Climate Insights for Sisimiut

The climate in Sisimiut is cold. The average annual temperature is -4°C and approximately 654 mm of precipitation falls per year. July is the wettest month, receiving around 84 mm of rainfall. Sisimiut 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 February, March, January, when temperatures can drop to -18°C. Sisimiut experiences heavy snowfall, typically from January through December.The climate in Sisimiut is cold. The average annual temperature is 26°F and approximately 25.8 in of precipitation falls per year. July is the wettest month, receiving around 3.3 in of rainfall. Sisimiut 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 February, March, January, when temperatures can drop to 0°F. Sisimiut experiences heavy snowfall, typically from January through December.

Temperatures in Sisimiut vary considerably across the year, with a 26°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 8°C with a mean of 6°C. February brings the harshest conditions, with lows dropping to -18°C and an average temperature of -16°C. Daily temperature variation is modest, with an average difference of 3°C between highs and lows. The sharpest temperature change occurs between March and April, with a 7°C shift in average temperatures.Temperatures in Sisimiut vary considerably across the year, with a 46°F difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 46°F with a mean of 43°F. February brings the harshest conditions, with lows dropping to 0°F and an average temperature of 4°F. Daily temperature variation is modest, with an average difference of 6°F between highs and lows. The sharpest temperature change occurs between March and April, with a 12°F shift in average temperatures.

Sisimiut is a relatively dry area, receiving approximately 654 mm of precipitation annually, which averages out to around 55 mm per month. The wettest month is July, averaging 84 mm of rainfall. October and August also tend to see above-average precipitation. The driest month is February, with just 24 mm. That's 60 mm less than July, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Sisimiut receives heavy snowfall, accumulating around 369cm annually from January through December. The snowiest month is December, with approximately 60cm. Winter travel should account for significant snow cover.Sisimiut is a relatively dry area, receiving approximately 25.8 in of precipitation annually, which averages out to around 2.2 in per month. The wettest month is July, averaging 3.3 in of rainfall. October and August also tend to see above-average precipitation. The driest month is February, with just 0.9 in. That's 2.4 in less than July, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Sisimiut receives heavy snowfall, accumulating around 145in annually from January through December. The snowiest month is December, with approximately 24in. Winter travel should account for significant snow cover.

Sisimiut is mildly breezy, with an average annual wind speed of 15km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 17km/h, though still comfortable for most outdoor activities. The calmest conditions occur in July, with average winds dropping to 12km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 5km/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 16km/h in winter, 15km/h in spring, 13km/h in summer, 15km/h in autumn.Sisimiut is moderately windy, with an average annual wind speed of 9mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is November, averaging 10mph, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in July, with average winds dropping to 7mph, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 3mph 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 10mph in winter, 9mph in spring, 8mph in summer, 9mph in autumn.

The table below shows monthly climate averages for Sisimiut 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.The table below shows monthly climate averages for Sisimiut based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Fahrenheit (°F). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Snow is measured in inches (in) and reflects average monthly snowfall accumulation. Wind speed is the average sustained speed in miles per hour (mph). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.