Climate Overview
The climate in Mo i Rana Airport, Røssvoll is cool. The average annual temperature is 2°C and approximately 1654mm of precipitation falls per year. Mo i Rana Airport, Røssvoll receives a notable amount of rainfall throughout the year, including during its driest month. Mo i Rana Airport, Røssvoll 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, March, when temperatures can drop to -9°C. Mo i Rana Airport, Røssvoll experiences heavy snowfall, typically from January through December.
Temperature
Temperatures in Mo i Rana Airport, Røssvoll vary considerably across the year, with a 25°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 16°C with a mean of 13°C. The coldest month is January, when overnight lows fall to -9°C and the daily average is -7°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between September and October, with a 6°C shift in average temperatures.
Precipitation
Mo i Rana Airport, Røssvoll is a fairly wet location, receiving approximately 1654mm of precipitation annually, which averages out to around 138mm per month. The wettest month is January, averaging 197mm of rainfall. December and March also tend to see above-average precipitation. The driest month is May, with just 88mm. That's 109mm less than January, the wettest month. Rainfall is relatively evenly distributed throughout the year, so there is no pronounced dry or wet season to plan around. Mo i Rana Airport, Røssvoll receives heavy snowfall, accumulating around 595cm annually from January through December. The snowiest month is January, with approximately 114cm. Winter travel should account for significant snow cover.
Wind
Mo i Rana Airport, Røssvoll is relatively calm, with an average annual wind speed of 11km/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 12km/h, though still comfortable for most outdoor activities. The calmest conditions occur in April, with average winds dropping to 10km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2km/h between the calmest and windiest months.
Seasons
89 days until Summer
It is currently spring in Mo i Rana Airport, Røssvoll, which began on March 20, 2026. Mo i Rana Airport, Røssvoll 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 January near -9°C. Summer is next, beginning on June 21, 2026 — 89 days from now.
Spring
Temperatures range from -7 to 7°C. Rainfall is heavy, totalling around 346mm across the season with a monthly average of 115mm. Winds are generally light, averaging 10km/h. An umbrella or waterproof jacket is advisable as spring showers are frequent.
Summer
Temperatures range from 6 to 16°C. Rainfall is heavy, totalling around 387mm across the season with a monthly average of 129mm. Winds are generally light, averaging 11km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from -4 to 11°C. Rainfall is heavy, totalling around 419mm across the season with a monthly average of 140mm. Expect around 97cm of snow accumulation during this period. Winds are generally light, averaging 11km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.
Winter
Temperatures range from -9 to -3°C. Rainfall is heavy, totalling around 502mm across the season with a monthly average of 167mm. Expect around 299cm of snow accumulation during this period. Winds are generally light, averaging 12km/h. Heavy layering and insulated outerwear are essential — exposed skin should be minimised outdoors.
Monthly Climate Data
The table below shows monthly climate averages for Mo i Rana Airport, Røssvoll 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.
