Today's Weather Forecast - Cincinnati

Today's weather in Cincinnati. high 27°C (81°F), low 19°C (66°F). Mainly Clear.

Today’s Hourly Weather Outlook

Morning6 AM – Noon20°
Wind speed
8 km/h
Rain probability
2%
AfternoonNoon – 6 PM26°
Wind speed
9 km/h
Rain probability
3%
Evening6 PM – Midn24°
Wind speed
11 km/h
Rain probability
9%
NightMidn – 6 AM20°
Wind speed
11 km/h
Rain probability
35%

24-Hour Rain & Temperature Forecast

Sunrise & Sunset

Sunrise
Dawn 6:45 AM
Total Daylight
33% of day elapsedSolar noon 1:34 PM
Sunset
Dusk 8:22 PM
Remaining8h 25m
Solar elevation45°
vs yesterday-4 min

Air Quality Index & Health Advice

Air Quality Index

Air quality level
Good
Dominant pollutant
Dominant: PM2.5
Monitoring station
Cincinnati Near Road, Ohio, USA
PM2.5
41μg/m³
NO₂
21.3ppb
CO
7.8ppm
0Good → Hazardous300+

5-Day Weather Forecast

Full 15-Day Forecast

Weather Insight

Cincinnati is forecast to reach a high of 27°C today, with an overnight low around 19°C. That's 1° below the long-term average high of 28°C for this time of year. It continues a recent pattern — 14 of the last 28 days with published data have run cooler than normal. Expect a low chance of rain (35% probability) and a gentle breeze averaging 11 km/h. Air quality is currently good (AQI 49), with no notable outdoor health concerns.

Today vs Normal

27°C-1° below normal

The long-term average high for today is 28°C.

14 of the last 28 days with published data ran above normal.

It continues that pattern - today's forecast is also running below normal.

2026-08-28: 29°C29°2026-08-29: 30°C30°2026-08-30: 32°C32°2026-08-31: 33°C33°2026-09-01: 34°C34°2026-09-02: 35°C35°2026-09-03: 35°C35°2026-09-04: 35°C35°2026-09-05: 32°C32°2026-09-06: 27°C27°2026-09-07: 29°C29°2026-09-08: 31°C31°

Red = above normal, blue = at or below · last 12 days

Air Quality

Air Quality
Good

Air quality is considered satisfactory, and air pollution poses little or no risk. It’s a good day to be active outside.