Average annual temperature is 18.2 °C
Absolute maximum temperature: 40.8 °C
Absolute minimum temperature: -5.3 °C
Number of sunny days: 202 days
Number of rainy days: 163 days
Look at detailed online map of Clayton
* Weather data for Clayton 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) | 21.4 | 24.6 | 27.0 | 28.9 | 31.7 | 39.9 | 39.4 | 40.8 | 39.2 | 31.6 | 27.6 | 21.6 |
| Average daytime temperature (°C) | 13.2 | 15.6 | 18.9 | 22.0 | 27.6 | 33.2 | 35.1 | 36.3 | 31.4 | 23.8 | 17.8 | 13.7 |
| Average temperature (°C) | 8.3 | 9.1 | 12.7 | 16.0 | 21.6 | 26.6 | 28.9 | 29.7 | 25.4 | 18.4 | 12.1 | 8.7 |
| Average night temperature (°C) | 4.5 | 4.9 | 8.5 | 11.3 | 16.9 | 21.3 | 24.2 | 24.3 | 20.5 | 14.5 | 7.7 | 5.0 |
| Absolute minimum temperature (°C) | -5.3 | -4.7 | -1.8 | 6.0 | 8.4 | 17.1 | 21.6 | 18.1 | 17.3 | 1.3 | -0.4 | -1.1 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 6.0 | 5.6 | 7.8 | 9.1 | 10.0 | 11.8 | 11.7 | 12.1 | 10.2 | 7.7 | 7.8 | 7.1 |
| Precipitation (mm) | 82 | 138 | 221 | 135 | 92 | 79 | 38 | 30 | 86 | 125 | 40 | 44 |
| Sunny days | 17 | 11 | 14 | 16 | 15 | 12 | 17 | 24 | 17 | 17 | 22 | 20 |
| Rainy days | 14 | 17 | 17 | 14 | 16 | 18 | 14 | 7 | 13 | 14 | 8 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Clayton during the most sunny months:
The largest precipitation sum in Clayton is at