Home › Weather › Thompson Weather
Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Canada Scope Weather Desk. Data from Environment and Climate Change Canada and other national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Thompson weather is defined by a subarctic climate with long, bitterly cold winters and brief, mild summers. As shown in the live forecast above, conditions can shift quickly, so checking the hourly outlook is key for planning outdoor activities.
What makes Thompson’s weather unique?
Located in northern Manitoba, Thompson sits in a continental subarctic zone. Winters run from November to March, with average highs near -20°C and frequent extreme cold snaps below -40°C. Summers are short and pleasant, with July highs around 22°C, but frost can occur in any month. The thompson weather radar often shows lake-effect snow from nearby rivers and wetlands, which can intensify local snowfall.
How do I use the forecast effectively?
For daily planning, rely on the thompson weather hourly breakdown above, especially for wind chill values in winter. The thompson weather 14 day forecast provides a broad trend, but accuracy drops after five days. For long-range planning, the thompson weather 14 day forecast accuweather and thompson weather network both offer extended outlooks, but always cross-reference with Environment Canada’s official warnings. Sudden temperature swings are common, so dress in layers and check the radar before heading out.
FAQ
When is the best time to visit Thompson?
Late June through August offers the mildest weather, with highs near 22°C and long daylight hours. Winter visits require serious cold-weather gear but provide prime aurora borealis viewing.
Does Thompson get extreme cold warnings?
Yes. Environment Canada issues extreme cold warnings when wind chill reaches -40°C or colder. These are common from December to February, and residents should limit time outdoors during such alerts.
How accurate are Thompson’s long-range forecasts?
Seven-day forecasts are generally reliable for trends, but day-to-day accuracy drops after three days. For precision, use the thompson weather hourly data and local radar updates rather than a 14-day outlook.
Sources
For broader Canadian conditions, visit our Canada weather hub or see how Thompson compares to Edmonton Weather and Calgary Weather. Stay informed with Weather Warning updates for your region.