Climate Insights for Mistissini

Eeyou Istchee, Quebec, Canada

Hottest
July
19°C peak67°F peak
Coldest
February
-20°C low-5°F low
Wettest
October
132 mm rain5.2 in rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Mistissini is cold. The average annual temperature is 0°C and approximately 1,088 mm of precipitation falls per year. Mistissini receives a notable amount of rainfall throughout the year, including during its driest month. Mistissini 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 -20°C. Mistissini experiences heavy snowfall, typically from January through December.The climate in Mistissini is cold. The average annual temperature is 33°F and approximately 42.8 in of precipitation falls per year. Mistissini receives a notable amount of rainfall throughout the year, including during its driest month. Mistissini 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 -5°F. Mistissini experiences heavy snowfall, typically from January through December.

Temperature

-20°-10°0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: -12°Average: -16°Min: -20°FebMax: -11°Average: -16°Min: -20°MarMax: -4°Average: -10°Min: -14°AprMax: 2°Average: -2°Min: -6°MayMax: 10°Average: 5°Min: 1°JunMax: 16°Average: 12°Min: 7°JulMax: 19°Average: 15°Min: 11°AugMax: 19°Average: 15°Min: 12°SepMax: 15°Average: 12°Min: 9°OctMax: 8°Average: 5°Min: 3°NovMax: -1°Average: -3°Min: -5°DecMax: -8°Average: -11°Min: -14°
Max
Average
Min
-10°F0°F10°F20°F30°F40°F50°F60°F70°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 10°FAverage: 3°FMin: -4°FFebMax: 12°FAverage: 3°FMin: -5°FMarMax: 24°FAverage: 15°FMin: 7°FAprMax: 36°FAverage: 28°FMin: 21°FMayMax: 50°FAverage: 42°FMin: 34°FJunMax: 62°FAverage: 53°FMin: 45°FJulMax: 67°FAverage: 59°FMin: 52°FAugMax: 67°FAverage: 59°FMin: 54°FSepMax: 60°FAverage: 53°FMin: 47°FOctMax: 47°FAverage: 42°FMin: 37°FNovMax: 31°FAverage: 27°FMin: 24°FDecMax: 18°FAverage: 12°FMin: 6°F
Max
Average
Min

Mistissini 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 19°C with a mean of 15°C. February brings the harshest conditions, with lows dropping to -20°C and an average temperature of -16°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between November and December, with a 9°C shift in average temperatures.Mistissini has a wide annual temperature range, spanning 72°F from the coldest to warmest months. July is the warmest month, though highs remain moderate at 67°F with a mean of 59°F. February brings the harshest conditions, with lows dropping to -5°F and an average temperature of 3°F. Daily temperature variation is modest, with an average difference of 14°F between highs and lows. The sharpest temperature change occurs between November and December, with a 16°F shift in average temperatures.

Precipitation

0mm25mm50mm75mm100mm125mm150mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 53mmSnow: 51mmFebPrecipitation: 49mmSnow: 45mmMarPrecipitation: 59mmSnow: 48mmAprPrecipitation: 68mmSnow: 39mmMayPrecipitation: 85mmSnow: 13mmJunPrecipitation: 87mmSnow: 0mmJulPrecipitation: 116mmSnow: 0mmAugPrecipitation: 127mmSnow: 0mmSepPrecipitation: 117mmSnow: 0mmOctPrecipitation: 132mmSnow: 24mmNovPrecipitation: 112mmSnow: 85mmDecPrecipitation: 84mmSnow: 72mm
Precipitation
Snow
0in2in4in6in8in10in12in14in16in18in20in22in24in26in28in30in32inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 2.1inSnow (in): 20inFebPrecipitation: 1.9inSnow (in): 18inMarPrecipitation: 2.3inSnow (in): 19inAprPrecipitation: 2.7inSnow (in): 15inMayPrecipitation: 3.3inSnow (in): 5inJunPrecipitation: 3.4inSnow (in): 0inJulPrecipitation: 4.6inSnow (in): 0inAugPrecipitation: 5inSnow (in): 0inSepPrecipitation: 4.6inSnow (in): 0inOctPrecipitation: 5.2inSnow (in): 9inNovPrecipitation: 4.4inSnow (in): 33inDecPrecipitation: 3.3inSnow (in): 28in
Precipitation
Snow (in)

