Average annual temperature is 12.1 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: -16.5 °C
Number of sunny days: 168 days
Number of rainy days: 190 days
Number of snow days: 7 days
Look at detailed online map of Walnut Valley
* Weather data for Walnut 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) | 17.8 | 17.9 | 16.2 | 31.4 | 29.9 | 35.0 | 33.5 | 30.2 | 33.7 | 27.9 | 19.5 | 15.7 |
| Average daytime temperature (°C) | 7.6 | 8.3 | 9.9 | 18.8 | 22.5 | 25.7 | 29.8 | 27.1 | 23.9 | 19.1 | 10.5 | 8.4 |
| Average temperature (°C) | 3.7 | 2.5 | 4.2 | 12.1 | 15.3 | 19.6 | 23.8 | 21.7 | 18.7 | 13.7 | 5.2 | 4.1 |
| Average night temperature (°C) | 0.3 | -2.0 | -0.5 | 6.6 | 8.3 | 14.2 | 18.8 | 17.1 | 14.5 | 9.4 | 0.9 | 1.0 |
| Absolute minimum temperature (°C) | -4.2 | -16.5 | -9.9 | -1.6 | 2.9 | 8.4 | 13.8 | 13.0 | 7.9 | 3.3 | -5.0 | -5.8 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| 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) | 4.4 | 6.5 | 7.3 | 8.6 | 11.7 | 10.4 | 11.7 | 10.1 | 8.1 | 7.9 | 7.4 | 4.3 |
| Precipitation (mm) | 132 | 40 | 81 | 117 | 37 | 103 | 134 | 78 | 138 | 48 | 72 | 187 |
| Sunny days | 11 | 16 | 12 | 15 | 22 | 9 | 6 | 11 | 14 | 17 | 18 | 17 |
| Rainy days | 18 | 8 | 19 | 15 | 9 | 21 | 25 | 20 | 16 | 14 | 12 | 13 |
| Snow days | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Walnut Valley during the most sunny months:
The largest precipitation sum in Walnut Valley is at