Average temperature in January is 1.8 °C
Average daytime temperature is 2.9 °C
Average night temperature is 0.7 °C
Absolute maximum temperature: 4.9 °C
Absolute minimum temperature: -4.5 °C
Number of sunny days: 10
Number of rainy days: 17
Number of snow days: 4
Precipitation sum: 71 mm
* Weather data for Kökar Åland 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 | 4.4 | 4.9 | 3.7 | 1 | -1.5 | -2.3 | -0.4 | 2.7 | 2 | 3.9 | 4.9 | 4.5 | 4.7 | 4.8 | 4.7 | 4.4 | 3.9 | 4.1 | 3.2 | 3.3 | 3.1 | 0.5 | 1.1 | 2.9 | 3.8 | 3.2 | 2.1 | 2.5 | 4.2 | 4.1 | 2.3 |
| Apparent max temperature | -0.5 | 1.9 | 0.3 | -5.1 | -10.9 | -9.1 | -9.4 | -6.4 | -5.3 | -2.3 | -2.2 | -0.1 | 0.3 | -0.1 | -1.7 | -1.7 | -1.4 | -0.7 | -0.1 | 0 | -0.8 | -4.4 | -4.7 | -2.8 | -2.6 | -2 | -3.6 | -3.6 | -2.8 | -3.5 | -3.2 |
| Mean temperature | 2.4 | 3.8 | 1.6 | -0.3 | -3.8 | -3.4 | -1.6 | 1.5 | 1.7 | 2.5 | 4.2 | 4.2 | 4.1 | 4.1 | 4 | 3.8 | 2.6 | 3.5 | 2.4 | 2.9 | -0.6 | -0.8 | -0.6 | 1.8 | 3.4 | 2.5 | 1.3 | 2.1 | 2.6 | 3 | 1.8 |
| Apparent mean temperature | -4.3 | -4.1 | -6.8 | -10.7 | -13.4 | -13.2 | -13.3 | -9.6 | -8.6 | -7.5 | -6.6 | -3.5 | -3.9 | -3.7 | -9.2 | -5.8 | -7.8 | -5.1 | -4.2 | -1.9 | -5.8 | -5.5 | -10.9 | -9.1 | -4.5 | -4.8 | -5.9 | -7.6 | -5.2 | -6.9 | -6.1 |
| Minimum temperature | 1.2 | 2 | -0.1 | -1.7 | -4.5 | -4.3 | -3.1 | -0.8 | 1 | 0.8 | 3.5 | 3.2 | 3.2 | 3.3 | 2.1 | 3 | 1.6 | 2.7 | 1.9 | 2.2 | -2.5 | -2.2 | -2.1 | -0.1 | 2.7 | 2 | 0.7 | 1.7 | 1.9 | 1.7 | 0.7 |
| Apparent min temperature | -2.4 | -1.4 | -4.9 | -7 | -12.4 | -11.1 | -11.4 | -7.7 | -7 | -4.5 | -4 | -2.4 | -1.8 | -2 | -4.9 | -4.3 | -5.2 | -3.3 | -2.5 | -0.7 | -4.1 | -4.9 | -8 | -4.9 | -3.6 | -3.6 | -4.3 | -5.4 | -4.2 | -5.1 | -4.9 |
| 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) | 6.1 | 6.1 | 6.1 | 6.2 | 6.2 | 6.3 | 6.3 | 6.3 | 6.4 | 6.4 | 6.5 | 6.6 | 6.6 | 6.7 | 6.7 | 6.8 | 6.9 | 6.9 | 7 | 7.1 | 7.1 | 7.2 | 7.3 | 7.4 | 7.4 | 7.5 | 7.6 | 7.7 | 7.8 | 7.8 | 7.9 |
| Sunshine duration (h) | 3.6 | 0 | 0 | 0 | 2.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.3 | 2.2 | 3.1 | 0 | 4.9 | 0 | 3.8 | 2 | 0 | 3 | 1 | 0 | 4.5 | 5.7 | 0.4 | 1.8 | 5.6 | 6.2 |
| Precipitation (mm) | 0 | 9.9 | 7.5 | 1.2 | 0.4 | 0.5 | 0.8 | 7.1 | 6.9 | 3.5 | 3.3 | 4.5 | 4.3 | 3.1 | 8.2 | 1.6 | 2.4 | 0.5 | 0 | 0.3 | 0 | 0 | 0 | 0 | 0 | 0.4 | 0 | 0 | 0.4 | 4 | 0 |
| Precipitation hours | 0 | 16 | 15 | 8 | 2 | 5 | 8 | 18 | 20 | 13 | 8 | 10 | 8 | 6 | 10 | 7 | 9 | 4 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 4 | 7 | 0 |
| Wind speed (m/s) | 26.7 | 39.6 | 41.6 | 48.3 | 49.3 | 48.7 | 52.3 | 52.5 | 51.2 | 41.4 | 61.3 | 42.4 | 42.2 | 40.7 | 64.9 | 53.8 | 51.3 | 44 | 28.4 | 17.1 | 15 | 20.5 | 43.5 | 45.3 | 42.4 | 32.1 | 34 | 52.4 | 50.6 | 46.2 | 40.2 |
In January 2023, the highest daytime temperature in Kökar was 4.9°C.
While the minimum temperature at night dropped to -4.5°C.
The average nighttime and daytime temperatures during January in Kökar are 0.7°C and 2.9°C respectively.
The precipitation sum in January is about 71 mm.