Climate Insights for Grande Cache Airport

The climate in Grande Cache Airport is cold. The average annual temperature is -3°C and approximately 916mm of precipitation falls per year. Grande Cache Airport receives a notable amount of rainfall throughout the year, including during its driest month. Grande Cache Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are December, February, January, when temperatures can drop to -18°C. Grande Cache Airport experiences heavy snowfall, typically from January through December.

Temperatures in Grande Cache Airport vary considerably across the year, with a 34°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 16°C with a mean of 9°C. December brings the harshest conditions, with lows dropping to -18°C and an average temperature of -15°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between September and October, with a 7°C shift in average temperatures.

Grande Cache Airport is a moderately rainy area, receiving approximately 916mm of precipitation annually, which averages out to around 76mm per month. The wettest month is June, averaging 108mm of rainfall. July and November also tend to see above-average precipitation. The driest month is April, with just 52mm. That's 56mm less than June, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Grande Cache Airport receives heavy snowfall, accumulating around 451cm annually from January through December. The snowiest month is November, with approximately 67cm. Winter travel should account for significant snow cover.

Grande Cache Airport is relatively calm, with an average annual wind speed of 10km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is April, averaging 13km/h, though still comfortable for most outdoor activities. The calmest conditions occur in December, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/h gap between the calmest and windiest months. Wind tends to pick up during the summer months. The seasonal averages are 8km/h in winter, 11km/h in spring, 12km/h in summer, 10km/h in autumn.

It is currently spring in Grande Cache Airport, which began on March 20, 2026. Grande Cache 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 July at around 16°C, while the coldest stretch bottoms out in December near -18°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The table below shows monthly climate averages for Grande Cache 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.