Today | Weather | Saturday, June 27, 2026

Weather in Dayton, Ohio

12:51 PM
Now
Cloudy Weather
79° F
Feels Like 88°
Precipitation 49 %
Wind 6 mph
UV Index (0 - 11+) 3
Humidity 76 %
Today
Stormy Weather
Day 81°
Night 70°
Precipitation 96 %
Wind 5 mph
UV Index (0 - 11+) 3

Dayton Weather Forecast Updated

55 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (June 27, 2025)
Sunny with a Chance of Thunderstorms

Day

91°

Night

73°

Wind

8 mph

UV Index

11

Precipitation

65 %

Air Quality in Dayton

NOW
15 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.18 µg/m³
PM10 2.29 µg/m³
O3 0.016 ppm
NO2 1.7 ppb
SO2 0.5 ppb
CO 0.10 ppm
NH3 0.21 µg/m³
NO 0.46 µg/m³
PM2.5 – Fine particles <2.5μm
PM10 – Inhalable particles <10μm
O3 – Ozone
NO2 – Nitrogen dioxide
SO2 – Sulfur dioxide
CO – Carbon monoxide
NH3 – Ammonia
NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)
PM2.52.18 µg/m³
PM102.29 µg/m³
O331.32 µg/m³
NO23.29 µg/m³
SO21.18 µg/m³
CO118.23 µg/m³
NH30.21 µg/m³
NO0.46 µg/m³