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

Defiance, Defiance Memorial Airport (KDFI)

Lat: 41.34°NLon: 84.43°WElev: 705ft.

Overcast

71°F

22°C

Humidity 81%
Wind Speed N 5 mph
Barometer 29.85 in (1010.3 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 2 Aug 10:53 pm EDT
Extended Forecast for

Defiance OH

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 60. North wind 5 to 10 mph.

    Low: 60 °F

    Patchy Fog

  • Monday

    Monday: Patchy fog before 8am. Otherwise, sunny, with a high near 81. North wind 5 to 10 mph.

    High: 81 °F

    Patchy Fog
    then Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 83. Calm wind becoming east around 5 mph.

    High: 83 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 85.

    High: 85 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 64.

    Low: 64 °F

    Mostly Clear

  • Thursday

    Thursday: A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.

    High: 83 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Thursday Night

    Thursday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.

    Low: 64 °F

    Showers
    Likely

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 60. North wind 5 to 10 mph.
Monday
Patchy fog before 8am. Otherwise, sunny, with a high near 81. North wind 5 to 10 mph.
Monday Night
Mostly clear, with a low around 56. Calm wind.
Tuesday
Sunny, with a high near 83. Calm wind becoming east around 5 mph.
Tuesday Night
Mostly clear, with a low around 59. Calm wind.
Wednesday
Sunny, with a high near 85.
Wednesday Night
Mostly clear, with a low around 64.
Thursday
A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 60%.
Friday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 30%.
Friday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.
Saturday
A 30 percent chance of showers. Mostly sunny, with a high near 85.
Saturday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 66.
Sunday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Defiance OH
 41.28°N 84.36°W (Elev. 699 ft)
Last Update:
10:31 pm EDT Aug 2, 2026
Forecast Valid:
11pm EDT Aug 2, 2026-6pm EDT Aug 9, 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