Today's Weather Forecast - Dayton
Today's weather in Dayton. high 28°C (82°F), low 17°C (63°F). Overcast.
Today’s Hourly Weather Outlook
- Wind speed
- 6 km/h
- Rain probability
- 0%
- Wind speed
- 10 km/h
- Rain probability
- 0%
- Wind speed
- 10 km/h
- Rain probability
- 2%
- Wind speed
- 7 km/h
- Rain probability
- 17%
24-Hour Rain & Temperature Forecast
Sunrise & Sunset
Air Quality Index & Health Advice
Air Quality Index
- Air quality level
- Good
- Dominant pollutant
- Dominant: O3
- Monitoring station
- Lebanon, Ohio, USA
- PM2.5
- 15μg/m³
- O₃
- 18.4ppb
5-Day Weather Forecast
Full 15-Day ForecastWeather Insight
Dayton is forecast to reach a high of 28°C today, with an overnight low around 17°C. That's 2° above the long-term average high of 26°C for this time of year. Expect a low chance of rain (17% probability) and a gentle breeze averaging 10 km/h. Air quality is currently good (AQI 29), with no notable outdoor health concerns.
Today vs Normal
The long-term average high for today is 26°C.
12 of the last 28 days with published data ran above normal.
That's a break from the pattern - today's forecast runs above normal even though the recent stretch mostly ran below.
Red = above normal, blue = at or below · last 12 days
Air Quality
Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.