Average annual temperature is 11.7 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: -12.6 °C
Number of sunny days: 167 days
Number of rainy days: 191 days
Number of snow days: 7 days
Look at detailed online map of Grimesville
* Weather data for Grimesville 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) | 13.1 | 18.6 | 16.9 | 29.3 | 31.3 | 33.2 | 35.0 | 32.3 | 33.5 | 27.8 | 18.8 | 13.9 |
| Average daytime temperature (°C) | 6.1 | 8.5 | 9.1 | 18.5 | 22.2 | 25.9 | 30.5 | 27.5 | 24.3 | 18.4 | 10.3 | 7.5 |
| Average temperature (°C) | 2.4 | 2.2 | 3.3 | 11.6 | 14.9 | 19.6 | 23.9 | 21.6 | 18.6 | 13.2 | 4.9 | 3.6 |
| Average night temperature (°C) | -0.6 | -2.3 | -1.1 | 5.7 | 7.9 | 14.0 | 18.5 | 16.7 | 13.9 | 9.1 | 0.6 | 0.6 |
| Absolute minimum temperature (°C) | -7.9 | -12.6 | -8.9 | -1.3 | 1.7 | 8.7 | 14.3 | 12.6 | 8.1 | 1.4 | -5.3 | -4.1 |
| 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) | 3.9 | 6.7 | 6.8 | 8.6 | 11.5 | 11.1 | 11.4 | 10.3 | 8.7 | 7.2 | 7.2 | 3.6 |
| Precipitation (mm) | 97 | 47 | 88 | 97 | 26 | 110 | 108 | 182 | 93 | 76 | 45 | 114 |
| Sunny days | 12 | 14 | 11 | 14 | 20 | 10 | 7 | 10 | 16 | 18 | 20 | 15 |
| Rainy days | 19 | 12 | 18 | 16 | 11 | 20 | 24 | 21 | 14 | 13 | 9 | 14 |
| Snow days | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Grimesville during the most sunny months:
The largest precipitation sum in Grimesville is at