Climate Insights for Mont-Joli

The climate in Mont-Joli is cool. The average annual temperature is 4°C and approximately 1080mm of precipitation falls per year. Mont-Joli receives a notable amount of rainfall throughout the year, including during its driest month. Mont-Joli 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, December, when temperatures can drop to -15°C. Mont-Joli experiences heavy snowfall, typically from January through December.

Mont-Joli has a wide annual temperature range, spanning 38°C from the coldest to warmest months. July is the warmest month, though highs remain moderate at 23°C with a mean of 18°C. February brings the harshest conditions, with lows dropping to -15°C and an average temperature of -11°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 8°C shift in average temperatures.

Mont-Joli is a moderately rainy area, receiving approximately 1080mm of precipitation annually, which averages out to around 90mm per month. The wettest month is June, averaging 110mm of rainfall. October and July also tend to see above-average precipitation. The driest month is February, with just 63mm. That's 47mm 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. Mont-Joli receives heavy snowfall, accumulating around 255cm annually from January through December. The snowiest month is March, with approximately 54cm. Winter travel should account for significant snow cover.

Mont-Joli is mildly breezy, with an average annual wind speed of 19km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 21km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in July, with average winds dropping to 16km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 5km/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 21km/h in winter, 20km/h in spring, 17km/h in summer, 19km/h in autumn.

It is currently spring in Mont-Joli, which began on March 20, 2026. Mont-Joli 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 23°C, while the coldest stretch bottoms out in February near -15°C. Summer is next, beginning on June 21, 2026 — 88 days from now.

The table below shows monthly climate averages for Mont-Joli 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.