Average temperature in January is -8.4 °C
Average daytime temperature is -5.4 °C
Average night temperature is -11.4 °C
Absolute maximum temperature: 1.5 °C
Absolute minimum temperature: -26.9 °C
Number of sunny days: 19
Number of rainy days: 4
Number of snow days: 8
Precipitation sum: 38 mm
* Weather data for Willmar 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 | -1.6 | -5 | -3 | -1.1 | -2.8 | -8 | -11 | -8.7 | -4.5 | -3.8 | -3.9 | -4.5 | -11.1 | -0.3 | 0.8 | 1.5 | 0.6 | -0.9 | -1.5 | -3 | -4.2 | -8.1 | 0 | -1.6 | -4.8 | -9.3 | 1 | -13.2 | -17.6 | -19.2 | -13.6 |
| Apparent max temperature | -5.6 | -8.4 | -10 | -7.1 | -9.2 | -12.5 | -15.9 | -13.6 | -8.9 | -6.9 | -8.1 | -10.6 | -16.8 | -6.7 | -4.6 | -3.1 | -3.7 | -6.2 | -7.7 | -9 | -8.2 | -12.5 | -6.4 | -7.5 | -10.4 | -15.3 | -6 | -20 | -24.5 | -25.8 | -19.1 |
| Mean temperature | -3.8 | -7.1 | -5.7 | -2 | -5.9 | -8.8 | -12.9 | -13 | -10.4 | -7 | -5.4 | -7 | -14.1 | -7.3 | -0.3 | 0.2 | -0.7 | -3.7 | -2.4 | -5.6 | -6.3 | -9.4 | -6.1 | -7.7 | -6.6 | -14.4 | -5.7 | -16.5 | -20.3 | -22.2 | -21.3 |
| Apparent mean temperature | -10.9 | -16.3 | -13.2 | -10.5 | -16.3 | -15.5 | -20.5 | -21.6 | -18.7 | -16.3 | -11.1 | -16.4 | -22.8 | -19 | -8.5 | -7.2 | -10.1 | -10.8 | -9 | -15 | -13 | -16.6 | -15.6 | -18.3 | -17.2 | -25.4 | -18.5 | -25.5 | -30 | -32.9 | -30.9 |
| Minimum temperature | -6.2 | -11.4 | -7.5 | -3.2 | -9.6 | -9.6 | -15.4 | -15.8 | -13.8 | -11.1 | -6.5 | -9 | -17.6 | -12.8 | -1.4 | -1.8 | -3.6 | -6.3 | -3 | -8.8 | -8.2 | -11.9 | -9.9 | -13.7 | -10.3 | -19.2 | -10.2 | -19.3 | -23.8 | -26.9 | -24.9 |
| Apparent min temperature | -8.4 | -11.3 | -11.7 | -8.2 | -11.8 | -14 | -17.8 | -18.5 | -15.5 | -11.6 | -9.8 | -14.1 | -19.4 | -14.2 | -6.6 | -4.9 | -6.4 | -8.6 | -8.2 | -11.4 | -11 | -13.7 | -11.8 | -13.1 | -12.4 | -20.9 | -14.1 | -22.6 | -26.8 | -28.5 | -27.4 |
| 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) | 8.8 | 8.8 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 9 | 9 | 9 | 9 | 9.1 | 9.1 | 9.1 | 9.1 | 9.2 | 9.2 | 9.2 | 9.3 | 9.3 | 9.3 | 9.4 | 9.4 | 9.4 | 9.5 | 9.5 | 9.6 | 9.6 | 9.7 | 9.7 | 9.7 |
| Sunshine duration (h) | 3.9 | 0 | 0 | 0 | 7.5 | 0.6 | 2.3 | 7.8 | 7.3 | 2.4 | 4.4 | 6.6 | 5 | 5.5 | 6.9 | 0 | 0 | 3.4 | 0.1 | 2.7 | 7.5 | 0.7 | 0.2 | 3.6 | 2.8 | 7.1 | 6.1 | 6 | 8.5 | 8.6 | 8.7 |
| Precipitation (mm) | 0 | 0.4 | 13.7 | 7.4 | 2.5 | 0 | 0 | 0 | 0 | 0 | 0.7 | 0 | 0 | 0 | 0 | 2.7 | 2.8 | 0 | 3.8 | 0.5 | 0 | 0 | 0 | 0.2 | 0.4 | 0 | 2.8 | 0 | 0 | 0 | 0 |
| Precipitation hours | 0 | 3 | 11 | 24 | 11 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 0 | 0 | 12 | 15 | 0 | 16 | 5 | 0 | 0 | 0 | 1 | 3 | 0 | 10 | 0 | 0 | 0 | 0 |
| Wind speed (m/s) | 21.4 | 10.9 | 34.3 | 30.8 | 24.7 | 19.1 | 13.8 | 15.9 | 20.2 | 17.8 | 25.1 | 30.7 | 21 | 28.7 | 31.6 | 21.9 | 30 | 23.4 | 27.9 | 23.2 | 14.4 | 10.7 | 30.7 | 23 | 34.2 | 29 | 49 | 21.9 | 21.9 | 22 | 19.6 |
In January 2023, the highest daytime temperature in Willmar was 1.5°C.
While the minimum temperature at night dropped to -26.9°C.
The average nighttime and daytime temperatures during January in Willmar are -11.4°C and -5.4°C respectively.
The precipitation sum in January is about 38 mm.