Ilulissat monthly weather averages
Average daytime temperature
The bar chart below shows the average monthly peak daytime temperatures at Ilulissat
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | -10 | -10.7 | -11.8 | -4.7 | 2.9 | 7.9 | 10.9 | 9.8 | 5 | -1.3 | -5.3 | -8.2 |
| °F | 14.1 | 12.8 | 10.8 | 23.6 | 37.2 | 46.1 | 51.6 | 49.6 | 40.9 | 29.6 | 22.5 | 17.3 |
Please note: these are the average peak daytime temperatures (usually around mid-afternoon) so do not show daytime / night highs and lows. To see the daily range of temperatures have a look at the temperature max / min chart below.
Average rainfall & rainy days
The graph below shows the average rainfall and number of rainy days per month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| mm | 12 | 13 | 12 | 13 | 16 | 22 | 29 | 26 | 35 | 26 | 23 | 17 |
| inches | 0.5 | 0.5 | 0.5 | 0.5 | 0.6 | 0.9 | 1.1 | 1 | 1.4 | 1 | 0.9 | 0.7 |
| Rainy days | 8 | 7 | 9 | 9 | 7 | 7 | 7 | 8 | 9 | 8 | 9 | 8 |
Average annual rainfall in Ilulissat: 260.867mm (102.7 inches)
Average daily sunshine
The bar chart below shows the average daily sunshine hours in Ilulissat
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Hrs sunshine | 0.3 | 1.5 | 4 | 7.1 | 0 | 0 | 0 | 3.7 | 4.8 | 3.1 | 1.2 | 0.2 |
Day / night temperatures
The graph below shows the daily range of temperatures for each month.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Min °C | -16.6 | -17.9 | -19.4 | -12.3 | -3.1 | 2 | 4.8 | 3.7 | -0.5 | -6.6 | -10.9 | -14.4 |
| Max °C | -9.8 | -10.5 | -11.6 | -4.5 | 3.1 | 8 | 11.1 | 9.9 | 5.1 | -1.2 | -5.2 | -8 |
| Min °F | 2.1 | -0.2 | -2.9 | 9.9 | 26.5 | 35.6 | 40.6 | 38.7 | 31.1 | 20.1 | 12.5 | 6.1 |
| Max °F | 8.2 | 6.4 | 4.1 | 16.9 | 32 | 41 | 46.2 | 44.2 | 36.1 | 25 | 17.6 | 11.8 |
Sea temperature
The graph below shows the average sea temperature.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| °C | -0.3 | -0.7 | -0.9 | -0.6 | 0.2 | 1.4 | 2.9 | 3.9 | 3.5 | 1.9 | 0.8 | 0.3 |
| °F | 31.4 | 30.7 | 30.4 | 30.9 | 32.4 | 34.6 | 37.2 | 38.9 | 38.2 | 35.5 | 33.4 | 32.5 |
Wind speed
The graph below shows the average wind speed.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| km/h | 14 | 12 | 9 | 9 | 10 | 9 | 9 | 8 | 10 | 12 | 16 | 16 |
| mph | 9 | 8 | 6 | 6 | 6 | 6 | 5 | 5 | 6 | 7 | 10 | 10 |
A monthly average windspeed of over 16km/h or 10mph suggests a location is fairly windy.
Relative humidity
The graph below shows the average relative humidity.
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 73% | 74% | 75% | 73% | 75% | 78% | 76% | 73% | 73% | 71% | 67% | 70% |
Other monthly averages
Ilulissat weather stats
| Hottest month: | July | 10.9°C 51.6°F |
|---|---|---|
| Driest month: | January | 12mm 0.5ins |
| Sunniest month: | August | 3.7hrs |
| Coldest month: | March | -11.8°C 10.8°F |
| Wettest month: | September | 35mm 1.4ins |
| Warmest sea: | August | 3.9°C 39°F |
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