Climate Insights for De Grasse, CA - Airpult Climate Insights for De Grasse ============================== Sept-Rivières, Quebec, [Canada](https://airpult.com/climate/ca) [Back to forecast](https://airpult.com/forecast/ca/de-grasse/w2b4ujprop8c4vcyl2t7h)[Climate](https://airpult.com/climate/ca)[View historical data](https://airpult.com/history/ca/de-grasse/w2b4ujprop8c4vcyl2t7h) Hottest July 19°C peak (65°F peak) Coldest February -14°C low (6°F low) Wettest October 141 mm rain (5.5 in rain) Best to Visit Varies throughout year Climate Overview ---------------- The climate in De Grasse is cool. The average annual temperature is 3°C and approximately 1,239 mm of precipitation falls per year. De Grasse receives a notable amount of rainfall throughout the year, including during its driest month. De Grasse 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 -14°C. De Grasse experiences heavy snowfall, typically from January through December. (The climate in De Grasse is cool. The average annual temperature is 37°F and approximately 48.8 in of precipitation falls per year. De Grasse receives a notable amount of rainfall throughout the year, including during its driest month. De Grasse 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 6°F. De Grasse experiences heavy snowfall, typically from January through December.) Temperature ----------- -20°-10°0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecMaxAverageMin (0°F10°F20°F30°F40°F50°F60°F70°FJanFebMarAprMayJunJulAugSepOctNovDecMaxAverageMin) Temperatures in De Grasse vary considerably across the year, with a 33°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 19°C with a mean of 16°C. The coldest month is February, when overnight lows fall to -14°C and the daily average is -11°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows. The sharpest temperature change occurs between October and November, with a 7°C shift in average temperatures. (Temperatures in De Grasse vary considerably across the year, with a 59°F difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 65°F with a mean of 61°F. The coldest month is February, when overnight lows fall to 6°F and the daily average is 12°F. Daily temperature variation is modest, with an average difference of 9°F between highs and lows. The sharpest temperature change occurs between October and November, with a 12°F shift in average temperatures.) Precipitation ------------- 0mm25mm50mm75mm100mm125mm150mmJanFebMarAprMayJunJulAugSepOctNovDecPrecipitationSnow (0in2in4in6in8in10in12in14in16in18in20in22in24in26in28inJanFebMarAprMayJunJulAugSepOctNovDecPrecipitationSnow (in)) De Grasse is a fairly wet location, receiving approximately 1,239 mm of precipitation annually, which averages out to around 103 mm per month. The wettest month is October, averaging 141 mm of rainfall. September and December also tend to see above-average precipitation. The driest month is February, with just 67 mm. That's 74 mm less than October, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. De Grasse receives heavy snowfall, accumulating around 395cm annually from January through December. The snowiest month is March, with approximately 73cm. Winter travel should account for significant snow cover. (De Grasse is a fairly wet location, receiving approximately 48.8 in of precipitation annually, which averages out to around 4.1 in per month. The wettest month is October, averaging 5.6 in of rainfall. September and December also tend to see above-average precipitation. The driest month is February, with just 2.6 in. That's 2.9 in less than October, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. De Grasse receives heavy snowfall, accumulating around 156in annually from January through December. The snowiest month is March, with approximately 29in. Winter travel should account for significant snow cover.) Wind ---- 0km/h5km/h10km/h15km/h20km/hJanFebMarAprMayJunJulAugSepOctNovDecWind Speed (0mph5mph10mph15mphJanFebMarAprMayJunJulAugSepOctNovDecWind Speed) De Grasse is mildly breezy, with an average annual wind speed of 17km/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 20km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in August, with average winds dropping to 13km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 7km/h gap 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 20km/h in winter, 17km/h in spring, 14km/h in summer, 17km/h in autumn. (De Grasse is moderately windy, with an average annual wind speed of 10mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is December, averaging 13mph, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in August, with average winds dropping to 8mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5mph gap 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 12mph in winter, 11mph in spring, 8mph in summer, 10mph in autumn.) Monthly Climate Data -------------------- The table below shows monthly climate averages for De Grasse 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. (The table below shows monthly climate averages for De Grasse based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in inches (in) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.) Month Min Temperature Max Temperature Wind Speed Precipitation Snow Jan -14 °C (8 °F) -7 °C (19 °F) 19 km/h (12 mph) 73 mm (2.9 in) 69 cm (27 in) Feb -14 °C (6 °F) -7 °C (19 °F) 19 km/h (12 mph) 67 mm (2.6 in) 59 cm (23 in) Mar -8 °C (17 °F) -2 °C (28 °F) 18 km/h (11 mph) 88 mm (3.5 in) 73 cm (29 in) Apr -2 °C (28 °F) 3 °C (37 °F) 17 km/h (11 mph) 99 mm (3.9 in) 48 cm (19 in) May 3 °C (38 °F) 9 °C (48 °F) 15 km/h (9 mph) 91 mm (3.6 in) 9 cm (4 in) Jun 9 °C (49 °F) 15 °C (58 °F) 15 km/h (9 mph) 104 mm (4.1 in) 0 cm (0 in) Jul 14 °C (56 °F) 19 °C (65 °F) 13 km/h (8 mph) 103 mm (4.1 in) 0 cm (0 in) Aug 14 °C (56 °F) 18 °C (65 °F) 13 km/h (8 mph) 112 mm (4.4 in) 0 cm (0 in) Sep 9 °C (49 °F) 14 °C (57 °F) 15 km/h (9 mph) 129 mm (5.1 in) 0 cm (0 in) OctCurrent 5 °C (40 °F) 9 °C (48 °F) 17 km/h (10 mph) 141 mm (5.5 in) 7 cm (3 in) Nov -2 °C (28 °F) 2 °C (35 °F) 19 km/h (12 mph) 113 mm (4.5 in) 57 cm (22 in) Dec -10 °C (14 °F) -4 °C (25 °F) 20 km/h (13 mph) 120 mm (4.7 in) 73 cm (29 in)