Climate Overview
The climate in Hornafjörður Airport is cool. The average annual temperature is 4°C and approximately 2086mm of precipitation falls per year. Hornafjörður Airport receives a notable amount of rainfall throughout the year, including during its driest month. Hornafjörður Airport 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, December, February, when temperatures can drop to -2°C. Hornafjörður Airport experiences heavy snowfall, typically from January through December.
Temperature
Hornafjörður Airport sees moderate temperature variation throughout the year, ranging from -2°C to 11°C. July is the warmest month, though highs remain moderate at 11°C with a mean of 9°C. The coldest month is January, when overnight lows fall to -2°C and the daily average is 0°C. Daily temperature variation is modest, with an average difference of 3°C between highs and lows. The sharpest temperature change occurs between May and June, with a 3°C shift in average temperatures.
Precipitation
Hornafjörður Airport is a very wet location, receiving approximately 2086mm of precipitation annually, which averages out to around 174mm per month. The wettest month is September, averaging 243mm of rainfall. October and February also tend to see above-average precipitation. The driest month is July, with just 104mm. That's 139mm less than September, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Hornafjörður Airport receives heavy snowfall, accumulating around 266cm annually from January through December. The snowiest month is February, with approximately 62cm. Winter travel should account for significant snow cover.
Wind
Hornafjörður Airport is moderately windy, with an average annual wind speed of 24km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is February, averaging 30km/h, which can feel quite blustery and may affect outdoor activities. The calmest conditions occur in August, with average winds dropping to 18km/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 30km/h in winter, 24km/h in spring, 19km/h in summer, 25km/h in autumn.
Seasons
89 days until Summer
It is currently spring in Hornafjörður Airport, which began on March 20, 2026. Hornafjörður 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 July at around 11°C, while the coldest stretch bottoms out in January near -2°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from -1 to 7°C. Rainfall is heavy, totalling around 471mm across the season with a monthly average of 157mm. Winds are moderate at around 24km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 6 to 11°C. Rainfall is heavy, totalling around 356mm across the season with a monthly average of 119mm. Winds are moderate at around 19km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from 1 to 9°C. Rainfall is heavy, totalling around 665mm across the season with a monthly average of 222mm. Expect around 40cm of snow accumulation during this period. Winds are moderate at around 25km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from -2 to 2°C. Rainfall is heavy, totalling around 595mm across the season with a monthly average of 198mm. Expect around 146cm of snow accumulation during this period. Winds are strong, averaging 30km/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 Hornafjörður 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.
