Climate Insights for Vestmanna

The climate in Vestmanna is cool. The average annual temperature is 7°C and approximately 1205mm of precipitation falls per year. Vestmanna receives a notable amount of rainfall throughout the year, including during its driest month. Vestmanna 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 January, February, March, when temperatures can drop to 3°C. Snowfall occurs from January to December, with around 69cm accumulating over the season.

Vestmanna has relatively stable temperatures year-round, staying within a 8°C range. August is the warmest month, though highs remain moderate at 11°C with a mean of 10°C. January is the coolest month, with minimum temperatures around 3°C and an average of 4°C. Daily temperature variation is modest, with an average difference of 2°C between highs and lows.

Vestmanna is a fairly wet location, receiving approximately 1205mm of precipitation annually, which averages out to around 100mm per month. The wettest month is December, averaging 168mm of rainfall. January and October also tend to see above-average precipitation. The driest month is May, with just 53mm. That's 115mm less than December, 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 69cm accumulating over the season. January typically sees the most snow at around 17cm.

Vestmanna is very windy, with an average annual wind speed of 38km/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 47km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in July, with average winds dropping to 28km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 19km/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 46km/h in winter, 37km/h in spring, 28km/h in summer, 40km/h in autumn.

It is currently spring in Vestmanna, which began on March 20, 2026. Vestmanna 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 11°C, while the coldest stretch bottoms out in January near 3°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

The table below shows monthly climate averages for Vestmanna 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.