Measurements:
°C
°F
Calgary
26°F
S 6 mph
Feels like: 16°F
Precip: 0%
World Resorts Canada Calgary Weather September Weather in Calgary

Calgary Weather: September

Average Day Temperature: 65.5°F
Average Night Temperature: 47.4°F
Number of Sunny Days: 17 days
Sunshine Hours: 11.7 - 13.5 hours
Number of Rainy Days: 2 days
Precipitation Totals: 0.9 in

Air Temperature in September, °F

Select Year: 2025 2024 2023

The highest day temperature in September 2025 was 89°F. The lowest night temperature was 41°F. The average values for day and night temperatures during September were 75.3°F и 53.8°F respectivly.

Sunny, Cloudy and Gloomy days

Most of the days in September are sunny but you can also expect cloudy and gloomy days.

Precipitation Totals in September, in

Precipitation total in September for Calgary is 0.9 in.

Wind Speed in September, mph

The average wind speed in September is 7.3 mph. This value is relatively stable throughout the year.

Average Sunny Hours Per Day

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Calgary in September is 8.7 hours.

Best Time to Visit Calgary
The most sunny months:
August 19 days
July 19 days
September 17 days
The most warm months:
August 75.4 °F
July 75.2 °F
June 67.1 °F
The most cold months:
February 18.5 °F
December 19.0 °F
January 19.2 °F
The most rainy months:
June 6 days
July 4 days
August 3 days
The most windy months:
April 8 mph
May 8 mph
June 8 mph

Calgary on the Weather Map

24 Hours Weather Forecast
Calgary
Local time: 02:18
05 dec, friday
0300 26°F
S
6 mph
0600 24°F
SW
4 mph
0900 24°F
W
5 mph
1200 20°F
NW
7 mph
1500 18°F
NW
9 mph
1800 16°F
W
9 mph
2100 14°F
NW
8 mph
06 dec, saturday
0000 12°F
NW
7 mph