Air Quality in Hamilton, United States

Rain
19.4°C · 80.9% humidity
19.4°
Feels 19.4°
37
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast
54 10am
54
54
37 1pm
22
25
28 4pm
23
24
25 7pm
25
26
33 10pm
33
54
54 1am
54
54
54 4am
54
34
34 7am
34
25
AD 728×90

Air Quality Index Trend

45h · 4 stn

Hamilton's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

80.9%
Humidity
25.9 km/h
Wind SE
1020.2 hPa
Pressure
19.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
37
8.78 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Hamilton?

Temperature & Precipitation

PM2.5 Trend

45h · 4 stations
PM2.58.78 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX19.9
Extreme
AD 300×250
Station readings (3 stations within 25 km)
8.78
Median
8.67
Average
7.0
Low
10.6
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +2.1
Both models agree Avg diff: 5.5°C

Where are air quality stations near Hamilton?

34
Sycamore, Ohio, USA
21.5 km PM2.5: 8.2 µg/m³
31
Sycamore, Ohio, USA
21.5 km PM2.5: 7.4 µg/m³
29
Colerain, Ohio, USA
23.4 km PM2.5: 7.0 µg/m³

What cities are near Hamilton?

30 Fairfield 31 Forest Park 32 Middletown 26 White Oak 39 Mason 20 Norwood 18 Cincinnati 32 Lebanon 32 Springboro 20 Newport
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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 2026-09-05T17:11 UTC.