Average temperature in January is -19.3 °C
Average daytime temperature is -15.2 °C
Average night temperature is -22.9 °C
Absolute maximum temperature: 0.1 °C
Absolute minimum temperature: -34 °C
Number of sunny days: 14
Number of rainy days: 1
Number of snow days: 16
Precipitation sum: 25 mm
* Weather data for Ilulissat Greenland is based on climate observations for 2023 year
| January (°C) | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Maximum temperature | -15.3 | -20.6 | -23.4 | -21.5 | -18.5 | -14.2 | -10.5 | -15.8 | -16 | -20 | -17.7 | -26 | -18.8 | -16.8 | -9.9 | -10.9 | -21.6 | -28.9 | -23.4 | -23 | -21.4 | -12.7 | -8.2 | -6 | 0.1 | -3.5 | -11.2 | -6.6 | -9.8 | -9.5 | -10.6 |
| Apparent max temperature | -21.4 | -27.4 | -30.6 | -26.9 | -24 | -19.3 | -15.1 | -21.1 | -20.8 | -25.5 | -23.1 | -31.5 | -25.6 | -23 | -16.1 | -16 | -28.4 | -34.7 | -28.7 | -29.4 | -27.1 | -18.6 | -13.3 | -11.3 | -5.7 | -7 | -17.8 | -10.8 | -17 | -16.6 | -16.9 |
| Mean temperature | -20.5 | -23.5 | -26.4 | -24.6 | -20.6 | -17.2 | -13.6 | -21 | -21.1 | -22.9 | -23.5 | -27.3 | -23.9 | -19 | -14.8 | -16.9 | -27.2 | -30.5 | -27.7 | -28.5 | -24.2 | -23.3 | -10.8 | -7.4 | -6.4 | -8.7 | -13.7 | -12.2 | -12.8 | -13.2 | -13.5 |
| Apparent mean temperature | -30.8 | -32.7 | -34.1 | -33 | -27.9 | -26.9 | -22.1 | -29.6 | -29.7 | -30.2 | -33.4 | -35 | -34.9 | -27.9 | -24.8 | -30.3 | -37.8 | -39.1 | -39.7 | -40.3 | -35.8 | -36.9 | -18.3 | -14.9 | -18.2 | -19 | -22.1 | -22.4 | -22.1 | -21.4 | -23.8 |
| Minimum temperature | -24.1 | -26 | -28 | -26.4 | -22.4 | -21 | -16.5 | -23.8 | -23.9 | -24.4 | -27.3 | -29 | -28.9 | -21.8 | -18.6 | -23.6 | -31.7 | -33.1 | -33.8 | -34 | -28.9 | -30.4 | -13.1 | -9.4 | -12.9 | -13.1 | -15.6 | -16.9 | -16.4 | -15.5 | -18.7 |
| Apparent min temperature | -26.9 | -30.2 | -33.1 | -30.7 | -26.2 | -22.7 | -18.8 | -26.5 | -26.5 | -28.7 | -29.1 | -33 | -30.5 | -25.3 | -21.3 | -23.7 | -33.4 | -36.5 | -33.4 | -35.4 | -30.5 | -29.4 | -16.1 | -13.3 | -11.8 | -14.8 | -20.2 | -18 | -19.1 | -19.4 | -19.3 |
| January | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight duration (h) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1.4 | 1.8 | 2.1 | 2.3 | 2.6 | 2.8 | 3 | 3.3 | 3.5 | 3.7 | 3.9 | 4.1 | 4.3 | 4.4 | 4.6 | 4.8 | 5 | 5.2 |
| Sunshine duration (h) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 |
| Precipitation (mm) | 2.2 | 0.2 | 0 | 0 | 0 | 0 | 0.6 | 0 | 0 | 0 | 0.3 | 0 | 0 | 0 | 0.3 | 2 | 0 | 0 | 0 | 0.3 | 2.3 | 1.8 | 2.5 | 1.2 | 0.2 | 5.8 | 0.2 | 0.9 | 1 | 0 | 3.5 |
| Precipitation hours | 13 | 2 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 3 | 0 | 0 | 0 | 1 | 11 | 0 | 0 | 0 | 2 | 15 | 6 | 16 | 5 | 1 | 19 | 1 | 7 | 6 | 0 | 18 |
| Wind speed (m/s) | 19.4 | 21.4 | 21.6 | 16.9 | 12 | 13.2 | 14.8 | 13 | 13.3 | 14.3 | 18.3 | 12.8 | 19.4 | 18.4 | 22.3 | 32.7 | 18.8 | 17.4 | 12.7 | 20.3 | 19.5 | 18.4 | 22.7 | 21.3 | 27.6 | 34.1 | 31.4 | 29.8 | 23.8 | 24.5 | 28.4 |
In January 2023, the highest daytime temperature in Ilulissat was 0.1°C.
While the minimum temperature at night dropped to -34°C.
The average nighttime and daytime temperatures during January in Ilulissat are -22.9°C and -15.2°C respectively.
The precipitation sum in January is about 25 mm.