Average annual temperature is 23.1 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: 0.8 °C
Number of sunny days: 143 days
Number of rainy days: 222 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) | 28.8 | 32.0 | 32.0 | 34.6 | 35.8 | 35.4 | 36.5 | 37.4 | 34.8 | 30.8 | 32.2 | 28.3 |
| Average daytime temperature (°C) | 23.3 | 27.3 | 28.2 | 30.3 | 31.6 | 31.7 | 33.5 | 34.2 | 32.3 | 28.6 | 25.7 | 22.1 |
| Average temperature (°C) | 16.9 | 20.3 | 21.3 | 23.8 | 24.8 | 26.2 | 28.0 | 28.6 | 26.5 | 23.3 | 20.0 | 17.2 |
| Average night temperature (°C) | 12.2 | 15.1 | 15.9 | 18.6 | 19.4 | 22.0 | 24.2 | 24.3 | 22.3 | 19.0 | 15.7 | 13.8 |
| Absolute minimum temperature (°C) | 0.8 | 6.6 | 6.5 | 12.5 | 14.6 | 19.5 | 22.1 | 22.6 | 18.8 | 10.3 | 5.9 | 6.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.8 | 13.5 | 13.9 | 13.7 | 13.1 | 12.3 | 11.5 | 10.8 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.5 | 9.6 | 10.0 | 10.3 | 11.7 | 11.1 | 10.9 | 11.0 | 10.2 | 9.5 | 7.7 | 6.8 |
| Precipitation (mm) | 41 | 20 | 47 | 94 | 148 | 182 | 212 | 145 | 173 | 48 | 28 | 81 |
| Sunny days | 21 | 19 | 15 | 8 | 12 | 4 | 1 | 2 | 5 | 21 | 17 | 18 |
| Rainy days | 10 | 9 | 16 | 22 | 19 | 26 | 30 | 29 | 25 | 10 | 13 | 13 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Clayton is at