Today | Weather | Tuesday, November 11, 2025

Weather in Hamilton, Ohio

06:29 AM
Now
Cloudy Night
19° F
Feels Like 14°
Precipitation 1 %
Wind 7 mph
Humidity 90 %
Today
Cloudy Weather
Day 41°
Night 32°
Precipitation 8 %
Wind 9 mph
UV Index (0 - 11+) 2

Hamilton Weather Forecast Updated

Air Quality in Hamilton

NOW
27 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 2.18 µg/m³
PM10 2.87 µg/m³
O3 0.030 ppm
NO2 2.7 ppb
SO2 1.5 ppb
CO 0.12 ppm
NH3 1.08 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)
PM2.52.18 µg/m³
PM102.87 µg/m³
O358.28 µg/m³
NO25.1 µg/m³
SO24.02 µg/m³
CO133.28 µg/m³
NH31.08 µg/m³
NO0 µg/m³