Today | Weather | Thursday, March 12, 2026

Weather in Cincinnati, Ohio

10:02 AM
Now
Cloudy Weather
37° F
Feels Like 30°
Precipitation 0 %
Wind 13 mph
UV Index (0 - 11+) 2
Humidity 61 %
Today
Cloudy Weather
Day 52°
Night 41°
Precipitation 0 %
Wind 13 mph
UV Index (0 - 11+) 4

Cincinnati Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (March 12, 2025)
Sunny Weather

Day

79°

Night

46°

Wind

8 mph

UV Index

5

Precipitation

0 %

Air Quality in Cincinnati

NOW
41 AQI
Good air quality Dominant pollutant: O3

Pollutant Concentrations:

PM2.5 1.34 µg/m³
PM10 2.16 µg/m³
O3 0.044 ppm
NO2 2.7 ppb
SO2 0.8 ppb
CO 0.14 ppm
NH3 0.47 µg/m³
NO 0.69 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)
PM2.51.34 µg/m³
PM102.16 µg/m³
O385.99 µg/m³
NO25.03 µg/m³
SO22.22 µg/m³
CO159.58 µg/m³
NH30.47 µg/m³
NO0.69 µg/m³