Climate Insights for Berthier-sur-Mer

Montmagny (MRC), Quebec, Canada

Hottest
July
25°C peak76°F peak
Coldest
January
-14°C low6°F low
Wettest
June
131 mm rain5.1 in rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Berthier-sur-Mer is cool. The average annual temperature is 5°C and approximately 1,295 mm of precipitation falls per year. Berthier-sur-Mer receives a notable amount of rainfall throughout the year, including during its driest month. Berthier-sur-Mer 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 January, February, December, when temperatures can drop to -14°C. Berthier-sur-Mer experiences heavy snowfall, typically from January through December.The climate in Berthier-sur-Mer is cool. The average annual temperature is 41°F and approximately 51 in of precipitation falls per year. Berthier-sur-Mer receives a notable amount of rainfall throughout the year, including during its driest month. Berthier-sur-Mer 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 January, February, December, when temperatures can drop to 6°F. Berthier-sur-Mer experiences heavy snowfall, typically from January through December.

Temperature

-20°-10°0°10°20°30°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: -6°Average: -10°Min: -14°FebMax: -5°Average: -10°Min: -14°MarMax: 1°Average: -4°Min: -8°AprMax: 7°Average: 3°Min: -1°MayMax: 17°Average: 11°Min: 6°JunMax: 22°Average: 16°Min: 11°JulMax: 25°Average: 19°Min: 14°AugMax: 23°Average: 18°Min: 13°SepMax: 19°Average: 14°Min: 9°OctMax: 12°Average: 8°Min: 4°NovMax: 3°Average: 0°Min: -3°DecMax: -3°Average: -7°Min: -11°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°F80°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 21°FAverage: 14°FMin: 6°FFebMax: 24°FAverage: 15°FMin: 7°FMarMax: 33°FAverage: 25°FMin: 18°FAprMax: 45°FAverage: 37°FMin: 29°FMayMax: 63°FAverage: 52°FMin: 42°FJunMax: 71°FAverage: 61°FMin: 52°FJulMax: 76°FAverage: 67°FMin: 58°FAugMax: 74°FAverage: 64°FMin: 56°FSepMax: 66°FAverage: 56°FMin: 48°FOctMax: 54°FAverage: 46°FMin: 39°FNovMax: 37°FAverage: 31°FMin: 26°FDecMax: 26°FAverage: 19°FMin: 12°F
Max
Average
Min

Berthier-sur-Mer has a wide annual temperature range, spanning 39°C from the coldest to warmest months. July is the warmest month, though highs remain moderate at 25°C with a mean of 19°C. The coldest month is January, when overnight lows fall to -14°C and the daily average is -10°C. On average, daily temperatures fluctuate by about 9°C between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 9°C shift in average temperatures.Berthier-sur-Mer has a wide annual temperature range, spanning 70°F from the coldest to warmest months. July is the warmest month, though highs remain moderate at 76°F with a mean of 67°F. The coldest month is January, when overnight lows fall to 6°F and the daily average is 14°F. On average, daily temperatures fluctuate by about 16°F between overnight lows and afternoon highs. The sharpest temperature change occurs between April and May, with a 15°F shift in average temperatures.

Precipitation

0mm25mm50mm75mm100mm125mm150mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 89mmSnow: 77mmFebPrecipitation: 93mmSnow: 76mmMarPrecipitation: 104mmSnow: 74mmAprPrecipitation: 114mmSnow: 35mmMayPrecipitation: 99mmSnow: 2mmJunPrecipitation: 131mmSnow: 0mmJulPrecipitation: 114mmSnow: 0mmAugPrecipitation: 119mmSnow: 0mmSepPrecipitation: 83mmSnow: 0mmOctPrecipitation: 128mmSnow: 6mmNovPrecipitation: 107mmSnow: 45mmDecPrecipitation: 115mmSnow: 60mm
Precipitation
Snow
0in2in4in6in8in10in12in14in16in18in20in22in24in26in28in30inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 3.5inSnow (in): 30inFebPrecipitation: 3.7inSnow (in): 30inMarPrecipitation: 4.1inSnow (in): 29inAprPrecipitation: 4.5inSnow (in): 14inMayPrecipitation: 3.9inSnow (in): 1inJunPrecipitation: 5.1inSnow (in): 0inJulPrecipitation: 4.5inSnow (in): 0inAugPrecipitation: 4.7inSnow (in): 0inSepPrecipitation: 3.3inSnow (in): 0inOctPrecipitation: 5inSnow (in): 2inNovPrecipitation: 4.2inSnow (in): 18inDecPrecipitation: 4.5inSnow (in): 24in
Precipitation
Snow (in)

