Today | Weather | Monday, June 29, 2026
Active Weather Warnings

Weather in Cincinnati, Ohio

09:42 PM
Now
Cloudy Night
81° F
Feels Like 90°
Precipitation 0 %
Wind 5 mph
Humidity 80 %
Today
Cloudy Night
Day 90°
Night 73°
Precipitation 1 %
Wind 5 mph

Cincinnati Weather Forecast Updated

Last updated on
Weather Forecast History
Last Year's Weather on This Day (June 29, 2025)
Sunny with a Chance of Thunderstorms

Day

86°

Night

72°

Wind

4 mph

UV Index

10

Precipitation

40 %

Air Quality in Cincinnati

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

Pollutant Concentrations:

PM2.5 5.54 µg/m³
PM10 6.77 µg/m³
O3 0.025 ppm
NO2 1.7 ppb
SO2 0.3 ppb
CO 0.10 ppm
NH3 1.25 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)
PM2.55.54 µg/m³
PM106.77 µg/m³
O349.08 µg/m³
NO23.21 µg/m³
SO20.88 µg/m³
CO113.07 µg/m³
NH31.25 µg/m³
NO0 µg/m³

Weather Alerts and Warnings for Cincinnati

Moderate Expected Likely

Heat Advisory

Heat Advisory issued June 29 at 2:18PM EDT until July 2 at 8:00PM EDT by NWS Wilmington OH
Jun 29, 2:18 PM Jul 2, 8:00 PM
WHAT: Heat index values up to 105.

WHERE: Portions of east central and southeast Indiana, northern
Kentucky, and south central, southwest, and west central Ohio.

WHEN: Until 8 PM EDT Thursday.

IMPACTS: Hot temperatures and high humidity may cause heat
illnesses.

ADDITIONAL DETAILS: Lows in the mid 70s will provide little
relief at night.
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Drink plenty of fluids, stay in air-conditioned rooms, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
Updated: Jun 29, 8:38 PM Source: NWS Alert