Average annual temperature is 10.9 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: -25.6 °C
Number of sunny days: 206 days
Number of rainy days: 133 days
Number of snow days: 26 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) | 10.9 | 11.9 | 23.8 | 27.7 | 31.3 | 31.5 | 34.5 | 37.3 | 34.4 | 31.2 | 17.7 | 12.5 |
| Average daytime temperature (°C) | -0.4 | 3.0 | 6.8 | 16.9 | 24.6 | 28.6 | 28.2 | 28.6 | 26.2 | 17.3 | 10.6 | 6.2 |
| Average temperature (°C) | -4.4 | -2.7 | 0.9 | 10.0 | 18.0 | 22.7 | 22.8 | 23.4 | 20.4 | 12.4 | 5.0 | 1.7 |
| Average night temperature (°C) | -7.4 | -7.2 | -3.4 | 4.5 | 11.8 | 17.0 | 17.6 | 18.9 | 15.7 | 8.5 | 0.7 | -1.4 |
| Absolute minimum temperature (°C) | -25.6 | -25.6 | -13.5 | -4.9 | 1.9 | 8.5 | 11.2 | 12.8 | 10.0 | -4.7 | -11.4 | -6.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.4 | 14.6 | 15.2 | 14.9 | 13.9 | 12.5 | 11.1 | 9.8 | 9.1 |
| Daylight minimum duration (h) | 9.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.6 | 6.7 | 7.5 | 9.5 | 11.2 | 12.2 | 12.5 | 11.5 | 10.1 | 7.4 | 7.1 | 4.8 |
| Precipitation (mm) | 59 | 45 | 57 | 79 | 66 | 50 | 52 | 79 | 49 | 100 | 9 | 53 |
| Sunny days | 17 | 18 | 14 | 18 | 19 | 15 | 15 | 13 | 16 | 17 | 22 | 22 |
| Rainy days | 9 | 7 | 8 | 10 | 12 | 15 | 16 | 18 | 14 | 13 | 6 | 5 |
| Snow days | 5 | 3 | 9 | 2 | 0 | 0 | 0 | 0 | 0 | 1 | 2 | 4 |
The best time to visit Dayton during the most sunny months:
The largest precipitation sum in Dayton is at