Berthier-sur-Mer is a fairly wet location, receiving approximately 1,295 mm of precipitation annually, which averages out to around 108 mm per month. The wettest month is June, averaging 131 mm of rainfall. October and August also tend to see above-average precipitation. The driest month is September, with just 83 mm. That's 47 mm 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. Berthier-sur-Mer receives heavy snowfall, accumulating around 376cm annually from January through December. The snowiest month is January, with approximately 77cm. Winter travel should account for significant snow cover.Berthier-sur-Mer is a fairly wet location, receiving approximately 51 in of precipitation annually, which averages out to around 4.3 in per month. The wettest month is June, averaging 5.2 in of rainfall. October and August also tend to see above-average precipitation. The driest month is September, with just 3.3 in. That's 1.9 in 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. Berthier-sur-Mer receives heavy snowfall, accumulating around 148in annually from January through December. The snowiest month is January, with approximately 30in. Winter travel should account for significant snow cover.

Wind

0km/h5km/h10km/h15km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 11km/hFebWind Speed: 11km/hMarWind Speed: 11km/hAprWind Speed: 11km/hMayWind Speed: 10km/hJunWind Speed: 10km/hJulWind Speed: 10km/hAugWind Speed: 9km/hSepWind Speed: 9km/hOctWind Speed: 10km/hNovWind Speed: 11km/hDecWind Speed: 11km/h
Wind Speed
0mph5mph10mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 7mphFebWind Speed: 7mphMarWind Speed: 7mphAprWind Speed: 7mphMayWind Speed: 6mphJunWind Speed: 7mphJulWind Speed: 6mphAugWind Speed: 6mphSepWind Speed: 6mphOctWind Speed: 6mphNovWind Speed: 7mphDecWind Speed: 7mph
Wind Speed

Berthier-sur-Mer 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 February, averaging 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 9km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.Berthier-sur-Mer is mildly breezy, with an average annual wind speed of 7mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is February, averaging 7mph, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 6mph, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1mph between the calmest and windiest months.

Monthly Climate Data

The table below shows monthly climate averages for Berthier-sur-Mer 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 Berthier-sur-Mer 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 °C6 °F
-6 °C21 °F
11 km/h7 mph
89 mm3.5 in
77 cm30 in
Feb
-14 °C7 °F
-5 °C24 °F
11 km/h7 mph
93 mm3.7 in
76 cm30 in
Mar
-8 °C18 °F
1 °C33 °F
11 km/h7 mph
104 mm4.1 in
74 cm29 in
Apr
-1 °C29 °F
7 °C45 °F
11 km/h7 mph
114 mm4.5 in
35 cm14 in
May
6 °C42 °F
17 °C63 °F
10 km/h6 mph
99 mm3.9 in
2 cm1 in
Jun
11 °C52 °F
22 °C71 °F
10 km/h7 mph
131 mm5.1 in
0 cm0 in
Jul
14 °C58 °F
25 °C76 °F
10 km/h6 mph
114 mm4.5 in
0 cm0 in
Aug
13 °C56 °F
23 °C74 °F
9 km/h6 mph
119 mm4.7 in
0 cm0 in
Sep
9 °C48 °F
19 °C66 °F
9 km/h6 mph
83 mm3.3 in
0 cm0 in
OctCurrent
4 °C39 °F
12 °C54 °F
10 km/h6 mph
128 mm5 in
6 cm2 in
Nov
-3 °C26 °F
3 °C37 °F
11 km/h7 mph
107 mm4.2 in
45 cm18 in
Dec
-11 °C12 °F
-3 °C26 °F
11 km/h7 mph
115 mm4.5 in
60 cm24 in