Today | Weather | Tuesday, October 20, 2026

Weather in Cincinnati, Ohio

04:29 PM
Now
Sunny Weather
72° F
Feels Like 73°
Precipitation 0 %
Wind 6 mph
UV Index (0 - 11+) 2
Humidity 37 %
Today
Sunny Weather
Day 73°
Night 39°
Precipitation 0 %
Wind 4 mph
UV Index (0 - 11+) 4

Cincinnati Weather Forecast Updated

56 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (October 20, 2025)
Cloudy Night

Day

64°

Night

52°

Wind

14 mph

Precipitation

25 %

Air Quality in Cincinnati

NOW
62 AQI
Moderate air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 8.31 µg/m³
PM10 9.57 µg/m³
O3 0.058 ppm
NO2 1 ppb
SO2 2.4 ppb
CO 0.12 ppm
NH3 0.08 µg/m³
NO 0.31 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 acceptable; however, for some pollutants, there may be a moderate health concern for a very small number of people who are unusually sensitive to air pollution.

Show raw pollutant concentrations (µg/m³)
PM2.5 – 8.31 µg/m³
PM10 – 9.57 µg/m³
O3 – 113.38 µg/m³
NO2 – 1.85 µg/m³
SO2 – 6.23 µg/m³
CO – 139.29 µg/m³
NH3 – 0.08 µg/m³
NO – 0.31 µg/m³