Climate Insights for Ittoqqortoormiit Heliport

, Sermersooq, Greenland

Hottest
August
6°C peak
Coldest
March
-16°C low
Wettest
January
128mm rain
Best to Visit
Varies throughout year

Climate Overview

The climate in Ittoqqortoormiit Heliport is cold. The average annual temperature is -6°C and approximately 1036mm of precipitation falls per year. Ittoqqortoormiit Heliport receives a notable amount of rainfall throughout the year, including during its driest month. Ittoqqortoormiit Heliport is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are March, February, January, when temperatures can drop to -16°C. Ittoqqortoormiit Heliport experiences heavy snowfall, typically from January through December.

Temperature

-20° -15° -10° -5° 10° Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Max: -12° Average: -13° Min: -15° Feb Max: -12° Average: -14° Min: -16° Mar Max: -12° Average: -14° Min: -16° Apr Max: -7° Average: -9° Min: -11° May Max: -1° Average: -3° Min: -5° Jun Max: 3° Average: 2° Min: 0° Jul Max: 6° Average: 4° Min: 3° Aug Max: 6° Average: 5° Min: 3° Sep Max: 2° Average: 1° Min: 0° Oct Max: -2° Average: -3° Min: -5° Nov Max: -7° Average: -9° Min: -11° Dec Max: -11° Average: -13° Min: -14°
Max
Average
Min

Temperatures in Ittoqqortoormiit Heliport vary considerably across the year, with a 22°C difference between the coldest and warmest months. August is the warmest month, though highs remain moderate at 6°C with a mean of 5°C. March brings the harshest conditions, with lows dropping to -16°C and an average temperature of -14°C. Daily temperature variation is modest, with an average difference of 3°C between highs and lows. The sharpest temperature change occurs between April and May, with a 6°C shift in average temperatures.

Precipitation

0mm 25mm 50mm 75mm 100mm 125mm 150mm Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Precipitation: 128mm Snow: 91mm Feb Precipitation: 123mm Snow: 87mm Mar Precipitation: 68mm Snow: 49mm Apr Precipitation: 45mm Snow: 32mm May Precipitation: 45mm Snow: 32mm Jun Precipitation: 52mm Snow: 14mm Jul Precipitation: 51mm Snow: 3mm Aug Precipitation: 72mm Snow: 7mm Sep Precipitation: 121mm Snow: 54mm Oct Precipitation: 125mm Snow: 74mm Nov Precipitation: 103mm Snow: 73mm Dec Precipitation: 103mm Snow: 74mm
Precipitation
Snow

Ittoqqortoormiit Heliport is a moderately rainy area, receiving approximately 1036mm of precipitation annually, which averages out to around 86mm per month. The wettest month is January, averaging 128mm of rainfall. October and February also tend to see above-average precipitation. The driest month is April, with just 45mm. That's 83mm less than January, the wettest month. Precipitation varies noticeably between seasons, with the second half (July to December) of the year generally seeing more rainfall. Ittoqqortoormiit Heliport receives heavy snowfall, accumulating around 590cm annually from January through December. The snowiest month is January, with approximately 91cm. Winter travel should account for significant snow cover.

Wind

0km/h 5km/h 10km/h 15km/h 20km/h 25km/h 30km/h Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Jan Wind Speed: 26km/h Feb Wind Speed: 26km/h Mar Wind Speed: 22km/h Apr Wind Speed: 18km/h May Wind Speed: 16km/h Jun Wind Speed: 15km/h Jul Wind Speed: 16km/h Aug Wind Speed: 17km/h Sep Wind Speed: 21km/h Oct Wind Speed: 22km/h Nov Wind Speed: 23km/h Dec Wind Speed: 24km/h
Wind Speed

Ittoqqortoormiit Heliport is moderately windy, with an average annual wind speed of 21km/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 26km/h, noticeable enough to affect lighter outdoor activities. The calmest conditions occur in June, with average winds dropping to 15km/h, making it an ideal period for wind-sensitive activities. There is moderate seasonal variation in wind speed, with a 11km/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 25km/h in winter, 19km/h in spring, 16km/h in summer, 22km/h in autumn.

Seasons

Winter
Dec 21
Spring
Mar 20
Summer
Jun 21
Autumn
Sep 23

89 days until Summer

It is currently spring in Ittoqqortoormiit Heliport, which began on March 20, 2026. Ittoqqortoormiit Heliport 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 August at around 6°C, while the coldest stretch bottoms out in March near -16°C. Summer is next, beginning on June 21, 2026 — 89 days from now.

Spring

Temperatures range from -16 to -1°C. Precipitation is moderate at around 158mm for the season, averaging 53mm per month. Winds are moderate at around 19km/h. Light layers work well as temperatures warm through the season — a great time to be outdoors.

Summer

Temperatures range from 0 to 6°C. Precipitation is moderate at around 175mm for the season, averaging 58mm per month. Winds are moderate at around 16km/h. Comfortable clothing with a light layer for cooler evenings is all you need.

Autumn

Temperatures range from -11 to 2°C. Rainfall is heavy, totalling around 349mm across the season with a monthly average of 116mm. Expect around 201cm of snow accumulation during this period. Winds are moderate at around 22km/h. A waterproof jacket and sturdy footwear are recommended as rain becomes more frequent.

Winter

Temperatures range from -16 to -11°C. Rainfall is heavy, totalling around 354mm across the season with a monthly average of 118mm. Expect around 252cm of snow accumulation during this period. Winds are strong, averaging 25km/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 Ittoqqortoormiit Heliport 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.

Month
Min Temperature
Max Temperature
Wind Speed
Precipitation
Snow
Jan
-15 °C
-12 °C
26 km/h
128 mm
91 cm
Feb
-16 °C
-12 °C
26 km/h
123 mm
87 cm
Mar Current
-16 °C
-12 °C
22 km/h
68 mm
49 cm
Apr
-11 °C
-7 °C
18 km/h
45 mm
32 cm
May
-5 °C
-1 °C
16 km/h
45 mm
32 cm
Jun
0 °C
3 °C
15 km/h
52 mm
14 cm
Jul
3 °C
6 °C
16 km/h
51 mm
3 cm
Aug
3 °C
6 °C
17 km/h
72 mm
7 cm
Sep
0 °C
2 °C
21 km/h
121 mm
54 cm
Oct
-5 °C
-2 °C
22 km/h
125 mm
74 cm
Nov
-11 °C
-7 °C
23 km/h
103 mm
73 cm
Dec
-14 °C
-11 °C
24 km/h
103 mm
74 cm
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Metric (°C, km/h)