Average annual temperature is 9.9 °C
Absolute maximum temperature: 32.8 °C
Absolute minimum temperature: -20.8 °C
Number of sunny days: 129 days
Number of rainy days: 207 days
Number of snow days: 29 days
Look at detailed online map of Glen Grove
* Weather data for Glen Grove 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) | 13.6 | 16.9 | 14.4 | 27.6 | 28.7 | 30.5 | 32.8 | 28.9 | 31.1 | 27.4 | 15.4 | 11.6 |
| Average daytime temperature (°C) | 3.8 | 6.3 | 5.9 | 16.2 | 19.4 | 23.2 | 27.4 | 24.1 | 22.0 | 15.8 | 8.0 | 6.1 |
| Average temperature (°C) | 0.5 | 0.0 | 1.0 | 9.5 | 12.8 | 17.9 | 22.0 | 19.4 | 17.0 | 11.8 | 3.6 | 2.8 |
| Average night temperature (°C) | -1.9 | -4.4 | -2.5 | 4.5 | 7.1 | 13.4 | 17.7 | 15.8 | 13.2 | 8.7 | 0.6 | 0.3 |
| Absolute minimum temperature (°C) | -8.0 | -20.8 | -9.5 | -4.5 | 1.4 | 9.1 | 15.1 | 11.7 | 7.8 | 0.5 | -6.0 | -6.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 2.9 | 6.0 | 5.7 | 8.4 | 11.7 | 10.6 | 11.5 | 10.0 | 8.9 | 5.7 | 5.7 | 2.7 |
| Precipitation (mm) | 105 | 57 | 85 | 99 | 37 | 96 | 113 | 115 | 45 | 77 | 47 | 108 |
| Sunny days | 7 | 12 | 8 | 13 | 21 | 13 | 6 | 6 | 15 | 9 | 10 | 9 |
| Rainy days | 17 | 11 | 15 | 17 | 10 | 17 | 25 | 25 | 15 | 22 | 15 | 18 |
| Snow days | 7 | 5 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 4 |
The best time to visit Glen Grove during the most sunny months:
The largest precipitation sum in Glen Grove is at