Weekend Weather Forecast - Calgary

Weekend weather in Calgary. Saturday high 9°C (48°F). Sunday high 10°C (50°F).

Weekend Hourly Forecast

Fri·11 Sep
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Temperature · peaks at +11°C

48-Hour Weekend Forecast Chart

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Fri11 Sep
Sat12 Sep
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Temperature · peaks at +9°C

Weekend Activity Outlook

Travel / Drive
Rating
Fair
Reason
Best window: Morning — allow extra time
Outdoor Sports
Rating
Fair
Reason
Temperature (7°C) limits play time
Home / Laundry
Rating
Fair
Reason
Partial drying — use indoor racks too
Outdoor Events
Rating
Fair
Reason
Carry contingency plans

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Calgary is forecast to reach a high of 9°C this weekend, with an overnight low around 2°C. That's 9° below the long-term average high of 18°C for this time of year. Expect little chance of rain (6% probability) and a gentle breeze averaging 12 km/h. Air quality is currently good (AQI 23), with no notable outdoor health concerns.

Today vs Normal

17°C-2° below normal

The long-term average high for today is 19°C.

11 of the last 20 days with published data ran above normal.

That's a break from the pattern - today's forecast runs below normal even though the recent stretch mostly ran above.

2026-08-19: 24°C24°2026-08-20: 23°C23°2026-08-21: 25°C25°2026-08-22: 24°C24°2026-08-23: 23°C23°2026-08-24: 21°C21°2026-08-25: 23°C23°2026-08-26: 26°C26°2026-08-27: 25°C25°2026-08-28: 21°C21°2026-08-29: 21°C21°2026-08-30: 16°C16°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.