Average annual temperature is 16.5 °C
Absolute maximum temperature: 38.5 °C
Absolute minimum temperature: -4.2 °C
Number of sunny days: 188 days
Number of rainy days: 177 days
Look at detailed online map of Dayton
* Weather data for Dayton 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) | 19.1 | 25.2 | 25.3 | 28.4 | 30.1 | 33.3 | 36.0 | 38.5 | 33.1 | 30.1 | 26.4 | 18.4 |
| Average daytime temperature (°C) | 12.5 | 16.1 | 17.0 | 21.1 | 26.2 | 29.3 | 32.2 | 31.3 | 29.8 | 23.7 | 17.7 | 12.8 |
| Average temperature (°C) | 7.8 | 10.3 | 10.9 | 14.9 | 19.7 | 23.0 | 26.0 | 25.6 | 23.3 | 17.4 | 11.5 | 7.8 |
| Average night temperature (°C) | 4.4 | 6.0 | 6.2 | 9.8 | 14.3 | 17.6 | 21.1 | 21.3 | 18.2 | 12.5 | 6.8 | 3.9 |
| Absolute minimum temperature (°C) | -3.4 | -4.2 | -3.9 | 4.1 | 5.0 | 12.2 | 17.4 | 17.2 | 13.9 | 6.0 | -2.5 | -3.1 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.1 | 5.8 | 8.4 | 8.9 | 11.1 | 10.8 | 11.1 | 9.7 | 11.0 | 8.3 | 7.5 | 6.6 |
| Precipitation (mm) | 144 | 125 | 136 | 103 | 82 | 127 | 83 | 112 | 11 | 16 | 26 | 90 |
| Sunny days | 13 | 11 | 20 | 18 | 13 | 12 | 9 | 12 | 18 | 20 | 22 | 20 |
| Rainy days | 18 | 17 | 11 | 12 | 18 | 18 | 22 | 19 | 12 | 11 | 8 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Dayton during the most sunny months:
The largest precipitation sum in Dayton is at