Climate Insights for Winter Harbour

Regional District of Mount Waddington, British Columbia, Canada

Hottest
August
18°C peak65°F peak
Coldest
February
2°C low36°F low
Wettest
November
361 mm rain14.2 in rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Winter Harbour is cool. The average annual temperature is 9°C and approximately 2,295 mm of precipitation falls per year. Winter Harbour receives a notable amount of rainfall throughout the year, including during its driest month. Winter Harbour is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are February, March, December, when temperatures can drop to 2°C. Snowfall occurs from January to December, with around 59cm accumulating over the season.The climate in Winter Harbour is cool. The average annual temperature is 48°F and approximately 90.3 in of precipitation falls per year. Winter Harbour receives a notable amount of rainfall throughout the year, including during its driest month. Winter Harbour is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, September. The coldest months are February, March, December, when temperatures can drop to 36°F. Snowfall occurs from January to December, with around 23in accumulating over the season.

Temperature

0°5°10°15°20°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: 8°Average: 6°Min: 4°FebMax: 7°Average: 4°Min: 2°MarMax: 9°Average: 6°Min: 3°AprMax: 11°Average: 7°Min: 5°MayMax: 13°Average: 10°Min: 7°JunMax: 15°Average: 12°Min: 9°JulMax: 17°Average: 14°Min: 11°AugMax: 18°Average: 15°Min: 12°SepMax: 16°Average: 13°Min: 11°OctMax: 13°Average: 10°Min: 8°NovMax: 9°Average: 7°Min: 5°DecMax: 7°Average: 5°Min: 3°
Max
Average
Min
0°F10°F20°F30°F40°F50°F60°F70°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 46°FAverage: 42°FMin: 39°FFebMax: 44°FAverage: 40°FMin: 36°FMarMax: 48°FAverage: 42°FMin: 38°FAprMax: 51°FAverage: 45°FMin: 41°FMayMax: 56°FAverage: 50°FMin: 45°FJunMax: 59°FAverage: 53°FMin: 49°FJulMax: 63°FAverage: 57°FMin: 52°FAugMax: 65°FAverage: 58°FMin: 54°FSepMax: 61°FAverage: 55°FMin: 51°FOctMax: 55°FAverage: 50°FMin: 46°FNovMax: 49°FAverage: 45°FMin: 42°FDecMax: 45°FAverage: 41°FMin: 38°F
Max
Average
Min

Winter Harbour sees moderate temperature variation throughout the year, ranging from 2°C to 18°C. August is the warmest month, though highs remain moderate at 18°C with a mean of 15°C. February is the coolest month, with minimum temperatures around 2°C and an average of 4°C. Daily temperature variation is modest, with an average difference of 5°C between highs and lows. The sharpest temperature change occurs between September and October, with a 3°C shift in average temperatures.Winter Harbour sees moderate temperature variation throughout the year, ranging from 36°F to 65°F. August is the warmest month, though highs remain moderate at 65°F with a mean of 58°F. February is the coolest month, with minimum temperatures around 36°F and an average of 40°F. Daily temperature variation is modest, with an average difference of 9°F between highs and lows. The sharpest temperature change occurs between September and October, with a 6°F shift in average temperatures.

Precipitation

0mm50mm100mm150mm200mm250mm300mm350mm400mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 293mmSnow: 10mmFebPrecipitation: 209mmSnow: 14mmMarPrecipitation: 227mmSnow: 15mmAprPrecipitation: 166mmSnow: 2mmMayPrecipitation: 101mmSnow: 0mmJunPrecipitation: 88mmSnow: 0mmJulPrecipitation: 47mmSnow: 0mmAugPrecipitation: 62mmSnow: 0mmSepPrecipitation: 170mmSnow: 0mmOctPrecipitation: 262mmSnow: 0mmNovPrecipitation: 361mmSnow: 5mmDecPrecipitation: 308mmSnow: 12mm
Precipitation
Snow
0in2in4in6in8in10in12in14inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 11.5inSnow (in): 4inFebPrecipitation: 8.2inSnow (in): 6inMarPrecipitation: 8.9inSnow (in): 6inAprPrecipitation: 6.5inSnow (in): 1inMayPrecipitation: 4inSnow (in): 0inJunPrecipitation: 3.5inSnow (in): 0inJulPrecipitation: 1.9inSnow (in): 0inAugPrecipitation: 2.4inSnow (in): 0inSepPrecipitation: 6.7inSnow (in): 0inOctPrecipitation: 10.3inSnow (in): 0inNovPrecipitation: 14.2inSnow (in): 2inDecPrecipitation: 12.1inSnow (in): 5in
Precipitation
Snow (in)

