Climate Insights for Ilulissat

Avannaata, Greenland

Hottest
July
14°C peak57°F peak
Coldest
February
-20°C low-4°F low
Wettest
August
57 mm rain2.2 in rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Ilulissat is cold. The average annual temperature is -4°C and approximately 368 mm of precipitation falls per year. August is the wettest month, receiving around 57 mm of rainfall. Ilulissat 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, January, March, when temperatures can drop to -20°C. Snowfall occurs from January to December, with around 170cm accumulating over the season.The climate in Ilulissat is cold. The average annual temperature is 24°F and approximately 14.5 in of precipitation falls per year. August is the wettest month, receiving around 2.2 in of rainfall. Ilulissat 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, January, March, when temperatures can drop to -4°F. Snowfall occurs from January to December, with around 67in accumulating over the season.

Temperature

-20°-10°0°10°20°JanFebMarAprMayJunJulAugSepOctNovDecJanMax: -13°Average: -16°Min: -19°FebMax: -14°Average: -17°Min: -20°MarMax: -10°Average: -13°Min: -17°AprMax: -2°Average: -5°Min: -9°MayMax: 4°Average: 1°Min: -3°JunMax: 10°Average: 7°Min: 4°JulMax: 14°Average: 10°Min: 6°AugMax: 11°Average: 8°Min: 5°SepMax: 5°Average: 2°Min: -1°OctMax: -1°Average: -4°Min: -7°NovMax: -7°Average: -10°Min: -13°DecMax: -10°Average: -13°Min: -16°
Max
Average
Min
-10°F0°F10°F20°F30°F40°F50°F60°FJanFebMarAprMayJunJulAugSepOctNovDecJanMax: 9°FAverage: 4°FMin: -1°FFebMax: 7°FAverage: 1°FMin: -4°FMarMax: 14°FAverage: 8°FMin: 2°FAprMax: 29°FAverage: 22°FMin: 16°FMayMax: 39°FAverage: 33°FMin: 27°FJunMax: 51°FAverage: 44°FMin: 38°FJulMax: 57°FAverage: 50°FMin: 43°FAugMax: 52°FAverage: 46°FMin: 40°FSepMax: 41°FAverage: 36°FMin: 31°FOctMax: 30°FAverage: 24°FMin: 19°FNovMax: 20°FAverage: 15°FMin: 9°FDecMax: 15°FAverage: 9°FMin: 4°F
Max
Average
Min

Temperatures in Ilulissat vary considerably across the year, with a 34°C difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 14°C with a mean of 10°C. February brings the harshest conditions, with lows dropping to -20°C and an average temperature of -17°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between March and April, with a 8°C shift in average temperatures.Temperatures in Ilulissat vary considerably across the year, with a 61°F difference between the coldest and warmest months. July is the warmest month, though highs remain moderate at 57°F with a mean of 50°F. February brings the harshest conditions, with lows dropping to -4°F and an average temperature of 1°F. Daily temperature variation is modest, with an average difference of 12°F between highs and lows. The sharpest temperature change occurs between March and April, with a 14°F shift in average temperatures.

Precipitation

0mm25mm50mm75mm100mmJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 17mmSnow: 17mmFebPrecipitation: 9mmSnow: 9mmMarPrecipitation: 13mmSnow: 12mmAprPrecipitation: 23mmSnow: 19mmMayPrecipitation: 26mmSnow: 20mmJunPrecipitation: 29mmSnow: 9mmJulPrecipitation: 52mmSnow: 1mmAugPrecipitation: 57mmSnow: 1mmSepPrecipitation: 48mmSnow: 10mmOctPrecipitation: 45mmSnow: 28mmNovPrecipitation: 26mmSnow: 23mmDecPrecipitation: 23mmSnow: 21mm
Precipitation
Snow
0in2in4in6in8in10inJanFebMarAprMayJunJulAugSepOctNovDecJanPrecipitation: 0.7inSnow (in): 7inFebPrecipitation: 0.4inSnow (in): 4inMarPrecipitation: 0.5inSnow (in): 5inAprPrecipitation: 0.9inSnow (in): 8inMayPrecipitation: 1inSnow (in): 8inJunPrecipitation: 1.2inSnow (in): 3inJulPrecipitation: 2.1inSnow (in): 0inAugPrecipitation: 2.2inSnow (in): 0inSepPrecipitation: 1.9inSnow (in): 4inOctPrecipitation: 1.8inSnow (in): 11inNovPrecipitation: 1inSnow (in): 9inDecPrecipitation: 0.9inSnow (in): 8in
Precipitation
Snow (in)

