Average annual temperature is 12.6 °C
Absolute maximum temperature: 32.9 °C
Absolute minimum temperature: -12.2 °C
Number of sunny days: 146 days
Number of rainy days: 209 days
Number of snow days: 10 days
Look at detailed online map of Grindstone
* Weather data for Grindstone 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) | 18.8 | 21.5 | 22.2 | 28.8 | 30.2 | 32.9 | 31.8 | 31.3 | 32.8 | 27.5 | 19.8 | 17.4 |
| Average daytime temperature (°C) | 8.5 | 11.7 | 11.3 | 19.6 | 22.5 | 26.2 | 28.5 | 27.4 | 24.4 | 18.5 | 11.9 | 9.4 |
| Average temperature (°C) | 4.1 | 5.0 | 5.3 | 12.3 | 15.7 | 19.7 | 22.9 | 21.7 | 18.7 | 13.4 | 6.2 | 5.1 |
| Average night temperature (°C) | 0.9 | 0.2 | 0.7 | 6.5 | 9.6 | 14.0 | 18.8 | 17.1 | 14.3 | 9.4 | 2.0 | 2.0 |
| Absolute minimum temperature (°C) | -6.3 | -12.2 | -7.7 | -1.5 | 2.6 | 9.5 | 14.8 | 11.5 | 8.8 | 1.5 | -6.6 | -4.8 |
| 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 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| 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) | 3.0 | 6.5 | 6.4 | 8.5 | 10.3 | 11.2 | 11.0 | 10.5 | 9.0 | 6.7 | 6.8 | 4.3 |
| Precipitation (mm) | 118 | 68 | 98 | 48 | 111 | 165 | 140 | 132 | 49 | 109 | 47 | 70 |
| Sunny days | 8 | 11 | 10 | 16 | 18 | 12 | 5 | 8 | 13 | 15 | 19 | 11 |
| Rainy days | 20 | 14 | 19 | 14 | 13 | 18 | 26 | 23 | 17 | 16 | 10 | 19 |
| Snow days | 3 | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 |
The best time to visit Grindstone during the most sunny months:
The largest precipitation sum in Grindstone is at