Climate Insights for Eckerö

The climate in Eckerö is cool. The average annual temperature is 8°C and approximately 568mm of precipitation falls per year. October is the wettest month, receiving around 74mm of rainfall. Eckerö 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 February, January, March, when temperatures can drop to -2°C. Snowfall occurs from January to December, with around 89cm accumulating over the season.

Temperatures in Eckerö vary considerably across the year, with a 21°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 19°C with a mean of 17°C. The coldest month is February, when overnight lows fall to -2°C and the daily average is 0°C. Daily temperature variation is modest, with an average difference of 4°C between highs and lows. The sharpest temperature change occurs between May and June, with a 5°C shift in average temperatures.

Eckerö is a relatively dry area, receiving approximately 568mm of precipitation annually, which averages out to around 47mm per month. The wettest month is October, averaging 74mm of rainfall. December and November also tend to see above-average precipitation. The driest month is April, with just 26mm. That's 48mm less than October, 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 89cm accumulating over the season. January typically sees the most snow at around 27cm.

Eckerö 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 December, averaging 7km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3km/h gap between the calmest and windiest months.

It is currently summer in Eckerö, which began on June 21, 2026. Eckerö 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 19°C, while the coldest stretch bottoms out in February near -2°C. Autumn is next, beginning on September 23, 2026 — 92 days from now.

The best time to visit Eckerö is during July and August, when the weather is most comfortable for travellers. During these months, average temperatures hover around 17°C with modest rainfall averaging 50mm per month. By contrast, February can be quite cold with temperatures dropping to -2°C. A light rain jacket is recommended, though showers are generally brief and shouldn't disrupt your plans.

The table below shows monthly climate averages for Eckerö 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.