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Live forecasts update automatically; written guidance last reviewed 20 June 2026 by the BritView weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
If you’re checking Calgary weather, take a look at the live forecast above for today’s conditions and the coming days. Calgary’s climate is known for dramatic shifts, so understanding its seasonal pattern helps you prepare for everything from summer heatwaves to winter deep freezes.
What makes Calgary’s weather so changeable?
Calgary sits where prairie meets the Rocky Mountains, giving it a semi-arid continental climate with big temperature swings. Summers are warm, often reaching above 25°C, while winters can drop below –20°C, though chinook winds sometimes bring sudden thaws. The city averages around 2400 hours of sunshine a year, so clear skies are common, but be ready for rain or snow at any season. For a longer view, you can check calgary weather yearly averages to see how this compares to UK conditions.
When is the best time to visit Calgary?
Many visitors prefer late spring (May–June) or early autumn (September) for milder temperatures and fewer extremes. Calgary weather in summer is pleasant, averaging around 22°C in July, ideal for outdoor festivals. Winters are cold but sunny, and the city’s famous Stampede in July brings a peak in tourist numbers. If you need a tighter timeframe, the calgary weather 14 day forecast is useful, while calgary weather monthly charts show average highs and lows.
Is Calgary very cold in winter?
Yes, winter temperatures often fall below –15°C, but chinook winds can raise them by 10–15°C in hours. Snow cover is common from November to March. The calgary weather in celsius readouts on the live forecast above will help you plan layers.
Does Calgary get a lot of snow?
Calgary gets about 130 cm of snow annually, but much of it melts quickly during chinook events. The calgary weather hourly chart shows when snow is likely, and the calgary weather next 30 days outlook can indicate prolonged cold spells.
How does Calgary weather compare to the UK?
Calgary is much sunnier and drier than most of Britain, with bigger temperature extremes. UK winters rarely drop below –5°C, while Calgary regularly sees –20°C. For a UK contrast, see our UK weather hub or 10 Day Weather Forecast UK page.