Climate Insights for Skellefteå

The climate in Skellefteå is cool. The average annual temperature is 4°C and approximately 667mm of precipitation falls per year. August is the wettest month, receiving around 91mm of rainfall. Skellefteå 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 January, February, December, when temperatures can drop to -15°C. Skellefteå experiences heavy snowfall, typically from January through December.

Temperatures in Skellefteå vary considerably across the year, with a 35°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 20°C with a mean of 16°C. January brings the harshest conditions, with lows dropping to -15°C and an average temperature of -12°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between April and May, with a 8°C shift in average temperatures.

Skellefteå is a relatively dry area, receiving approximately 667mm of precipitation annually, which averages out to around 56mm per month. The wettest month is August, averaging 91mm of rainfall. April and November also tend to see above-average precipitation. The driest month is October, with just 10mm. That's 81mm less than August, 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. Skellefteå receives heavy snowfall, accumulating around 236cm annually from January through December. The snowiest month is November, with approximately 62cm. Winter travel should account for significant snow cover.

Skellefteå is relatively calm, with an average annual wind speed of 3km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 5km/h, though still comfortable for most outdoor activities. The calmest conditions occur in May, 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.

It is currently summer in Skellefteå, which began on June 21, 2026. Skellefteå 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 20°C, while the coldest stretch bottoms out in January near -15°C. Autumn is next, beginning on September 23, 2026 — 52 days from now.

The best time to visit Skellefteå is during July, when the weather is most comfortable for travellers. During these months, average temperatures hover around 16°C with modest rainfall averaging 87mm per month. By contrast, January can be quite cold with temperatures dropping to -15°C. Despite being the best months overall, some rain is still likely — pack a waterproof layer and plan a mix of indoor and outdoor activities.

The table below shows monthly climate averages for Skellefteå 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.