Climate Insights for Winter Harbour
Regional District of Mount Waddington, British Columbia, Canada
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
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
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
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.