Today | Weather | Thursday, February 26, 2026

Weather in Dayton, Ohio

02:48 AM
Now
Cloudy Weather
32° F
Feels Like 30°
Precipitation 22 %
Wind 5 mph
Humidity 70 %
Today
Snowy Weather
Day 48°
Night 34°
Precipitation 75 %
Wind 6 mph
UV Index (0 - 11+) 2

Dayton Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (February 26, 2025)
Partly Sunny with Showers

Day

63°

Night

39°

Wind

8 mph

UV Index

3

Precipitation

96 %

Air Quality in Dayton

NOW
27 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 6.4 µg/m³
PM10 7.5 µg/m³
O3 0.029 ppm
NO2 4.7 ppb
SO2 0.4 ppb
CO 0.19 ppm
NH3 0.22 µg/m³
NO 0 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)
PM2.56.4 µg/m³
PM107.5 µg/m³
O356.75 µg/m³
NO28.83 µg/m³
SO21.05 µg/m³
CO214.54 µg/m³
NH30.22 µg/m³
NO0 µg/m³