Average annual temperature is 9.5 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: -24.4 °C
Number of sunny days: 203 days
Number of rainy days: 122 days
Number of snow days: 40 days
Look at detailed online map of Grover
* Weather data for Grover United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 10.0 | 14.0 | 18.7 | 26.4 | 25.5 | 31.9 | 35.4 | 35.9 | 34.5 | 28.6 | 21.0 | 16.6 |
| Average daytime temperature (°C) | 0.3 | 6.2 | 7.9 | 15.6 | 20.8 | 23.8 | 29.7 | 29.5 | 26.6 | 18.2 | 12.2 | 7.7 |
| Average temperature (°C) | -4.0 | -1.8 | 0.5 | 7.0 | 14.3 | 17.5 | 22.0 | 22.2 | 19.0 | 10.6 | 4.8 | 1.6 |
| Average night temperature (°C) | -7.8 | -7.1 | -4.8 | 0.4 | 8.3 | 11.9 | 15.2 | 15.6 | 12.2 | 4.4 | -0.5 | -2.7 |
| Absolute minimum temperature (°C) | -24.4 | -24.1 | -15.3 | -9.8 | 3.0 | 8.9 | 11.7 | 10.3 | 7.5 | -8.2 | -10.2 | -7.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.2 | 8.6 | 9.1 | 9.9 | 10.6 | 11.7 | 12.2 | 11.9 | 10.8 | 8.9 | 7.7 | 7.1 |
| Precipitation (mm) | 40 | 11 | 17 | 31 | 121 | 92 | 79 | 18 | 15 | 26 | 10 | 12 |
| Sunny days | 15 | 20 | 17 | 17 | 12 | 4 | 10 | 17 | 21 | 23 | 24 | 23 |
| Rainy days | 2 | 1 | 7 | 10 | 19 | 26 | 21 | 14 | 9 | 6 | 5 | 2 |
| Snow days | 14 | 7 | 7 | 3 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 6 |
The best time to visit Grover during the most sunny months:
The largest precipitation sum in Grover is at