Average temperature in May is 16.8 °C
Average daytime temperature is 23 °C
Average night temperature is 10.9 °C
Absolute maximum temperature: 31.8 °C
Absolute minimum temperature: 0.9 °C
Number of sunny days: 21
Number of rainy days: 10
Number of snow days:
Precipitation sum: 33 mm
* Weather data for Willmar United States is based on climate observations for 2023 year
| May (°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 | 11.5 | 13.2 | 19.3 | 21.3 | 21.6 | 18.9 | 21.8 | 20.6 | 22 | 24.4 | 23.2 | 22.6 | 19.4 | 19.2 | 22 | 26.4 | 25 | 22.6 | 15.4 | 20.1 | 26.1 | 27.2 | 27.8 | 26.3 | 25.5 | 26.3 | 26.5 | 27.2 | 28.3 | 30.7 | 31.8 |
| Apparent max temperature | 4.9 | 7.8 | 17.5 | 21 | 21 | 16.7 | 21.9 | 19.7 | 20.8 | 22.7 | 23.3 | 22.6 | 17.7 | 16.9 | 21.6 | 25.1 | 24.5 | 21 | 11.8 | 18.7 | 26.6 | 25.5 | 27.4 | 26.1 | 23.1 | 23.3 | 22.7 | 23.7 | 25 | 31.3 | 31.9 |
| Mean temperature | 7 | 7.6 | 9.8 | 14.1 | 13.7 | 15 | 14.8 | 13.6 | 15 | 17.7 | 19.3 | 19.1 | 16.7 | 13.5 | 14.4 | 18.2 | 18.1 | 18.5 | 10.6 | 12.8 | 16.9 | 20.9 | 21.6 | 20.2 | 18.7 | 20.4 | 20.5 | 21.4 | 22.7 | 24.2 | 24.6 |
| Apparent mean temperature | -3.2 | -3.5 | -3.1 | 2.9 | 2.7 | 8.3 | 6 | 3.8 | 7.5 | 11 | 13.9 | 15.4 | 11.8 | 5.7 | 3.8 | 8.2 | 8 | 11.9 | 2.4 | 4.5 | 5.9 | 12.7 | 12.8 | 9.9 | 9.3 | 10.1 | 9.6 | 11.1 | 13.1 | 18 | 18.5 |
| Minimum temperature | 2.4 | 2 | 0.9 | 6.2 | 6.5 | 11 | 8.6 | 6.5 | 9.3 | 12.6 | 14.8 | 15.6 | 15.1 | 10.3 | 6.3 | 11.2 | 10.9 | 13.7 | 7.3 | 7 | 8.4 | 14.7 | 15.1 | 12.9 | 13.6 | 14.3 | 13.5 | 14.3 | 16.6 | 19.4 | 18.1 |
| Apparent min temperature | 1 | 1.8 | 6.8 | 12 | 11.2 | 12.6 | 13.7 | 12.1 | 13.8 | 16.8 | 19 | 19 | 13.7 | 9.9 | 13.1 | 16.2 | 16.5 | 16.1 | 5.9 | 10.9 | 15.6 | 18.8 | 19.7 | 18.4 | 15 | 16.7 | 16.5 | 17.8 | 19.2 | 22.6 | 24.5 |
| May | 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) | 14.3 | 14.3 | 14.4 | 14.4 | 14.4 | 14.5 | 14.5 | 14.6 | 14.6 | 14.7 | 14.7 | 14.7 | 14.8 | 14.8 | 14.9 | 14.9 | 14.9 | 15 | 15 | 15 | 15.1 | 15.1 | 15.1 | 15.2 | 15.2 | 15.2 | 15.3 | 15.3 | 15.3 | 15.3 | 15.4 |
| Sunshine duration (h) | 12.5 | 13.2 | 13.2 | 13 | 13.1 | 4.7 | 9.3 | 13.5 | 12.5 | 10.7 | 6.3 | 4.2 | 1 | 7.3 | 13.6 | 13.7 | 13.7 | 11.5 | 7.3 | 13.8 | 13.8 | 13.4 | 13.9 | 13.9 | 13.8 | 14 | 14.1 | 14.1 | 13.7 | 13.7 | 12.3 |
| Precipitation (mm) | 0 | 0 | 0 | 0 | 0 | 1.8 | 0.7 | 0 | 3.4 | 0.7 | 1.5 | 11.6 | 2.1 | 7.8 | 0 | 0 | 0 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2.8 |
| Precipitation hours | 0 | 0 | 0 | 0 | 0 | 7 | 2 | 0 | 2 | 1 | 5 | 8 | 10 | 13 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
| Wind speed (m/s) | 36.1 | 29.3 | 20.4 | 11.4 | 17.3 | 26.4 | 23 | 17.7 | 19.7 | 18.8 | 19.3 | 23.4 | 31.1 | 31.7 | 11.5 | 19.9 | 19.2 | 27.4 | 25.8 | 15.3 | 12.1 | 20.7 | 19.8 | 24.5 | 25.7 | 22.7 | 24.2 | 22.2 | 29.4 | 27.6 | 25.3 |
In May 2023, the highest daytime temperature in Willmar was 31.8°C.
While the minimum temperature at night dropped to 0.9°C.
The average nighttime and daytime temperatures during May in Willmar are 10.9°C and 23°C respectively.
The precipitation sum in May is about 33 mm.