Average annual temperature is 14.0 °C
Absolute maximum temperature: 38.8 °C
Absolute minimum temperature: -8.5 °C
Number of sunny days: 302 days
Number of rainy days: 57 days
Number of snow days: 6 days
Look at detailed online map of Round Valley
* Weather data for Round Valley 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) | 11.5 | 14.4 | 13.1 | 26.7 | 30.3 | 32.1 | 38.8 | 35.2 | 31.8 | 26.1 | 20.2 | 17.6 |
| Average daytime temperature (°C) | 6.2 | 8.1 | 7.9 | 17.3 | 24.0 | 26.0 | 34.9 | 29.6 | 26.6 | 20.8 | 14.1 | 11.6 |
| Average temperature (°C) | 2.6 | 3.5 | 3.8 | 11.2 | 18.0 | 20.4 | 28.8 | 24.2 | 20.8 | 15.5 | 9.9 | 8.3 |
| Average night temperature (°C) | -0.4 | -0.5 | -0.4 | 6.0 | 11.9 | 14.6 | 22.2 | 19.4 | 15.5 | 10.9 | 5.3 | 4.3 |
| Absolute minimum temperature (°C) | -5.9 | -7.0 | -8.5 | -5.0 | 2.7 | 8.4 | 15.9 | 12.8 | 8.9 | 3.2 | -3.0 | -1.4 |
| 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 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 7.0 | 8.8 | 9.2 | 12.0 | 13.0 | 13.0 | 13.2 | 11.9 | 11.5 | 10.3 | 9.0 | 7.9 |
| Precipitation (mm) | 241 | 123 | 195 | 4 | 7 | 4 | 0 | 52 | 1 | 9 | 3 | 7 |
| Sunny days | 19 | 19 | 17 | 29 | 25 | 25 | 30 | 27 | 27 | 29 | 28 | 27 |
| Rainy days | 10 | 7 | 13 | 0 | 6 | 5 | 1 | 4 | 3 | 2 | 2 | 4 |
| Snow days | 2 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Round Valley is at