Today | Weather | Thursday, February 5, 2026

Weather in Hamilton, Ohio

08:34 PM
Now
Cloudy Weather
16° F
Feels Like 10°
Precipitation 37 %
Wind 7 mph
Humidity 96 %
Today
Snowy Weather
Day 21°
Night 16°
Precipitation 55 %
Wind 2 mph
UV Index (0 - 11+) 3

Hamilton Weather Forecast Updated

Last updated on

Air Quality in Hamilton

NOW
33 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 7.22 µg/m³
PM10 8.57 µg/m³
O3 0.036 ppm
NO2 7.4 ppb
SO2 1.6 ppb
CO 0.19 ppm
NH3 0.86 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)
PM2.57.22 µg/m³
PM108.57 µg/m³
O369.8 µg/m³
NO213.91 µg/m³
SO24.28 µg/m³
CO217.99 µg/m³
NH30.86 µg/m³
NO0 µg/m³