Alberta Weather for Sunday, October 4, 2026: Sunny Skies, Mild Highs
Good morning, Alberta! Sunday looks mostly sunny across the south, central belt and the mountain parks. Edmonton, Calgary, Red Deer, Banff and Jasper are mainly sunny, Medicine Hat is sunny, while Fort McMurray, Grande Prairie and Slave Lake see a mix of sun and cloud. Fort Vermilion has a chance of showers later. Highs range from 10°C in Fort Vermilion to 23°C in Medicine Hat, and Environment Canada has no active alerts for these 10 cities.
City forecast
High / low, with the current temperature at about 7 AM:
Edmonton: Mainly sunny, 18° / 6°, now 0°
Calgary: Mainly sunny, 20° / 8°, now 1°
Red Deer: Mainly sunny, 18° / 3°, now -1°
Medicine Hat: Sunny, 23° / 8°, now 3°
Fort McMurray: A mix of sun and cloud, 12° / 8°, now -2°
Grande Prairie: A mix of sun and cloud, 14° / 7°, now 1°
Banff: Mainly sunny, 19° / 4°, now -1°
Jasper: Mainly sunny, 20° / 6°, now -2°
Slave Lake: A mix of sun and cloud, 13° / 6°, now 0°
Fort Vermilion: Chance of showers, 10° / 2°, now 2° (30 percent chance of showers late this afternoon)
Frost watch tonight
No frost is expected overnight. Lows range from 2°C in Fort Vermilion to 8°C in Calgary and Medicine Hat — a milder night than recently across the province.
Alerts
No Environment Canada alerts are in effect for these cities.
Forecast data from Environment Canada, issued 5:00 AM MDT Sunday, October 4, 2026.
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