Climate Overview
The climate in Kárášjohka is cold. The average annual temperature is 0°C and approximately 657mm of precipitation falls per year. August is the wettest month, receiving around 103mm of rainfall. Kárášjohka 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 -15°C. Kárášjohka experiences heavy snowfall, typically from January through December.
Temperature
Temperatures in Kárášjohka vary considerably across the year, with a 32°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 17°C with a mean of 14°C. The coldest month is January, when overnight lows fall to -15°C and the daily average is -12°C. Daily temperature variation is modest, with an average difference of 7°C between highs and lows. The sharpest temperature change occurs between September and October, with a 7°C shift in average temperatures.
Precipitation
Kárášjohka is a relatively dry area, receiving approximately 657mm of precipitation annually, which averages out to around 55mm per month. The wettest month is August, averaging 103mm of rainfall. July and June also tend to see above-average precipitation. The driest month is April, with just 29mm. That's 73mm less than August, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Kárášjohka receives heavy snowfall, accumulating around 259cm annually from January through December. The snowiest month is January, with approximately 42cm. Winter travel should account for significant snow cover.
Wind
Kárášjohka is relatively calm, with an average annual wind speed of 4km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is March, averaging 4km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 3km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 1km/h between the calmest and windiest months.
Seasons
89 days until Autumn
It is currently summer in Kárášjohka, which began on June 21, 2026. Kárášjohka 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 17°C, while the coldest stretch bottoms out in January near -15°C. Autumn is next, beginning on September 23, 2026 — 89 days from now.
Spring
Temperatures range from -12 to 8°C. Rainfall is relatively light, with around 111mm over the season and a monthly average of 37mm. Winds are generally light, averaging 4km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.
Summer
Temperatures range from 5 to 17°C. Precipitation is moderate at around 283mm for the season, averaging 94mm per month. Winds are generally light, averaging 3km/h. Comfortable clothing with a light layer for cooler evenings is all you need.
Autumn
Temperatures range from -8 to 10°C. Rainfall is relatively light, with around 141mm over the season and a monthly average of 47mm. Expect around 63cm of snow accumulation during this period. Winds are generally light, averaging 4km/h. Layered clothing works best as temperatures gradually cool — enjoy the crisp air and changing scenery.
Winter
Temperatures range from -15 to -5°C. Rainfall is relatively light, with around 122mm over the season and a monthly average of 41mm. Expect around 117cm of snow accumulation during this period. Winds are generally light, averaging 4km/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 Kárášjohka 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.
