Climate Insights for Uummannaq

The climate in Uummannaq is cold. The average annual temperature is -5°C and approximately 359mm of precipitation falls per year. July is the wettest month, receiving around 42mm of rainfall. Uummannaq 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. Uummannaq experiences heavy snowfall, typically from January through December.

Temperatures in Uummannaq vary considerably across the year, with a 28°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 10°C with a mean of 8°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 4°C between highs and lows. The sharpest temperature change occurs between March and April, with a 8°C shift in average temperatures.

Uummannaq is a quite dry location, receiving approximately 359mm of precipitation annually, which averages out to around 30mm per month. The wettest month is July, averaging 42mm of rainfall. November and October also tend to see above-average precipitation. The driest month is February, with just 12mm. That's 30mm 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. Uummannaq receives heavy snowfall, accumulating around 236cm annually from January through December. The snowiest month is November, with approximately 37cm. Winter travel should account for significant snow cover.

Uummannaq is relatively calm, with an average annual wind speed of 2km/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 2km/h, though still comfortable for most outdoor activities. The calmest conditions occur in September, with average winds dropping to 1km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 1km/h gap between the calmest and windiest months.

It is currently summer in Uummannaq, which began on June 21, 2026. Uummannaq 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 10°C, while the coldest stretch bottoms out in February near -18°C. Autumn is next, beginning on September 23, 2026 — 92 days from now.

The table below shows monthly climate averages for Uummannaq 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.