Average temperature in December is -7.7 °C
Average daytime temperature is -5.4 °C
Average night temperature is -10.7 °C
Absolute maximum temperature: 3.6 °C
Absolute minimum temperature: -21.4 °C
Number of sunny days: 11
Number of rainy days: 7
Number of snow days: 13
Precipitation sum: 48 mm
* Weather data for Kalix Sweden is based on climate observations for 2023 year
| December (°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 | -8 | -9.5 | -5.9 | -5.3 | -7.4 | -5.7 | -4.1 | -3.9 | -7.3 | -8.5 | -8.7 | -10.6 | -11.3 | -9.8 | -5.2 | 3.6 | 2.3 | 1.7 | -0.4 | -1.7 | -5.3 | -5.5 | -3.9 | -0.9 | -2.7 | -3.8 | -3.7 | -7.7 | -7 | -9.4 | -10.7 |
| Apparent max temperature | -12.2 | -14.6 | -10 | -9.4 | -11.2 | -10.2 | -9.5 | -9.6 | -13 | -13.6 | -13.8 | -14.7 | -15.7 | -13.8 | -9 | -1.1 | -3.3 | -3.1 | -4.1 | -7 | -9.8 | -10.2 | -9.4 | -5.4 | -6.4 | -7.1 | -7.7 | -11.8 | -11.4 | -14.4 | -15.6 |
| Mean temperature | -8.6 | -11 | -8.1 | -6.6 | -9 | -7.9 | -5.8 | -6.3 | -9.7 | -9.9 | -9.6 | -11.5 | -12.7 | -11.1 | -9.8 | -4.1 | 1.1 | -0.9 | -0.8 | -6.5 | -9.5 | -7.8 | -4.8 | -2.4 | -3.6 | -7.9 | -7.5 | -15 | -8.3 | -10.3 | -13.1 |
| Apparent mean temperature | -14.6 | -19.2 | -16.3 | -11.6 | -14.6 | -14.5 | -12.5 | -13.5 | -16.4 | -16.7 | -15.9 | -17.1 | -19 | -19.9 | -16.4 | -17 | -5.7 | -7.4 | -6.6 | -20.7 | -26.2 | -15 | -13.7 | -10.3 | -8.5 | -17.1 | -17.5 | -24.6 | -14.5 | -17.6 | -21.2 |
| Minimum temperature | -9.5 | -13.9 | -10.7 | -8 | -10.5 | -9.7 | -7.5 | -7.9 | -11.3 | -11.6 | -11.7 | -12.6 | -14.1 | -14.7 | -12.2 | -12.6 | -0.8 | -2.9 | -1.2 | -16.1 | -21.4 | -9.6 | -7.9 | -4.7 | -4.7 | -13.1 | -13 | -19.9 | -9.9 | -12.5 | -16.2 |
| Apparent min temperature | -13.4 | -16.3 | -13 | -10.5 | -13.1 | -12.9 | -11 | -11.9 | -15.2 | -14.8 | -14.3 | -15.9 | -17.4 | -15.6 | -13.7 | -9.1 | -4.4 | -5.4 | -4.9 | -11.4 | -14.2 | -12.7 | -10.4 | -7 | -7.4 | -11.9 | -11.4 | -19.5 | -12.8 | -15.2 | -18.2 |
| December | 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) | 4.2 | 4.1 | 4 | 3.9 | 3.8 | 3.7 | 3.6 | 3.6 | 3.5 | 3.4 | 3.3 | 3.3 | 3.2 | 3.1 | 3.1 | 3.1 | 3 | 3 | 3 | 2.9 | 2.9 | 2.9 | 2.9 | 2.9 | 3 | 3 | 3 | 3.1 | 3.1 | 3.2 | 3.2 |
| Sunshine duration (h) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Precipitation (mm) | 0 | 0 | 0.8 | 0.4 | 0.3 | 3.7 | 3.3 | 6.2 | 1.5 | 0.9 | 0.3 | 0 | 0 | 0.3 | 1.3 | 6.2 | 0 | 1.3 | 11.7 | 0.8 | 0 | 0 | 2.9 | 4.7 | 0.6 | 0.2 | 0 | 0 | 0.5 | 0 | 0 |
| Precipitation hours | 0 | 0 | 8 | 4 | 3 | 16 | 20 | 21 | 15 | 9 | 3 | 0 | 0 | 3 | 8 | 7 | 0 | 3 | 21 | 8 | 0 | 0 | 17 | 16 | 4 | 2 | 0 | 0 | 5 | 0 | 0 |
| Wind speed (m/s) | 12.4 | 14.4 | 17.3 | 9.1 | 8.9 | 15.1 | 19.4 | 22.2 | 18.2 | 13.6 | 14.2 | 7.2 | 9.4 | 10 | 8.8 | 27.4 | 23.8 | 17.7 | 19.4 | 19.5 | 13.5 | 15.4 | 18.3 | 18 | 11.1 | 9.8 | 9.2 | 8.9 | 10.7 | 12.1 | 13 |
In December 2023, the highest daytime temperature in Kalix was 3.6°C.
While the minimum temperature at night dropped to -21.4°C.
The average nighttime and daytime temperatures during December in Kalix are -10.7°C and -5.4°C respectively.
The precipitation sum in December is about 48 mm.