Climate Insights for Churchill Airport

The climate in Churchill Airport is cold. The average annual temperature is -5°C and approximately 471mm of precipitation falls per year. August is the wettest month, receiving around 76mm of rainfall. Churchill Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are February, January, December, when temperatures can drop to -28°C. Snowfall occurs from January to December, with around 119cm accumulating over the season.

Churchill Airport has a wide annual temperature range, spanning 44°C from the coldest to warmest months. August is the warmest month, though highs remain moderate at 16°C with a mean of 13°C. February brings the harshest conditions, with lows dropping to -28°C and an average temperature of -25°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between October and November, with a 11°C shift in average temperatures.

Churchill Airport is a relatively dry area, receiving approximately 471mm of precipitation annually, which averages out to around 39mm per month. The wettest month is August, averaging 76mm of rainfall. July and September also tend to see above-average precipitation. The driest month is February, with just 11mm. That's 65mm less than August, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 119cm accumulating over the season. November typically sees the most snow at around 23cm.

Churchill Airport is very windy, with an average annual wind speed of 30km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is October, averaging 34km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in July, with average winds dropping to 26km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 8km/h between the calmest and windiest months. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 30km/h in winter, 30km/h in spring, 28km/h in summer, 33km/h in autumn.

It is currently spring in Churchill Airport, which began on March 20, 2026. Churchill Airport is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 16°C, while the coldest stretch bottoms out in February near -28°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The table below shows monthly climate averages for Churchill Airport based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in centimetres (cm) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.