Weather blog: the weather in Canada

These articles are written by hand by Julia, the weather-canada.com editorial team. Every figure comes from a public series cited at the end of the article, with the period used; the forecasts on the place pages, by contrast, are computed automatically.

• Chinook and Prairie Winters: How Wild the Swings GetCalgary has about as many mild winter days as Toronto, Winnipeg almost none. Fourteen January days in 2018 and ten winters of data show the swings. · 23 October 2026
• Six Cold Snaps That Hit Several Canadian CitiesUsing a plain rule on daily data, six outbreaks since 2016 hit at least three of six cities at once. Dates, depth, and why the prairies take most of them. · 23 October 2026
• Summer Heat and Humidex: Dry Heat, Wet HeatHumidex of 40 or more strikes five to six days a summer in Toronto, Ottawa and Montréal, almost never in Calgary. Station readings, episodes and warm nights. · 23 October 2026
• Ten Years of Canadian Weather, City by CityFrom 2016 to 2025 Winnipeg and Iqaluit ran about a degree above normal, Calgary stayed below it and Vancouver sat on it. The year-by-year numbers. · 23 October 2026
• Vancouver Rain by the Numbers: Myths and FactsThree quarters of Vancouver's rain falls between October and March, and July is nearly dry. Rainy days, sunshine hours and the date the wet season starts. · 23 October 2026
• When to Go, What to Wear, How to Drive in CanadaMonth-by-month highs and lows for six cities, what to pack at each temperature, and the freeze-thaw and snow numbers that decide how winter roads behave. · 23 October 2026
• Wildfire Smoke Seasons: What a Model Can ShowModelled fine particles for nine cities, 2023–2025: 2023 stands far above, Yellowknife peaks highest, and winter spikes warn against reading all as smoke. · 23 October 2026
• Wind Chill in Numbers: Which City, How OftenTen airport stations, ten winters: how many days reach a wind chill of −28, −40 or −48, the coldest hour in each city, and what the thresholds mean. · 23 October 2026

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