Average annual temperature is 16.0 °C
Absolute maximum temperature: 40.7 °C
Absolute minimum temperature: -11.9 °C
Number of sunny days: 264 days
Number of rainy days: 96 days
Number of snow days: 5 days
Look at detailed online map of Grier
* Weather data for Grier 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) | 19.9 | 22.9 | 25.4 | 29.1 | 32.7 | 39.4 | 40.7 | 39.1 | 37.5 | 29.1 | 27.0 | 21.0 |
| Average daytime temperature (°C) | 11.6 | 14.0 | 18.5 | 23.6 | 27.2 | 31.6 | 36.4 | 34.9 | 30.8 | 22.9 | 16.7 | 12.5 |
| Average temperature (°C) | 4.7 | 5.9 | 10.6 | 14.8 | 19.7 | 23.8 | 29.1 | 28.1 | 23.7 | 15.8 | 9.4 | 5.7 |
| Average night temperature (°C) | -0.5 | 0.3 | 4.2 | 7.5 | 13.0 | 16.7 | 21.8 | 21.6 | 17.5 | 10.0 | 4.2 | 0.8 |
| Absolute minimum temperature (°C) | -11.9 | -9.2 | -2.6 | 0.5 | 6.6 | 11.0 | 16.8 | 15.8 | 13.8 | -4.0 | -4.3 | -4.2 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 8.0 | 8.6 | 10.3 | 11.5 | 11.6 | 12.7 | 12.9 | 12.0 | 10.8 | 9.6 | 8.2 | 8.0 |
| Precipitation (mm) | 22 | 7 | 5 | 3 | 39 | 31 | 22 | 17 | 25 | 30 | 3 | 57 |
| Sunny days | 26 | 22 | 23 | 25 | 11 | 22 | 21 | 21 | 19 | 25 | 24 | 25 |
| Rainy days | 4 | 2 | 8 | 5 | 20 | 8 | 10 | 10 | 11 | 6 | 6 | 6 |
| Snow days | 1 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Grier is at