Today | Weather | Thursday, February 26, 2026

Weather in Dayton, Ohio

03:38 AM
Now
Snowy Weather
30° F
Feels Like 28°
Precipitation 45 %
Wind 5 mph
Humidity 71 %
Today
Snowy Weather
Day 48°
Night 34°
Precipitation 75 %
Wind 5 mph
UV Index (0 - 11+) 1

Dayton Weather Forecast Updated

33 minutes ago
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
26 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 6.32 µg/m³
PM10 7.48 µg/m³
O3 0.028 ppm
NO2 4.5 ppb
SO2 0.4 ppb
CO 0.19 ppm
NH3 0.2 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)
PM2.56.32 µg/m³
PM107.48 µg/m³
O355.92 µg/m³
NO28.41 µg/m³
SO21 µg/m³
CO215.19 µg/m³
NH30.2 µg/m³
NO0 µg/m³