Ohio · NWS ILN office

Dayton, OH weather

It is 57°F and clear at Dayton, Cox Dayton International Airport as of Oct 28, 2:15 AM EDT. Overnight: Mostly Cloudy, low near 50°F. Forecast from the National Weather Service, issued Oct 27, 4:52 PM EDT.

Updated Oct 28, 2:17 AM EDT (snapshot)

Current conditions

Temperature

57°F

Clear

Wind

SSE 6 mph

Humidity 67% · dew point 46°F

Pressure · visibility

30.25 inHg

Visibility 10 mi

Observed at Dayton, Cox Dayton International Airport (KDAY), Oct 28, 2:15 AM EDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Dayton forecast zone right now.

Around the NWS ILN forecast area

No active alerts in zones served by the ILN office near Dayton.

From the alert snapshot of Oct 28, 2026, 2:15 AM EDT. No alerts are active anywhere in Ohio.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Dayton (local time)
TimeTempForecastPrecip. chanceWind
Wed 2 AM55°FMostly Cloudy0%E 2 mph
Wed 3 AM54°FMostly Cloudy0%SE 1 mph
Wed 4 AM53°FMostly Cloudy0%SE 1 mph
Wed 5 AM52°FPartly Cloudy0% 0 mph
Wed 6 AM51°FPartly Sunny0%SE 1 mph
Wed 7 AM51°FMostly Sunny0%SE 1 mph
Wed 8 AM50°FMostly Sunny1%S 1 mph
Wed 9 AM52°FSunny1%S 2 mph
Wed 10 AM58°FSunny1%S 2 mph
Wed 11 AM64°FSunny1%S 2 mph
Wed 12 PM68°FSunny1%SW 3 mph
Wed 1 PM72°FSunny1%SW 5 mph
Wed 2 PM74°FSunny0%SW 5 mph
Wed 3 PM75°FSunny0%SW 6 mph
Wed 4 PM75°FSunny0%SW 5 mph
Wed 5 PM76°FSunny0%SW 5 mph
Wed 6 PM74°FClear0%S 3 mph
Wed 7 PM70°FClear0%S 3 mph
Wed 8 PM66°FClear0%S 3 mph
Wed 9 PM61°FClear0%SE 2 mph
Wed 10 PM59°FMostly Clear0%S 2 mph
Wed 11 PM58°FClear0%S 2 mph
Thu 12 AM57°FClear0%S 2 mph
Thu 1 AM55°FClear0%S 2 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Dayton can differ.

7-day forecast

Overnight

Low 50°F

Mostly cloudy, with a low around 50. Southeast wind around 2 mph.

Wednesday

High 76°F·Low 50°F

Sunny, with a high near 76. South wind 1 to 6 mph.

Wednesday Night: Clear, with a low around 50. South wind around 3 mph.

Thursday

High 78°F·Low 52°F

Sunny, with a high near 78. Southwest wind 3 to 12 mph.

Thursday Night: Partly cloudy, with a low around 52. West wind 2 to 9 mph.

Friday

High 74°F·Low 52°F

Sunny, with a high near 74.

Friday Night: Partly cloudy, with a low around 52.

Saturday

High 70°F·Low 55°F

Mostly cloudy, with a high near 70.

Saturday Night: A slight chance of rain after 1am. Mostly cloudy, with a low around 55.

Sunday

High 68°F·Low 54°F

A chance of rain. Mostly cloudy, with a high near 68. Chance of precipitation is 50%.

Sunday Night: A chance of rain. Mostly cloudy, with a low around 54. Chance of precipitation is 50%.

Monday

High 70°F·Low 55°F

A chance of rain. Mostly cloudy, with a high near 70. Chance of precipitation is 40%.

Monday Night: A chance of rain. Mostly cloudy, with a low around 55. Chance of precipitation is 50%.

Tuesday

High 69°F

A chance of rain. Mostly cloudy, with a high near 69.

Nearby cities

Larger cities in the area

Other cities in Montgomery County

See every city we cover in Ohio, or check all active alerts.

About this forecast

Forecast office
Dayton is served by the National Weather Service ILN forecast office, forecast zone OHZ061, county zone OHC113.
Location used
The Census Bureau's internal point for Dayton (39.7847, -84.1996), in Montgomery County. Population: 136,346 (2024 estimate), number 6 of the 86 Ohio cities on this site.
Radar
Nearest NWS radar: KILN. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/39.7847,-84.1996 (forecast issued Oct 27, 4:52 PM EDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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