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

46°F

8°C

Humidity 73%
Wind Speed NW 14 mph
Barometer 29.75 in (1007.6 mb)
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 12 Nov 4:56 pm EST
Extended Forecast for

Vandalia OH

  • Tonight

    Tonight: Rain, mainly before 1am. Low around 37. North wind 10 to 14 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Rain

  • Friday

    Friday: A chance of rain, mainly before 1pm. Mostly cloudy, with a high near 41. North wind around 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    High: 41 °F

    Chance Rain

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 30. North wind 6 to 9 mph.

    Low: 30 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 45. Northwest wind 7 to 11 mph.

    High: 45 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 35. Northwest wind 5 to 7 mph.

    Low: 35 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 30.

    Low: 30 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain, mainly before 1am. Low around 37. North wind 10 to 14 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of rain, mainly before 1pm. Mostly cloudy, with a high near 41. North wind around 11 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Mostly cloudy, with a low around 30. North wind 6 to 9 mph.
Saturday
Mostly sunny, with a high near 45. Northwest wind 7 to 11 mph.
Saturday Night
Mostly cloudy, with a low around 35. Northwest wind 5 to 7 mph.
Sunday
Partly sunny, with a high near 48.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 50.
Monday Night
Mostly clear, with a low around 30.
Tuesday
Sunny, with a high near 54.
Tuesday Night
Clear, with a low around 30.
Wednesday
Sunny, with a high near 57.
Wednesday Night
Mostly clear, with a low around 35.
Thursday
Mostly sunny, with a high near 61.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Vandalia OH
 39.88°N 84.19°W (Elev. 909 ft)
Last Update:
5:20 pm EST Nov 12, 2026
Forecast Valid:
5pm EST Nov 12, 2026-6pm EST Nov 19, 2026
 
Forecast Discussion
 
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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