Average annual temperature is 12.2 °C
Absolute maximum temperature: 33.1 °C
Absolute minimum temperature: -9.9 °C
Number of sunny days: 172 days
Number of rainy days: 188 days
Number of snow days: 5 days
Look at detailed online map of Holly Brook
* Weather data for Holly Brook 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) | 17.6 | 21.4 | 24.2 | 26.2 | 26.1 | 29.6 | 33.1 | 32.3 | 31.8 | 25.5 | 22.8 | 17.0 |
| Average daytime temperature (°C) | 9.3 | 12.6 | 12.8 | 19.3 | 20.4 | 23.9 | 28.7 | 27.5 | 24.5 | 19.3 | 13.0 | 9.7 |
| Average temperature (°C) | 3.9 | 6.3 | 6.2 | 12.0 | 14.7 | 17.9 | 22.3 | 21.4 | 18.0 | 12.8 | 6.2 | 3.9 |
| Average night temperature (°C) | 0.5 | 1.7 | 1.2 | 5.9 | 9.9 | 12.9 | 17.0 | 16.7 | 13.3 | 7.9 | 1.5 | 0.0 |
| Absolute minimum temperature (°C) | -8.0 | -9.9 | -9.3 | -1.8 | 2.7 | 6.8 | 13.1 | 11.8 | 9.5 | 1.8 | -7.8 | -6.1 |
| 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 | 14.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.4 | 13.6 | 12.4 | 11.2 | 10.2 | 9.7 |
| 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) | 5.2 | 6.7 | 7.7 | 9.5 | 10.0 | 10.7 | 12.1 | 10.5 | 9.7 | 8.7 | 7.7 | 5.8 |
| Precipitation (mm) | 71 | 90 | 65 | 111 | 76 | 115 | 101 | 76 | 66 | 22 | 45 | 73 |
| Sunny days | 15 | 14 | 16 | 16 | 11 | 12 | 7 | 10 | 15 | 19 | 22 | 15 |
| Rainy days | 15 | 13 | 15 | 14 | 20 | 18 | 24 | 21 | 15 | 12 | 7 | 14 |
| Snow days | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2 |
The best time to visit Holly Brook during the most sunny months:
The largest precipitation sum in Holly Brook is at