Winter Harbour is a very wet location, receiving approximately 2,295 mm of precipitation annually, which averages out to around 191 mm per month. The wettest month is November, averaging 361 mm of rainfall. December and January also tend to see above-average precipitation. The driest month is July, with just 47 mm. That's 314 mm less than November, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 59cm accumulating over the season. March typically sees the most snow at around 15cm.Winter Harbour is a very wet location, receiving approximately 90.3 in of precipitation annually, which averages out to around 7.5 in per month. The wettest month is November, averaging 14.2 in of rainfall. December and January also tend to see above-average precipitation. The driest month is July, with just 1.9 in. That's 12.4 in less than November, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 23in accumulating over the season. March typically sees the most snow at around 6in.

Wind

0km/h5km/h10km/h15km/h20km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 18km/hFebWind Speed: 16km/hMarWind Speed: 15km/hAprWind Speed: 15km/hMayWind Speed: 13km/hJunWind Speed: 13km/hJulWind Speed: 12km/hAugWind Speed: 12km/hSepWind Speed: 12km/hOctWind Speed: 15km/hNovWind Speed: 17km/hDecWind Speed: 17km/h
Wind Speed
0mph5mph10mph15mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 11mphFebWind Speed: 10mphMarWind Speed: 9mphAprWind Speed: 9mphMayWind Speed: 8mphJunWind Speed: 8mphJulWind Speed: 7mphAugWind Speed: 7mphSepWind Speed: 8mphOctWind Speed: 9mphNovWind Speed: 10mphDecWind Speed: 10mph
Wind Speed

Winter Harbour is mildly breezy, with an average annual wind speed of 15km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is January, averaging 18km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 12km/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 17km/h in winter, 14km/h in spring, 12km/h in summer, 15km/h in autumn.Winter Harbour is moderately windy, with an average annual wind speed of 9mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is January, averaging 11mph, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in July, with average winds dropping to 7mph, 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, 9mph in spring, 8mph in summer, 9mph in autumn.

Monthly Climate Data

The table below shows monthly climate averages for Winter Harbour 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 Winter Harbour 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
4 °C39 °F
8 °C46 °F
18 km/h11 mph
293 mm11.5 in
10 cm4 in
Feb
2 °C36 °F
7 °C44 °F
16 km/h10 mph
209 mm8.2 in
14 cm6 in
Mar
3 °C38 °F
9 °C48 °F
15 km/h9 mph
227 mm8.9 in
15 cm6 in
Apr
5 °C41 °F
11 °C51 °F
15 km/h9 mph
166 mm6.5 in
2 cm1 in
May
7 °C45 °F
13 °C56 °F
13 km/h8 mph
101 mm4 in
0 cm0 in
Jun
9 °C49 °F
15 °C59 °F
13 km/h8 mph
88 mm3.5 in
0 cm0 in
Jul
11 °C52 °F
17 °C63 °F
12 km/h7 mph
47 mm1.9 in
0 cm0 in
Aug
12 °C54 °F
18 °C65 °F
12 km/h7 mph
62 mm2.4 in
0 cm0 in
Sep
11 °C51 °F
16 °C61 °F
12 km/h8 mph
170 mm6.7 in
0 cm0 in
OctCurrent
8 °C46 °F
13 °C55 °F
15 km/h9 mph
262 mm10.3 in
0 cm0 in
Nov
5 °C42 °F
9 °C49 °F
17 km/h10 mph
361 mm14.2 in
5 cm2 in
Dec
3 °C38 °F
7 °C45 °F
17 km/h10 mph
308 mm12.1 in
12 cm5 in