Mistissini is a moderately rainy area, receiving approximately 1,088 mm of precipitation annually, which averages out to around 91 mm per month. The wettest month is October, averaging 132 mm of rainfall. August and September also tend to see above-average precipitation. The driest month is February, with just 49 mm. That's 83 mm less than October, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Mistissini receives heavy snowfall, accumulating around 378cm annually from January through December. The snowiest month is November, with approximately 85cm. Winter travel should account for significant snow cover.Mistissini is a moderately rainy area, receiving approximately 42.8 in of precipitation annually, which averages out to around 3.6 in per month. The wettest month is October, averaging 5.2 in of rainfall. August and September also tend to see above-average precipitation. The driest month is February, with just 1.9 in. That's 3.3 in less than October, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Mistissini receives heavy snowfall, accumulating around 149in annually from January through December. The snowiest month is November, with approximately 33in. Winter travel should account for significant snow cover.

Wind

0km/h5km/h10km/h15km/h20km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 16km/hFebWind Speed: 16km/hMarWind Speed: 16km/hAprWind Speed: 16km/hMayWind Speed: 14km/hJunWind Speed: 14km/hJulWind Speed: 13km/hAugWind Speed: 14km/hSepWind Speed: 16km/hOctWind Speed: 18km/hNovWind Speed: 19km/hDecWind Speed: 18km/h
Wind Speed
0mph5mph10mph15mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 10mphFebWind Speed: 10mphMarWind Speed: 10mphAprWind Speed: 10mphMayWind Speed: 9mphJunWind Speed: 8mphJulWind Speed: 8mphAugWind Speed: 8mphSepWind Speed: 10mphOctWind Speed: 11mphNovWind Speed: 12mphDecWind Speed: 11mph
Wind Speed

Mistissini is mildly breezy, with an average annual wind speed of 16km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 19km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, 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 6km/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 16km/h in winter, 15km/h in spring, 13km/h in summer, 18km/h in autumn.Mistissini 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 November, averaging 12mph, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in July, 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 4mph 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 10mph in winter, 10mph in spring, 8mph in summer, 11mph in autumn.

Monthly Climate Data

The table below shows monthly climate averages for Mistissini 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 Mistissini 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
-20 °C-4 °F
-12 °C10 °F
16 km/h10 mph
53 mm2.1 in
51 cm20 in
Feb
-20 °C-5 °F
-11 °C12 °F
16 km/h10 mph
49 mm1.9 in
45 cm18 in
Mar
-14 °C7 °F
-4 °C24 °F
16 km/h10 mph
59 mm2.3 in
48 cm19 in
Apr
-6 °C21 °F
2 °C36 °F
16 km/h10 mph
68 mm2.7 in
39 cm15 in
May
1 °C34 °F
10 °C50 °F
14 km/h9 mph
85 mm3.3 in
13 cm5 in
Jun
7 °C45 °F
16 °C62 °F
14 km/h8 mph
87 mm3.4 in
0 cm0 in
Jul
11 °C52 °F
19 °C67 °F
13 km/h8 mph
116 mm4.6 in
0 cm0 in
Aug
12 °C54 °F
19 °C67 °F
14 km/h8 mph
127 mm5 in
0 cm0 in
Sep
9 °C47 °F
15 °C60 °F
16 km/h10 mph
117 mm4.6 in
0 cm0 in
OctCurrent
3 °C37 °F
8 °C47 °F
18 km/h11 mph
132 mm5.2 in
24 cm9 in
Nov
-5 °C24 °F
-1 °C31 °F
19 km/h12 mph
112 mm4.4 in
85 cm33 in
Dec
-14 °C6 °F
-8 °C18 °F
18 km/h11 mph
84 mm3.3 in
72 cm28 in