather on that day in Calgary. Check out the historical temperatures and precipitation over the past 10 years on this day.

August weather comparison

  Calgary New York
Average temperature 23°C 30°C
Max. temperature 26°C 31°C
Min. temperature 9°C -5°C
Total precipitation 119 mm 79 mm
Rainy days 13 days 13 days

Start of August

The month of August starts in Calgary with warm temps, averaging around 24°C during the day and nights around 13°C.

Mid August

By mid-August, daytime temps stay steady at around 24°C, with nights around 12°C. There’s a chance of some showers during this time, but plenty of dry and sunny days too.

End of August

By the end of August, the average daytime temperature in Calgary is around 22°C, while nighttime temps are about 10°C. A shower might pop up, but overall, the weather will be dry and sunny.

Find affordable trips to Calgary

UV index

The UV index is a maximum of 7 this month. That's a moderate to high value on the intensity scale of 1 to 11. Unprotected skin can burn within 15-25 minutes.

Check out the climate of Calgary for all months and discover the best travel time

Curious about the weather in other parts of Canada? Check out the climate and weather for spots like Vancouver, Toronto, Niagara Falls, or explore other destinations in Canada.

Temperature charts

These charts show the average temperatures in August in Calgary, Canada. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.

Daily Temperature in August in Calgary

Temperature in August in Calgary over the years

Precipitation charts

These charts show the average amount of precipitation in August in Calgary, Canada. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.

Daily Precipitation in August in Calgary

Total precipitation in August in Calgary over the years

Daily UV index in August in Calgary

This chart shows the average daily UV index in August in Calgary, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.

Weather experiences in August in Calgary

The weather in August in Calgary is rated 0 out of 5 stars by 1 visitor. Have you been to Calgary? Share your weather experience to help other visitors.

Have you been to Calgary in August?

Share your weather experience in August in Calgary.

Your email will not be shown in the review and will not be shared with others.

Average weather in Calgary by month

Click on a month below to see detailed weather info for Calgary. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.