Ilulissat is a quite dry location, receiving approximately 368 mm of precipitation annually, which averages out to around 31 mm per month. The wettest month is August, averaging 57 mm of rainfall. July and September also tend to see above-average precipitation. The driest month is February, with just 9 mm. That's 48 mm less than August, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 170cm accumulating over the season. October typically sees the most snow at around 28cm.Ilulissat is a quite dry location, receiving approximately 14.5 in of precipitation annually, which averages out to around 1.2 in per month. The wettest month is August, averaging 2.2 in of rainfall. July and September also tend to see above-average precipitation. The driest month is February, with just 0.4 in. That's 1.9 in less than August, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic. Snowfall is a regular feature from January to December, with around 67in accumulating over the season. October typically sees the most snow at around 11in.

Wind

0km/h5km/h10km/h15km/hJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 11km/hFebWind Speed: 10km/hMarWind Speed: 9km/hAprWind Speed: 10km/hMayWind Speed: 9km/hJunWind Speed: 10km/hJulWind Speed: 9km/hAugWind Speed: 8km/hSepWind Speed: 8km/hOctWind Speed: 9km/hNovWind Speed: 10km/hDecWind Speed: 11km/h
Wind Speed
0mph5mph10mphJanFebMarAprMayJunJulAugSepOctNovDecJanWind Speed: 7mphFebWind Speed: 6mphMarWind Speed: 6mphAprWind Speed: 6mphMayWind Speed: 6mphJunWind Speed: 6mphJulWind Speed: 5mphAugWind Speed: 5mphSepWind Speed: 5mphOctWind Speed: 6mphNovWind Speed: 6mphDecWind Speed: 7mph
Wind Speed

Ilulissat is relatively calm, with an average annual wind speed of 9km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is December, averaging 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 8km/h, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 3km/h between the calmest and windiest months.Ilulissat is mildly breezy, with an average annual wind speed of 6mph. For context, sustained winds below 7mph are generally light, while anything above 16mph is considered strong. The windiest month is December, averaging 7mph, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 5mph, making it an ideal period for wind-sensitive activities. Wind conditions are fairly consistent throughout the year, varying by only 2mph between the calmest and windiest months.

Monthly Climate Data

The table below shows monthly climate averages for Ilulissat 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 Ilulissat 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.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
-19 °C-1 °F
-13 °C9 °F
11 km/h7 mph
17 mm0.7 in
17 cm7 in
Feb
-20 °C-4 °F
-14 °C7 °F
10 km/h6 mph
9 mm0.4 in
9 cm4 in
Mar
-17 °C2 °F
-10 °C14 °F
9 km/h6 mph
13 mm0.5 in
12 cm5 in
Apr
-9 °C16 °F
-2 °C29 °F
10 km/h6 mph
23 mm0.9 in
19 cm8 in
May
-3 °C27 °F
4 °C39 °F
9 km/h6 mph
26 mm1 in
20 cm8 in
Jun
4 °C38 °F
10 °C51 °F
10 km/h6 mph
29 mm1.2 in
9 cm3 in
Jul
6 °C43 °F
14 °C57 °F
9 km/h5 mph
52 mm2.1 in
1 cm0 in
Aug
5 °C40 °F
11 °C52 °F
8 km/h5 mph
57 mm2.2 in
1 cm0 in
Sep
-1 °C31 °F
5 °C41 °F
8 km/h5 mph
48 mm1.9 in
10 cm4 in
OctCurrent
-7 °C19 °F
-1 °C30 °F
9 km/h6 mph
45 mm1.8 in
28 cm11 in
Nov
-13 °C9 °F
-7 °C20 °F
10 km/h6 mph
26 mm1 in
23 cm9 in
Dec
-16 °C4 °F
-10 °C15 °F
11 km/h7 mph
23 mm0.9 in
21 cm8 in