Average annual temperature is 11.0 °C
Absolute maximum temperature: 33.3 °C
Absolute minimum temperature: -24.4 °C
Number of sunny days: 164 days
Number of rainy days: 192 days
Number of snow days: 9 days
Look at detailed online map of Round Top
* Weather data for Round Top 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) | 14.5 | 16.4 | 15.5 | 33.2 | 28.7 | 33.0 | 31.4 | 28.8 | 33.3 | 27.9 | 17.8 | 15.6 |
| Average daytime temperature (°C) | 6.1 | 5.7 | 8.3 | 16.8 | 20.9 | 23.8 | 27.9 | 25.1 | 22.6 | 18.3 | 8.9 | 7.9 |
| Average temperature (°C) | 2.3 | 0.7 | 3.1 | 10.4 | 14.3 | 17.9 | 23.0 | 20.4 | 18.0 | 13.3 | 4.1 | 3.4 |
| Average night temperature (°C) | -1.0 | -3.8 | -1.1 | 5.2 | 8.4 | 13.3 | 18.9 | 16.5 | 14.6 | 9.6 | 0.3 | 0.1 |
| Absolute minimum temperature (°C) | -6.7 | -24.4 | -5.5 | -3.3 | 2.1 | 6.4 | 13.6 | 12.4 | 7.2 | 2.4 | -5.4 | -7.0 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 13.0 | 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 | 13.8 | 12.5 | 11.1 | 9.8 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.0 | 6.5 | 7.5 | 8.5 | 11.5 | 9.7 | 10.8 | 9.5 | 7.3 | 7.7 | 7.0 | 5.1 |
| Precipitation (mm) | 170 | 46 | 118 | 59 | 71 | 109 | 172 | 141 | 239 | 101 | 45 | 174 |
| Sunny days | 10 | 13 | 15 | 15 | 21 | 5 | 11 | 10 | 12 | 16 | 20 | 16 |
| Rainy days | 16 | 13 | 15 | 15 | 10 | 25 | 20 | 21 | 18 | 15 | 9 | 15 |
| Snow days | 5 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Round Top during the most sunny months:
The largest precipitation sum in Round Top is at