Calgary 7-day weather forecast

Written by:
September 8, 2025
ESOlex // Shutterstock

Calgary 7-day weather forecast

Stacker created the forecast for Calgary, Alberta using data from OpenWeather. This week's high is 28 °C on Saturday, while the low is 10 °C on Wednesday. There are expected to be 3 sunny days and rain on 1 day this week.

There are currently no weather alerts.

Monday, September 15

- High of 20 °C, low of 13 °C (61% humidity)
- Overcast with a 100% chance of rain (1 mm of rain)
- Light breeze (21 km/h wind)
- Sunrise at 7:12 AM, sunset at 7:50 PM
1 / 6
Leonid Ikan // Shutterstock

Tuesday, September 16

- High of 24 °C, low of 11 °C (43% humidity)
- Sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (15 km/h wind)
- Sunrise at 7:13 AM, sunset at 7:48 PM
2 / 6
Gaschwald // Shutterstock

Wednesday, September 17

- High of 25 °C, low of 10 °C (38% humidity)
- Sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (21 km/h wind)
- Sunrise at 7:15 AM, sunset at 7:46 PM
3 / 6
Leonid Ikan // Shutterstock

Thursday, September 18

- High of 24 °C, low of 10 °C (41% humidity)
- Sunny with a 0% chance of snow
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (18 km/h wind)
- Sunrise at 7:16 AM, sunset at 7:43 PM
4 / 6
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Friday, September 19

- High of 24 °C, low of 11 °C (40% humidity)
- Overcast with a 0% chance of snow
- Moderate risk of harm from sun exposure (5 UV index)
- Light air (10 km/h wind)
- Sunrise at 7:18 AM, sunset at 7:41 PM
5 / 6
VOJTa Herout // Shutterstock

Saturday, September 20

- High of 28 °C, low of 14 °C (29% humidity)
- Partly cloudy with a 0% chance of snow
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (22 km/h wind)
- Sunrise at 7:19 AM, sunset at 7:39 PM
6 / 6
alisalipa // Shutterstock

Sunday, September 21

- High of 22 °C, low of 13 °C (46% humidity)
- Mostly cloudy with a 0% chance of snow
- Moderate risk of harm from sun exposure (5 UV index)
- Light breeze (24 km/h wind)
- Sunrise at 7:21 AM, sunset at 7:37 PM
- New moon

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