Average temperature in January is -0.7 °C
Average daytime temperature is 4.1 °C
Average night temperature is -4.1 °C
Absolute maximum temperature: 9.8 °C
Absolute minimum temperature: -11.1 °C
Number of sunny days: 14
Number of rainy days: 12
Number of snow days: 5
Precipitation sum: 50 mm
* Weather data for Alturas United States 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 | 3.5 | 1.2 | 2.4 | 4.4 | 5.9 | 5.1 | 5.8 | 5.7 | 5.5 | 5.4 | 3.4 | 9.8 | 9.6 | 6.1 | 4.4 | 2.5 | 1.8 | 1.8 | 0.7 | 1 | 3.3 | 1.8 | 2.7 | 5.4 | 6.1 | 6.1 | 5.9 | 5.7 | 3 | -1.9 | 4 |
| Apparent max temperature | 0.4 | -4.6 | -1.8 | -0.7 | 0.4 | 1 | -0.8 | 0.7 | 0.9 | 1.1 | -0.7 | 5.1 | 4.6 | 1.3 | -0.2 | -1.1 | -2.8 | -3.2 | -3.6 | -2.8 | -0.9 | -3 | -2 | 1.8 | 1.9 | 2.7 | 1.8 | -0.3 | -0.4 | -8.6 | -1.3 |
| Mean temperature | -0.6 | -3.9 | -1.6 | 1.1 | 4 | 1.4 | 3.1 | 3.7 | 2.8 | 1.3 | 0.8 | 4.8 | 5.1 | 4.1 | 0.3 | -1.2 | -2.8 | -2.6 | -2.2 | -5.8 | -4.8 | -3.2 | -4.3 | -3.2 | -1.7 | -2.2 | 1.3 | -1.1 | -3 | -7.5 | -5 |
| Apparent mean temperature | -8.5 | -12.2 | -9.2 | -4.9 | -2.9 | -5.2 | -3.7 | -4.1 | -4.9 | -7 | -5.9 | -2.8 | -1.2 | -2.5 | -7.3 | -8.3 | -10.6 | -10 | -10.3 | -15.6 | -15 | -13.7 | -13.3 | -11.9 | -11.3 | -11.7 | -6.2 | -7.5 | -12.8 | -16.9 | -14.4 |
| Minimum temperature | -3.4 | -7.6 | -4.9 | -0.9 | 2.4 | -1.8 | 1.7 | 1.7 | -0.4 | -3 | -1.4 | 2.2 | 2.5 | 2 | -3.1 | -4.2 | -6.5 | -5.6 | -5.5 | -11 | -10.3 | -8.8 | -7.7 | -7.5 | -6.8 | -7 | -2.5 | -3.6 | -5.7 | -11.1 | -9.6 |
| Apparent min temperature | -5.5 | -8.6 | -5.7 | -2.9 | -1 | -2.1 | -2.5 | -1.8 | -1.8 | -3.3 | -4 | 0 | 0.8 | -1.2 | -3.8 | -5.3 | -7.1 | -6.9 | -7 | -10.3 | -9.4 | -8.1 | -9.3 | -7.3 | -5.8 | -6.2 | -2.5 | -4.7 | -8.5 | -13.7 | -10.1 |
| 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) | 9.2 | 9.2 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.3 | 9.4 | 9.4 | 9.4 | 9.4 | 9.5 | 9.5 | 9.5 | 9.5 | 9.6 | 9.6 | 9.6 | 9.6 | 9.7 | 9.7 | 9.7 | 9.8 | 9.8 | 9.8 | 9.9 | 9.9 | 9.9 | 10 | 10 |
| Sunshine duration (h) | 7 | 6.9 | 6.9 | 0 | 3.9 | 4.7 | 3.6 | 6 | 3.8 | 7 | 1.1 | 2.4 | 5.3 | 2.5 | 7.4 | 5.6 | 6.4 | 3.5 | 7 | 8.5 | 8.6 | 8.6 | 8.6 | 8.7 | 8.7 | 8.7 | 6.7 | 5.3 | 8.9 | 9 | 9 |
| Precipitation (mm) | 0 | 0 | 2.8 | 1.5 | 8.9 | 0.6 | 0 | 6.3 | 10.6 | 2.3 | 2.3 | 0.1 | 0.6 | 3.3 | 2.6 | 0.6 | 0 | 0 | 6.3 | 0 | 0 | 0.1 | 0 | 0 | 0 | 0 | 0 | 0.1 | 1.5 | 0 | 0 |
| Precipitation hours | 0 | 0 | 7 | 8 | 16 | 2 | 0 | 9 | 12 | 5 | 6 | 1 | 2 | 12 | 5 | 1 | 0 | 0 | 10 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 6 | 0 | 0 |
| Wind speed (m/s) | 18.3 | 19.2 | 17.3 | 21.9 | 28.6 | 20.6 | 35.3 | 30.2 | 20.9 | 31.1 | 22.4 | 23.1 | 27.6 | 37 | 17.9 | 17.1 | 13.4 | 17.9 | 19.8 | 13.6 | 12.7 | 17.7 | 17.4 | 14.7 | 12.4 | 11.6 | 25.8 | 23.8 | 27.5 | 25.5 | 17.3 |
In January 2023, the highest daytime temperature in Alturas was 9.8°C.
While the minimum temperature at night dropped to -11.1°C.
The average nighttime and daytime temperatures during January in Alturas are -4.1°C and 4.1°C respectively.
The precipitation sum in January is about 50 mm.