Climate Overview
The climate in Bella Bella (Campbell Island) Airport is cool. The average annual temperature is 8°C and approximately 3405mm of precipitation falls per year. Bella Bella (Campbell Island) Airport receives a notable amount of rainfall throughout the year, including during its driest month. Bella Bella (Campbell Island) Airport 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, December, January, when temperatures can drop to 1°C. Bella Bella (Campbell Island) Airport experiences heavy snowfall, typically from January through December.
Temperature
Bella Bella (Campbell Island) Airport sees moderate temperature variation throughout the year, ranging from 1°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 1°C and an average of 2°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between September and October, with a 4°C shift in average temperatures.
Precipitation
Bella Bella (Campbell Island) Airport is a very wet location, receiving approximately 3405mm of precipitation annually, which averages out to around 284mm per month. The wettest month is November, averaging 480mm of rainfall. October and December also tend to see above-average precipitation. The driest month is July, with just 137mm. That's 342mm less than November, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Bella Bella (Campbell Island) Airport receives heavy snowfall, accumulating around 214cm annually from January through December. The snowiest month is December, with approximately 53cm. Winter travel should account for significant snow cover.
Wind
Bella Bella (Campbell Island) Airport is mildly breezy, with an average annual wind speed of 13km/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 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 10km/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 16km/h in winter, 13km/h in spring, 10km/h in summer, 14km/h in autumn.
Seasons
87 days until Winter
It is currently autumn in Bella Bella (Campbell Island) Airport, which began on September 23, 2026. Bella Bella (Campbell Island) Airport is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 18°C, while the coldest stretch bottoms out in February near 1°C. Winter is next, beginning on December 21, 2026 (87 days from now).
Spring
Temperatures range from 2 to 13°C. Rainfall is heavy, totalling around 683mm across the season with a monthly average of 228mm. Winds are generally light, averaging 13km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 10 to 18°C. Rainfall is heavy, totalling around 488mm across the season with a monthly average of 163mm. Winds are generally light, averaging 10km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 5 to 16°C. Rainfall is heavy, totalling around 1214mm across the season with a monthly average of 405mm. Expect around 13cm of snow accumulation during this period. Winds are generally light, averaging 14km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from 1 to 5°C. Rainfall is heavy, totalling around 1020mm across the season with a monthly average of 340mm. Expect around 137cm of snow accumulation during this period. Winds are moderate at around 16km/h. Warm winter clothing and waterproof boots are a must, and travel may be affected by snow.
Monthly Climate Data
The table below shows monthly climate averages for Bella Bella (Campbell Island) Airport 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.
