Climate Overview
The climate in Bella Coola Airport is cool. The average annual temperature is 4°C and approximately 2443mm of precipitation falls per year. Bella Coola Airport receives a notable amount of rainfall throughout the year, including during its driest month. Bella Coola Airport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are December, February, January, when temperatures can drop to -7°C. Bella Coola Airport experiences heavy snowfall, typically from January through December.
Temperature
Temperatures in Bella Coola Airport vary considerably across the year, with a 27°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 20°C with a mean of 14°C. The coldest month is December, when overnight lows fall to -7°C and the daily average is -5°C. Daily temperature variation is modest, with an average difference of 8°C between highs and lows. The sharpest temperature change occurs between April and May, with a 6°C shift in average temperatures.
Precipitation
Bella Coola Airport is a very wet location, receiving approximately 2443mm of precipitation annually, which averages out to around 204mm per month. The wettest month is November, averaging 359mm of rainfall. October and January also tend to see above-average precipitation. The driest month is May, with just 104mm. That's 255mm 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 Coola Airport receives heavy snowfall, accumulating around 893cm annually from January through December. The snowiest month is November, with approximately 168cm. Winter travel should account for significant snow cover.
Wind
Bella Coola Airport is relatively calm, with an average annual wind speed of 6km/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 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 6km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.
Seasons
89 days until Summer
It is currently spring in Bella Coola Airport, which began on March 20, 2026. Bella Coola 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 20°C, while the coldest stretch bottoms out in December near -7°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from -4 to 14°C. Rainfall is heavy, totalling around 452mm across the season with a monthly average of 151mm. Winds are generally light, averaging 6km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 6 to 20°C. Rainfall is heavy, totalling around 380mm across the season with a monthly average of 127mm. Winds are generally light, averaging 6km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from -3 to 15°C. Rainfall is heavy, totalling around 841mm across the season with a monthly average of 280mm. Expect around 225cm of snow accumulation during this period. Winds are generally light, averaging 6km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from -7 to 0°C. Rainfall is heavy, totalling around 771mm across the season with a monthly average of 257mm. Expect around 466cm of snow accumulation during this period. Winds are generally light, averaging 7km/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 Coola 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.
