Average annual temperature is 14.4 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: -7.9 °C
Number of sunny days: 167 days
Number of rainy days: 197 days
Number of snow days: 1 day
Look at detailed online map of Grimsley
* Weather data for Grimsley 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) | 19.3 | 24.3 | 23.7 | 26.4 | 27.0 | 32.3 | 33.9 | 34.3 | 31.2 | 28.3 | 24.7 | 16.8 |
| Average daytime temperature (°C) | 10.8 | 14.3 | 14.8 | 19.1 | 23.5 | 26.9 | 29.3 | 28.7 | 26.4 | 20.9 | 15.2 | 11.2 |
| Average temperature (°C) | 6.1 | 8.5 | 8.7 | 13.1 | 17.4 | 20.7 | 23.8 | 23.2 | 20.5 | 15.2 | 9.2 | 6.0 |
| Average night temperature (°C) | 2.7 | 4.5 | 4.0 | 8.2 | 12.6 | 15.6 | 19.6 | 19.0 | 15.7 | 10.7 | 5.1 | 2.4 |
| Absolute minimum temperature (°C) | -5.6 | -6.6 | -7.9 | 0.8 | 5.4 | 10.8 | 15.7 | 13.0 | 12.1 | 3.4 | -5.6 | -6.6 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.9 | 5.9 | 8.2 | 9.1 | 10.9 | 11.0 | 10.9 | 10.1 | 10.5 | 7.9 | 7.7 | 6.4 |
| Precipitation (mm) | 142 | 113 | 126 | 84 | 117 | 126 | 130 | 114 | 50 | 28 | 52 | 78 |
| Sunny days | 10 | 13 | 19 | 15 | 9 | 11 | 6 | 13 | 13 | 20 | 21 | 17 |
| Rainy days | 20 | 15 | 12 | 15 | 22 | 19 | 25 | 18 | 17 | 11 | 9 | 14 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Grimsley during the most sunny months:
The largest precipitation sum in Grimsley is at