Climate Overview
The climate in La Grande Rivière Airport is cold. The average annual temperature is -2°C and approximately 830mm of precipitation falls per year. La Grande Rivière Airport receives a notable amount of rainfall throughout the year, including during its driest month. La Grande Rivière 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 February, January, March, when temperatures can drop to -25°C. La Grande Rivière Airport experiences heavy snowfall, typically from January through December.
Temperature
La Grande Rivière Airport has a wide annual temperature range, spanning 46°C from the coldest to warmest months. July is the warmest month, though highs remain moderate at 21°C with a mean of 15°C. February brings the harshest conditions, with lows dropping to -25°C and an average temperature of -20°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between April and May, with a 11°C shift in average temperatures.
Precipitation
La Grande Rivière Airport is a moderately rainy area, receiving approximately 830mm of precipitation annually, which averages out to around 69mm per month. The wettest month is July, averaging 119mm of rainfall. September and August also tend to see above-average precipitation. The driest month is March, with just 30mm. That's 89mm less than July, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. La Grande Rivière Airport receives heavy snowfall, accumulating around 304cm annually from January through December. The snowiest month is November, with approximately 65cm. Winter travel should account for significant snow cover.
Wind
La Grande Rivière Airport is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is September, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.
Seasons
84 days until Autumn
It is currently summer in La Grande Rivière Airport, which began on June 21, 2026. La Grande Rivière 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 21°C, while the coldest stretch bottoms out in February near -25°C. Autumn is next, beginning on September 23, 2026 — 84 days from now.
Spring
Temperatures range from -19 to 10°C. Rainfall is relatively light, with around 137mm over the season and a monthly average of 46mm. Winds are generally light, averaging 4km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 6 to 21°C. Precipitation is moderate at around 296mm for the season, averaging 99mm per month. Winds are generally light, averaging 4km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from -8 to 12°C. Precipitation is moderate at around 277mm for the season, averaging 92mm per month. Expect around 100cm of snow accumulation during this period. Winds are generally light, averaging 5km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from -25 to -12°C. Rainfall is relatively light, with around 119mm over the season and a monthly average of 40mm. Expect around 118cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.
Monthly Climate Data
The table below shows monthly climate averages for La Grande Rivière 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.
