Average temperature in December is -4.7 °C
Average daytime temperature is -2.1 °C
Average night temperature is -7.8 °C
Absolute maximum temperature: 8.8 °C
Absolute minimum temperature: -15.2 °C
Number of sunny days: 14
Number of rainy days: 7
Number of snow days: 10
Precipitation sum: 136 mm
* Weather data for Surnadal Norway 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 | -4.4 | -6.8 | -11.5 | -6.1 | -8.8 | -4.3 | -5.8 | -8.6 | -3.9 | -0.6 | -6.3 | -4.7 | -5.9 | 0.2 | 3.7 | 8.8 | 4.6 | 6.6 | 4.3 | -1.9 | -1.4 | 0.1 | -1.3 | -2.3 | -0.4 | 1.1 | -0.1 | -2.7 | -2 | 0.3 | -3.6 |
| Apparent max temperature | -7.7 | -10.5 | -15.5 | -9.8 | -12.9 | -7.9 | -9.7 | -12.9 | -7.8 | -3.8 | -10.1 | -8.3 | -9.9 | -3.4 | 0.5 | 4.7 | 1.6 | 4.1 | -1.7 | -5.4 | -4.5 | -4 | -4.5 | -5.4 | -3.4 | -2.8 | -3.7 | -6.8 | -5.7 | -2.4 | -7.2 |
| Mean temperature | -8.1 | -10.6 | -12.6 | -10.6 | -10.6 | -9.2 | -8 | -9.4 | -5.9 | -3.4 | -8.1 | -8.4 | -7.8 | -5 | 1.4 | 5 | 3.3 | 5 | 0.5 | -4.9 | -3.6 | -2.7 | -2.8 | -5.1 | -1.6 | -2.2 | -3.7 | -4 | -5.6 | -2.3 | -6.1 |
| Apparent mean temperature | -19.5 | -17.6 | -17.8 | -18.6 | -17.3 | -16 | -14.1 | -14.9 | -13.6 | -10.7 | -14.5 | -14.8 | -14.2 | -13 | -5.7 | -1.4 | -1.2 | -1.3 | -10.4 | -11.4 | -10.3 | -12.1 | -11.8 | -13.1 | -6 | -11.2 | -14.3 | -13.5 | -11.6 | -10.5 | -11.9 |
| Minimum temperature | -15.2 | -13 | -13.5 | -14.1 | -12.9 | -11.8 | -9.6 | -10.3 | -9.3 | -6.7 | -10.3 | -10.8 | -9.8 | -8.8 | -2.3 | 3.2 | 2.3 | 2.9 | -6.2 | -7.3 | -5.9 | -8 | -7.6 | -8.3 | -2.8 | -7.2 | -9.3 | -8.4 | -7.6 | -6.6 | -7.4 |
| Apparent min temperature | -11.7 | -14.8 | -16.9 | -14.7 | -14.9 | -13.3 | -12.2 | -13.9 | -10.1 | -7.1 | -12.1 | -12.4 | -11.9 | -9.1 | -1.6 | 1.4 | 0.5 | 1.7 | -4.1 | -9 | -7.4 | -6.8 | -6.3 | -9.1 | -4.8 | -6 | -7.5 | -8.6 | -9.6 | -5.5 | -10.3 |
| 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) | 5.5 | 5.5 | 5.4 | 5.3 | 5.3 | 5.2 | 5.2 | 5.1 | 5.1 | 5 | 5 | 4.9 | 4.9 | 4.9 | 4.8 | 4.8 | 4.8 | 4.8 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.7 | 4.8 | 4.8 | 4.8 | 4.8 | 4.8 | 4.9 | 4.9 |
| Sunshine duration (h) | 1.4 | 1.7 | 2.1 | 0.6 | 1.5 | 0.1 | 1.2 | 0.8 | 1 | 0 | 0.9 | 0.2 | 1.5 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.2 | 0 | 0.5 | 0 | 4.9 |
| Precipitation (mm) | 0.3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.3 | 17.4 | 33.6 | 20.7 | 7.3 | 17.6 | 1.8 | 2 | 8.4 | 2.9 | 1 | 6.7 | 6.8 | 7.8 | 0.4 | 0 | 1.1 | 0 |
| Precipitation hours | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 16 | 23 | 18 | 11 | 19 | 4 | 12 | 9 | 13 | 8 | 22 | 12 | 17 | 4 | 0 | 10 | 0 |
| Wind speed (m/s) | 4 | 7.1 | 6.9 | 6.4 | 6.4 | 5.8 | 7.7 | 7.6 | 9.3 | 5.4 | 5.5 | 6.2 | 7.1 | 8.4 | 8.2 | 22.9 | 18.7 | 23 | 31.2 | 10.1 | 8.6 | 18.3 | 8 | 10.4 | 6.5 | 16 | 11.4 | 16.6 | 7 | 4.8 | 8.4 |
In December 2023, the highest daytime temperature in Surnadal was 8.8°C.
While the minimum temperature at night dropped to -15.2°C.
The average nighttime and daytime temperatures during December in Surnadal are -7.8°C and -2.1°C respectively.
The precipitation sum in December is about 136 mm.