Average temperature in December is 6.1 °C
Average daytime temperature is 13.6 °C
Average night temperature is 0.4 °C
Absolute maximum temperature: 21.4 °C
Absolute minimum temperature: -5.3 °C
Number of sunny days: 24
Number of rainy days: 7
Number of snow days:
Precipitation sum: 45 mm
* Weather data for Portales United States 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 | 13.6 | 11.3 | 15.4 | 16.2 | 14.7 | 18.5 | 21.4 | 18.9 | 13.4 | 11 | 13.5 | 12 | 9.6 | 8 | 12.7 | 13.4 | 16.2 | 12.5 | 15.9 | 17.1 | 16.5 | 17.8 | 15.7 | 13 | 7.2 | 7.8 | 10.7 | 9.6 | 13.2 | 14.6 | 11.7 |
| Apparent max temperature | 7.7 | 5.4 | 7.9 | 10.9 | 12.3 | 13.4 | 14 | 11.6 | 7.6 | 3.4 | 8.8 | 7.3 | 7.1 | 3.6 | 8.2 | 8.7 | 13.9 | 8.2 | 11.7 | 14.8 | 11.9 | 14.6 | 12.3 | 9.3 | 3.4 | 2.5 | 6 | 5.3 | 8.8 | 9.4 | 8.2 |
| Mean temperature | 5.3 | 6.6 | 8.2 | 7.2 | 7.3 | 7.9 | 11.8 | 13.3 | 5.7 | 1.6 | 6.2 | 5.3 | 8.1 | 5.3 | 4.5 | 4.1 | 6.4 | 6 | 7.2 | 8.9 | 9.3 | 7.8 | 10.3 | 7.3 | 0.3 | 1 | 2.2 | 2.2 | 2.2 | 4.7 | 5.4 |
| Apparent mean temperature | -4.7 | -2.6 | -2 | -5 | -3.2 | -4.5 | 1.4 | 2.3 | -5.2 | -8.7 | -6.4 | -5.1 | 2.8 | -1.4 | -4.2 | -7 | -3.6 | -5.6 | -2 | -0.4 | 0.8 | -4.1 | 3.5 | -0.4 | -9 | -8.7 | -7.8 | -7.7 | -8.1 | -6.6 | -5.8 |
| Minimum temperature | -0.3 | 2.9 | 4.1 | -0.5 | 0.5 | -0.2 | 5.3 | 7.9 | 0.3 | -4.4 | -2.2 | -1.3 | 5.9 | 3.4 | -0.3 | -3.2 | 0.6 | -1.1 | 2 | 2.8 | 3.7 | -0.5 | 6 | 4.4 | -5.3 | -3.4 | -3.4 | -3.7 | -3.6 | -1.8 | -1.7 |
| Apparent min temperature | 0.9 | 0.6 | 1 | 2.2 | 3.7 | 3.8 | 6.8 | 7.2 | -0.3 | -3.9 | 1.1 | 1 | 5 | 0.9 | 1.1 | -0.1 | 2.7 | 2 | 3.5 | 5.7 | 6.4 | 4.8 | 7.6 | 2.7 | -3.8 | -4.1 | -2.2 | -1.8 | -2.3 | 0.1 | 1.3 |
| 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) | 10 | 10 | 10 | 10 | 10 | 10 | 10 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 | 9.9 |
| Sunshine duration (h) | 9 | 9 | 9.1 | 9 | 9 | 9 | 8.9 | 8.8 | 8.1 | 8.9 | 8.9 | 6.6 | 0 | 0 | 8.3 | 8.9 | 8.9 | 8.9 | 7.8 | 7 | 8.7 | 8.9 | 4.6 | 7.5 | 8.6 | 8.9 | 8.9 | 8.9 | 9 | 9 | 8.4 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.3 | 20.6 | 13.6 | 5.9 | 0 | 0 | 0 | 0 | 0 | 0.1 | 0 | 4.3 | 0.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Precipitation hours | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 16 | 19 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Wind speed (m/s) | 26.9 | 42.4 | 40 | 24.2 | 11.9 | 18.2 | 32.7 | 39.6 | 27.4 | 31.8 | 21.2 | 18 | 24.7 | 29.6 | 18.6 | 22.7 | 13.9 | 15.3 | 16.9 | 12.4 | 23.6 | 16.6 | 31.9 | 23.6 | 15.5 | 22.6 | 14.4 | 12.6 | 17 | 19.3 | 12.3 |
In December 2023, the highest daytime temperature in Portales was 21.4°C.
While the minimum temperature at night dropped to -5.3°C.
The average nighttime and daytime temperatures during December in Portales are 0.4°C and 13.6°C respectively.
The precipitation sum in December is about 45 mm.