Average temperature in January is -5.9 °C
Average daytime temperature is 0.4 °C
Average night temperature is -11 °C
Absolute maximum temperature: 11.3 °C
Absolute minimum temperature: -25.8 °C
Number of sunny days: 14
Number of rainy days: 3
Number of snow days: 14
Precipitation sum: 30 mm
* Weather data for Arvada 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 | 0.7 | -2.3 | -4.2 | -1.7 | -1.2 | 1.8 | 3.8 | 6.3 | 6.2 | 8.6 | 3.5 | 2.9 | 6 | 11.3 | 10.4 | 6.8 | 5.3 | -1.4 | -3.1 | -4.5 | -3.9 | -1.5 | -3.5 | -2.9 | -3.5 | -1.6 | 3.8 | 0.9 | -5.4 | -17.9 | -7.7 |
| Apparent max temperature | -3.2 | -5.3 | -8.4 | -6.3 | -4.6 | -1.2 | -0.2 | 2.4 | 3.2 | 5.1 | -0.3 | -1.3 | 3 | 8.5 | 7.4 | 2.6 | 1.8 | -5.2 | -7.3 | -8 | -7.7 | -5.4 | -7.2 | -6.7 | -7.6 | -7.9 | 0.6 | -3.3 | -10.5 | -23.2 | -11.6 |
| Mean temperature | -3.8 | -3 | -6.5 | -7.8 | -9.7 | -6.2 | -2.8 | -5.4 | -3.3 | -0.1 | -0.9 | -3.5 | -2.4 | 0.2 | 0.7 | -1.1 | -2.6 | -3.1 | -8.4 | -8.8 | -7.5 | -7 | -6.9 | -6.6 | -7.8 | -8.1 | -2.3 | -5.1 | -13.7 | -22.6 | -15.7 |
| Apparent mean temperature | -13.4 | -7.9 | -15.3 | -17.4 | -22 | -18.6 | -12.8 | -19 | -15.7 | -10.4 | -9.9 | -14.1 | -14.4 | -10.2 | -9.6 | -13.2 | -13.2 | -9.5 | -18.8 | -16 | -17.8 | -18.1 | -15.9 | -14.9 | -19.3 | -19.1 | -14.1 | -15.9 | -23.2 | -31.7 | -24.8 |
| Minimum temperature | -8.6 | -3.8 | -11 | -11.7 | -16.4 | -13.3 | -8.2 | -13.3 | -11 | -5.7 | -5 | -9.2 | -9.2 | -5.5 | -5.3 | -8.4 | -9 | -4.4 | -13.3 | -11.7 | -13.3 | -12.9 | -10.8 | -10.4 | -13.9 | -13.4 | -8.9 | -10.6 | -17.4 | -25.8 | -19.6 |
| Apparent min temperature | -8 | -6.7 | -10.7 | -12.7 | -14.4 | -10.5 | -6.7 | -10 | -7.8 | -4.2 | -5.1 | -7.6 | -6.8 | -3.8 | -2.9 | -5.5 | -6.6 | -7.8 | -13.1 | -12.9 | -11.7 | -11.8 | -11.2 | -11.1 | -12.3 | -13.7 | -7.3 | -9.5 | -19.1 | -28 | -20.9 |
| 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) | 9.4 | 9.4 | 9.4 | 9.4 | 9.5 | 9.5 | 9.5 | 9.5 | 9.5 | 9.5 | 9.6 | 9.6 | 9.6 | 9.6 | 9.7 | 9.7 | 9.7 | 9.7 | 9.8 | 9.8 | 9.8 | 9.8 | 9.9 | 9.9 | 9.9 | 10 | 10 | 10 | 10.1 | 10.1 | 10.1 |
| Sunshine duration (h) | 7 | 0 | 7 | 8 | 5.2 | 5.9 | 8 | 6.1 | 7 | 8 | 1.6 | 8 | 8.4 | 7.2 | 2 | 7.4 | 7.6 | 0 | 8.1 | 0.6 | 5.4 | 8.1 | 6.4 | 7.7 | 6 | 8.2 | 7.1 | 8.8 | 8 | 6.9 | 8.4 |
| Precipitation (mm) | 0 | 2.1 | 1.8 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2.7 | 0 | 0 | 0 | 0 | 0.5 | 0 | 15.7 | 0.7 | 0.1 | 0.3 | 0.4 | 0.3 | 0.2 | 0.5 | 0.1 | 0 | 0 | 1.2 | 0.1 | 1.9 |
| Precipitation hours | 0 | 12 | 6 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 2 | 0 | 24 | 2 | 1 | 3 | 3 | 3 | 2 | 5 | 1 | 0 | 0 | 11 | 1 | 9 |
| Wind speed (m/s) | 12.1 | 13.6 | 13.3 | 14.6 | 11.8 | 12.4 | 11.4 | 14 | 16.9 | 13.7 | 16.4 | 13.7 | 13 | 11 | 11.4 | 17.7 | 14.8 | 22 | 13.1 | 8.8 | 10.6 | 16.9 | 14 | 21.2 | 12.5 | 33.8 | 36.1 | 16.7 | 18.8 | 13 | 15 |
In January 2023, the highest daytime temperature in Arvada was 11.3°C.
While the minimum temperature at night dropped to -25.8°C.
The average nighttime and daytime temperatures during January in Arvada are -11°C and 0.4°C respectively.
The precipitation sum in January is about 30 mm.