Average annual temperature is 14.3 °C
Absolute maximum temperature: 38.8 °C
Absolute minimum temperature: -8.4 °C
Number of sunny days: 199 days
Number of rainy days: 165 days
Number of snow days: 1 day
Look at detailed online map of Round Hill
* Weather data for Round Hill 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) | 18.6 | 25.1 | 27.1 | 31.3 | 30.6 | 32.1 | 38.8 | 37.2 | 37.5 | 29.1 | 26.3 | 19.7 |
| Average daytime temperature (°C) | 10.2 | 13.2 | 14.3 | 22.8 | 23.3 | 27.8 | 33.0 | 31.3 | 27.3 | 21.8 | 13.9 | 10.8 |
| Average temperature (°C) | 5.3 | 6.9 | 7.6 | 15.0 | 16.8 | 20.8 | 25.6 | 24.4 | 20.9 | 15.1 | 7.3 | 5.1 |
| Average night temperature (°C) | 1.5 | 1.7 | 2.2 | 8.5 | 11.1 | 14.5 | 19.2 | 18.6 | 15.6 | 9.4 | 2.2 | 0.7 |
| Absolute minimum temperature (°C) | -4.3 | -8.4 | -5.3 | 1.2 | 4.6 | 9.5 | 15.2 | 12.8 | 10.2 | 2.5 | -5.9 | -6.3 |
| 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) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 5.4 | 6.7 | 7.8 | 9.5 | 9.9 | 10.9 | 12.0 | 10.9 | 9.4 | 8.8 | 7.8 | 5.9 |
| Precipitation (mm) | 63 | 77 | 64 | 112 | 39 | 108 | 77 | 28 | 93 | 22 | 74 | 119 |
| Sunny days | 12 | 16 | 16 | 20 | 17 | 13 | 10 | 17 | 17 | 21 | 25 | 15 |
| Rainy days | 18 | 12 | 15 | 10 | 14 | 17 | 21 | 14 | 13 | 10 | 5 | 16 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Round Hill during the most sunny months:
The largest precipitation sum in Round Hill is at