Climate Insights for Annette Island Airport

The climate in Annette Island Airport is cool. The average annual temperature is 8°C and approximately 2944mm of precipitation falls per year. Annette Island Airport receives a notable amount of rainfall throughout the year, including during its driest month. Annette 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 2°C. Snowfall occurs from January to December, with around 99cm accumulating over the season.

Annette Island Airport sees moderate temperature variation throughout the year, ranging from 2°C to 16°C. August is the warmest month, though highs remain moderate at 16°C with a mean of 15°C. February is the coolest month, with minimum temperatures around 2°C and an average of 3°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows. The sharpest temperature change occurs between September and October, with a 3°C shift in average temperatures.

Annette Island Airport is a very wet location, receiving approximately 2944mm of precipitation annually, which averages out to around 245mm per month. The wettest month is November, averaging 381mm of rainfall. December and January also tend to see above-average precipitation. The driest month is July, with just 130mm. That's 251mm 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. Snowfall is a regular feature from January to December, with around 99cm accumulating over the season. February typically sees the most snow at around 26cm.

Annette Island Airport is moderately windy, with an average annual wind speed of 21km/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 27km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in July, with average winds dropping to 15km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 12km/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 26km/h in winter, 20km/h in spring, 16km/h in summer, 22km/h in autumn.

It is currently summer in Annette Island Airport, which began on June 21, 2026. Annette 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 16°C, while the coldest stretch bottoms out in February near 2°C. Autumn is next, beginning on September 23, 2026 (7 days from now).

The table below shows monthly climate averages for Annette 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.