Average annual temperature is 14.1 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: -8.4 °C
Number of sunny days: 161 days
Number of rainy days: 199 days
Number of snow days: 5 days
Look at detailed online map of Clay
* Weather data for Clay 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 | 23.9 | 24.5 | 29.9 | 27.7 | 31.2 | 33.6 | 32.0 | 31.4 | 28.2 | 24.7 | 19.7 |
| Average daytime temperature (°C) | 11.1 | 14.1 | 13.9 | 21.0 | 22.7 | 26.6 | 29.7 | 28.1 | 25.0 | 20.3 | 14.4 | 11.4 |
| Average temperature (°C) | 5.9 | 7.6 | 7.7 | 13.9 | 16.7 | 20.6 | 24.1 | 22.8 | 19.7 | 15.0 | 8.1 | 6.4 |
| Average night temperature (°C) | 2.3 | 2.9 | 2.7 | 8.1 | 11.4 | 15.0 | 19.4 | 18.4 | 15.4 | 10.7 | 3.4 | 2.7 |
| Absolute minimum temperature (°C) | -6.9 | -8.4 | -7.6 | -0.5 | 3.7 | 9.5 | 14.7 | 12.6 | 9.7 | 1.8 | -6.5 | -5.0 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.8 | 12.0 | 13.2 | 14.3 | 14.8 | 14.5 | 13.6 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 4.3 | 6.7 | 7.5 | 9.1 | 9.9 | 11.1 | 11.9 | 10.2 | 9.5 | 7.6 | 7.3 | 4.9 |
| Precipitation (mm) | 104 | 98 | 103 | 73 | 82 | 59 | 100 | 149 | 70 | 47 | 51 | 82 |
| Sunny days | 7 | 14 | 15 | 19 | 17 | 11 | 8 | 6 | 14 | 16 | 20 | 14 |
| Rainy days | 22 | 13 | 15 | 11 | 14 | 19 | 23 | 25 | 16 | 15 | 9 | 17 |
| Snow days | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 |
The best time to visit Clay during the most sunny months:
The largest precipitation sum in Clay is at