National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Dayton, Cox Dayton International Airport (KDAY)

Lat: 39.91°NLon: 84.22°WElev: 1007ft.

Mostly Cloudy

26°F

-3°C

Humidity 84%
Wind Speed S 10 mph
Barometer 29.90 in (1013.7 mb)
Dewpoint 22°F (-6°C)
Visibility 8.00 mi
Wind Chill16°F (-9°C)
Last update 5 Dec 11:56 pm EST
Extended Forecast for

3 Miles ENE Union OH

  • Overnight

    Overnight: Mostly cloudy, with a low around 21. Southwest wind 7 to 9 mph.

    Low: 21 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of flurries. Cloudy, with a high near 34. West wind 7 to 10 mph.

    High: 34 °F

    Chance
    Flurries

  • Saturday Night

    Saturday Night: Cloudy, with a low around 27. Light and variable wind.

    Low: 27 °F

    Cloudy

  • Sunday

    Sunday: A chance of snow before 10am, then a chance of rain and snow. Cloudy, with a high near 36. Light and variable wind becoming northwest 5 to 9 mph in the morning. Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 36 °F

    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A chance of rain before 7pm. Mostly cloudy, with a low around 15. North wind around 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 15 °F

    Chance Rain
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 27.

    High: 27 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 14.

    Low: 14 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A chance of rain after 1am. Cloudy, with a low around 31. Chance of precipitation is 40%.

    Low: 31 °F

    Mostly Cloudy
    then Chance
    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 21. Southwest wind 7 to 9 mph.
Saturday
A chance of flurries. Cloudy, with a high near 34. West wind 7 to 10 mph.
Saturday Night
Cloudy, with a low around 27. Light and variable wind.
Sunday
A chance of snow before 10am, then a chance of rain and snow. Cloudy, with a high near 36. Light and variable wind becoming northwest 5 to 9 mph in the morning. Chance of precipitation is 50%. Little or no snow accumulation expected.
Sunday Night
A chance of rain before 7pm. Mostly cloudy, with a low around 15. North wind around 10 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Monday
Partly sunny, with a high near 27.
Monday Night
Partly cloudy, with a low around 14.
Tuesday
Partly sunny, with a high near 37.
Tuesday Night
A chance of rain after 1am. Cloudy, with a low around 31. Chance of precipitation is 40%.
Wednesday
Rain likely. Cloudy, with a high near 40. Breezy. Chance of precipitation is 70%.
Wednesday Night
A chance of rain and snow. Mostly cloudy, with a low around 23. Chance of precipitation is 40%.
Thursday
A chance of snow. Mostly cloudy, with a high near 30. Chance of precipitation is 40%.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 18. Chance of precipitation is 30%.
Friday
Mostly cloudy, with a high near 25.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Union OH
 39.91°N 84.27°W (Elev. 974 ft)
Last Update:
12:40 am EST Dec 6, 2025
Forecast Valid:
12am EST Dec 6, 2025-6pm EST Dec 12, 2025
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation