Today | Weather | Wednesday, May 20, 2026

Weather in Cincinnati, Ohio

04:50 PM
Now
Stormy Weather
64° F
Feels Like 63°
Precipitation 64 %
Wind 10 mph
UV Index (0 - 11+) 1
Humidity 87 %
Today
Stormy Weather
Day 70°
Night 52°
Precipitation 100 %
Wind 7 mph
UV Index (0 - 11+) 2

Cincinnati Weather Forecast Updated

52 minutes ago
Last updated on
Weather Forecast History
Last Year's Weather on This Day (May 20, 2025)
Rainy Weather

Day

70°

Night

63°

Wind

9 mph

UV Index

2

Precipitation

100 %

Air Quality in Cincinnati

NOW
22 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 5.29 µg/m³
PM10 5.49 µg/m³
O3 0.013 ppm
NO2 2.7 ppb
SO2 0.5 ppb
CO 0.13 ppm
NH3 0.8 µg/m³
NO 0.88 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)
PM2.55.29 µg/m³
PM105.49 µg/m³
O325.32 µg/m³
NO25.07 µg/m³
SO21.27 µg/m³
CO151.44 µg/m³
NH30.8 µg/m³
NO0.88 µg/m³