Average temperature in December is -9.9 °C
Average daytime temperature is -7.3 °C
Average night temperature is -13.2 °C
Absolute maximum temperature: 0.5 °C
Absolute minimum temperature: -22.6 °C
Number of sunny days: 18
Number of rainy days: 2
Number of snow days: 11
Precipitation sum: 21 mm
* Weather data for Alta Norway is based on climate observations for 2023 year
| Dicembre (°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 | -1.9 | -10.4 | -8.8 | -5 | -6.5 | -9.8 | -6.8 | -4.5 | -4 | -8.4 | -11.3 | -11.5 | -12.9 | -10.3 | -9.6 | -5.6 | -2.3 | 0.5 | -8.2 | -9.5 | -8.7 | -7.1 | -13.9 | -1.8 | -2.1 | -2.4 | -3.6 | -9.2 | -8.9 | -10.4 | -12.2 |
| Apparent max temperature | -4.7 | -15.4 | -13 | -8.2 | -10.8 | -15.6 | -13 | -10.2 | -10 | -14.5 | -16.7 | -16.4 | -18.7 | -16.9 | -16.2 | -10.6 | -5.4 | -3.4 | -12 | -13.3 | -14.7 | -12.4 | -19 | -5.5 | -5.6 | -6.3 | -8.7 | -13.9 | -14.1 | -15.7 | -17.7 |
| Mean temperature | -4.9 | -13.6 | -13.3 | -7.2 | -8.8 | -10.5 | -8.9 | -5.9 | -6.8 | -9.7 | -13 | -14.3 | -14.5 | -11.7 | -11.4 | -10.2 | -6.3 | -3.4 | -10 | -10.9 | -12.2 | -10.3 | -17.8 | -6.9 | -4.7 | -3.3 | -9.2 | -12 | -10 | -12.1 | -12.9 |
| Apparent mean temperature | -15 | -22.4 | -23.4 | -16.2 | -16 | -17 | -17.5 | -13.2 | -15 | -16.4 | -20.7 | -22.3 | -20.9 | -19.2 | -20.4 | -21.9 | -13.9 | -15.1 | -17.7 | -20.1 | -20.8 | -19.6 | -27.5 | -23.9 | -11.1 | -8.4 | -19.1 | -19.8 | -16.5 | -19 | -19.9 |
| Minimum temperature | -10 | -17.6 | -18.5 | -11.7 | -11.7 | -11.2 | -11.2 | -6.7 | -8.7 | -10.9 | -15.7 | -16.8 | -15.9 | -13 | -14.6 | -16.3 | -9.3 | -10.5 | -12.8 | -15.1 | -15.5 | -14.5 | -22.6 | -19.2 | -7 | -4.7 | -14.4 | -15 | -11.5 | -13.3 | -14 |
| Apparent min temperature | -9 | -18.3 | -17.7 | -11.1 | -13.6 | -16.5 | -15.2 | -12 | -12.9 | -15.8 | -18.1 | -19.5 | -20 | -17.9 | -17.7 | -15.8 | -10.4 | -7.2 | -14.2 | -15.3 | -17.8 | -15.5 | -22.8 | -10.7 | -8.2 | -7.6 | -14.2 | -16.9 | -15.1 | -17.6 | -18.5 |
| Dicembre | 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 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Sunshine duration (h) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Precipitation (mm) | 3.6 | 0 | 0 | 2.9 | 0.2 | 0.3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.3 | 1 | 0.8 | 1.5 | 1 | 0.7 | 0 | 0 | 0 | 4.2 | 2.1 | 2.7 | 0 | 0 | 0 | 0 | 0 |
| Precipitation hours | 18 | 0 | 0 | 13 | 2 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 5 | 4 | 6 | 8 | 2 | 0 | 0 | 0 | 16 | 10 | 8 | 0 | 0 | 0 | 0 | 0 |
| Wind speed (m/s) | 16.1 | 12.1 | 8.4 | 9.9 | 13.3 | 19.8 | 20.9 | 22.2 | 20.3 | 21.7 | 12.7 | 13.6 | 15.3 | 21.3 | 22 | 23.2 | 10.4 | 10 | 9.6 | 9.7 | 18.6 | 17.7 | 11.1 | 8.9 | 6.8 | 16.1 | 17.6 | 10.7 | 12.6 | 14.5 | 15 |
In December 2023, the highest daytime temperature in Alta was 0.5°C.
While the minimum temperature at night dropped to -22.6°C.
The average nighttime and daytime temperatures during December in Alta are -13.2°C and -7.3°C respectively.
The precipitation sum in December is about 21 mm.