Today | Weather | Tuesday, June 9, 2026

Weather in Hamilton, Ohio

07:48 PM
Now
Sunny with a Chance of Thunderstorms
81° F
Feels Like 82°
Precipitation 56 %
Wind 7 mph
UV Index (0 - 11+) 0
Humidity 81 %
Today
Sunny with a Chance of Thunderstorms
Day 84°
Night 70°
Precipitation 86 %
Wind 5 mph
UV Index (0 - 11+) 4

Hamilton Weather Forecast Updated

56 minutes ago
Last updated on

Air Quality in Hamilton

NOW
17 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 3.53 µg/m³
PM10 3.69 µg/m³
O3 0.018 ppm
NO2 2.4 ppb
SO2 0.5 ppb
CO 0.11 ppm
NH3 0.63 µg/m³
NO 0.3 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)
PM2.53.53 µg/m³
PM103.69 µg/m³
O335.89 µg/m³
NO24.55 µg/m³
SO21.33 µg/m³
CO130.92 µg/m³
NH30.63 µg/m³
NO0.3 µg/m³