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

Dayton, Dayton-Wright Brothers Airport (KMGY)

Lat: 39.59°NLon: 84.22°WElev: 958ft.

A Few Clouds

86°F

30°C

Humidity 43%
Wind Speed W 7 mph
Barometer 30.02 in (1015.7 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 3 Jul 2:53 pm EDT
Extended Forecast for

Miamisburg OH

  • Tonight

    Tonight: Mostly clear, with a low around 67. Northwest wind around 5 mph becoming calm in the evening.

    Low: 67 °F

    Mostly Clear

  • Independence Day

    Independence Day: Sunny, with a high near 91. Light and variable wind.

    High: 91 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 68. Light southeast wind.

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 92. Calm wind becoming south around 6 mph in the afternoon.

    High: 92 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 70. South wind 3 to 5 mph.

    Low: 70 °F

    Mostly Clear

  • Sunday

    Sunday: A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 92. Chance of precipitation is 20%.

    High: 92 °F

    Sunny then
    Slight Chance
    T-storms

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 72.

    Low: 72 °F

    Mostly Clear

  • Monday

    Monday: A chance of showers and thunderstorms. Mostly cloudy, with a high near 88. Chance of precipitation is 50%.

    High: 88 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 69.

    Low: 69 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 67. Northwest wind around 5 mph becoming calm in the evening.
Independence Day
Sunny, with a high near 91. Light and variable wind.
Friday Night
Mostly clear, with a low around 68. Light southeast wind.
Saturday
Sunny, with a high near 92. Calm wind becoming south around 6 mph in the afternoon.
Saturday Night
Mostly clear, with a low around 70. South wind 3 to 5 mph.
Sunday
A slight chance of showers and thunderstorms after 2pm. Sunny, with a high near 92. Chance of precipitation is 20%.
Sunday Night
Mostly clear, with a low around 72.
Monday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 88. Chance of precipitation is 50%.
Monday Night
Mostly cloudy, with a low around 69.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 68. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 87. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 40%.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 86. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Miamisburg OH
 39.62°N 84.27°W (Elev. 899 ft)
Last Update:
1:26 pm EDT Jul 3, 2025
Forecast Valid:
3pm EDT Jul 3, 2025-6pm EDT Jul 10, 2025
 
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