Dayton UV Index Today
- Current UV Index0.0
- Cloud Cover00%
- Temperature00.0 ℃
Day Summary
- Max UV Index7.6
- Avg Clouds26%
- Max Temp27.9 ℃
- Peak UV at 1 PM
- Protection Required ☀️
The UV index in Dayton, United States 
will reach a high of 7.6 today. This means a high level of sun exposure. See our tips below to stay safe!
Last checked: 2025-08-04
Hourly Forecast Chart
Today's Safety Tips
Be careful! The sun's rays are strong. Try to stay in the shade between 10 a.m. and 4 p.m. Wear a hat, sunglasses, and reapply SPF 30+ sunscreen every 2 hours.
Dayton's UV Index
Dayton's UV index varies throughout the year, usually ranging from low in winter months to moderate or high during summer. UV levels peak around midday in the warmer seasons, especially late spring through early fall.
Weather Seasons
Dayton experiences four seasons: cold winters with snow, warm and humid summers, mild springs, and cool autumns. Spring and fall often bring rain, while summer can have thunderstorms. Winter temperatures frequently drop below freezing.
Dayton's Climate
Compared to nearby cities, Dayton has similar weather to other parts of Ohio, with more snow than southern states like Kentucky. It's cooler and wetter than places farther south but less extreme than northern states like Michigan.
Hourly UV Index Trend
See the UV index hour by hour for Dayton. When the level is high, it's smart to find some shade.
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