Climate Overview
The climate in Ålesund is cool. The average annual temperature is 7°C and approximately 2180mm of precipitation falls per year. Ålesund receives a notable amount of rainfall throughout the year, including during its driest month. Ålesund is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: July, August, June. The coldest months are February, March, January, when temperatures can drop to -1°C. Ålesund experiences heavy snowfall, typically from January through December.
Temperature
Ålesund sees moderate temperature variation throughout the year, ranging from -1°C to 16°C. July is the warmest month, though highs remain moderate at 16°C with a mean of 13°C. The coldest month is February, when overnight lows fall to -1°C and the daily average is 1°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
Ålesund is a very wet location, receiving approximately 2180mm of precipitation annually, which averages out to around 182mm per month. The wettest month is September, averaging 287mm of rainfall. December and October also tend to see above-average precipitation. The driest month is June, with just 99mm. That's 188mm less than September, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Ålesund receives heavy snowfall, accumulating around 495cm annually from January through December. The snowiest month is January, with approximately 105cm. Winter travel should account for significant snow cover.
Wind
Ålesund is relatively calm, with an average annual wind speed of 4km/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 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 2km/h gap between the calmest and windiest months.
Seasons
93 days until Autumn
It is currently summer in Ålesund, which began on June 21, 2026. Ålesund 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 July at around 16°C, while the coldest stretch bottoms out in February near -1°C. Autumn is next, beginning on September 23, 2026 — 93 days from now.
Spring
Temperatures range from 0 to 11°C. Rainfall is heavy, totalling around 397mm across the season with a monthly average of 132mm. Winds are generally light, averaging 4km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 9 to 16°C. Rainfall is heavy, totalling around 441mm across the season with a monthly average of 147mm. Winds are generally light, averaging 3km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 2 to 13°C. Rainfall is heavy, totalling around 690mm across the season with a monthly average of 230mm. Expect around 65cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from -1 to 4°C. Rainfall is heavy, totalling around 652mm across the season with a monthly average of 217mm. Expect around 282cm of snow accumulation during this period. Winds are generally light, averaging 4km/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 Ålesund 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.
