Air Quality in Dayton, United States
Drizzle
20.0°C · 75.9% humidity
20.0°
Feels 20.0°
28
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model
Nearby Monitoring Stations
Dayton's air quality — share it
AQI Forecast
54
10am
34
27
28
1pm
27
27
27
4pm
27
25
25
7pm
25
27
27
10pm
27
27
34
1am
34
34
34
4am
34
34
34
7am
27
25
Air Quality Index Trend
23h · 1 stnDayton's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
75.9%
Humidity
25.7 km/h
Wind SSE
1020.2 hPa
Pressure
17.4
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
6.63 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Dayton?
Temperature & Precipitation
PM2.5 Trend
23h · 1 stationPM2.56.63 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX17.4
Extreme
What is the 7-day forecast for Dayton?
09-05
21.2° 15.3°
1.19 mm
09-06
28.7° 18.5°
0.44 mm
09-07
25.0° 14.6°
3.06 mm
09-08
26.3° 16.8°
0.69 mm
09-09
29.5° 13.4°
1.19 mm
09-10
27.5° 14.4°
0.31 mm
09-11
32.5° 14.6°
2.0 mm
Both models agree
Avg diff: 5.1°C
What cities are near Dayton?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-09-05T17:54 UTC.