Average annual temperature is 13.2 °C
Absolute maximum temperature: 35.7 °C
Absolute minimum temperature: -11.4 °C
Number of sunny days: 181 days
Number of rainy days: 178 days
Number of snow days: 6 days
Look at detailed online map of Glen Rock
* Weather data for Glen Rock 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) | 16.8 | 20.2 | 20.9 | 28.9 | 29.3 | 33.5 | 35.0 | 32.6 | 35.7 | 27.3 | 22.3 | 17.1 |
| Average daytime temperature (°C) | 8.2 | 9.9 | 10.9 | 19.7 | 22.0 | 26.3 | 30.5 | 28.9 | 24.8 | 19.3 | 11.7 | 8.8 |
| Average temperature (°C) | 4.5 | 4.7 | 5.5 | 13.5 | 15.7 | 20.2 | 24.8 | 23.5 | 19.8 | 14.3 | 6.6 | 5.0 |
| Average night temperature (°C) | 1.7 | 0.3 | 0.9 | 8.4 | 9.9 | 15.2 | 20.3 | 19.2 | 15.6 | 10.3 | 2.8 | 2.0 |
| Absolute minimum temperature (°C) | -4.1 | -11.4 | -6.0 | 1.4 | 3.3 | 11.2 | 17.5 | 15.2 | 9.9 | 3.3 | -5.9 | -3.7 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 14.9 | 14.7 | 13.7 | 12.5 | 11.2 | 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) | 4.9 | 6.9 | 7.5 | 9.3 | 11.3 | 10.7 | 11.9 | 10.8 | 8.4 | 8.6 | 7.7 | 4.6 |
| Precipitation (mm) | 89 | 44 | 63 | 114 | 24 | 105 | 89 | 51 | 159 | 47 | 65 | 142 |
| Sunny days | 11 | 17 | 14 | 16 | 18 | 13 | 7 | 12 | 14 | 20 | 23 | 16 |
| Rainy days | 20 | 9 | 15 | 14 | 13 | 17 | 24 | 19 | 16 | 11 | 7 | 13 |
| Snow days | 0 | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Glen Rock during the most sunny months:
The largest precipitation sum in Glen Rock is at