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.

Fair

44°F

7°C

Humidity 68%
Wind Speed SW 10 mph
Barometer 29.89 in (1012.4 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 9 Mar 2:53 am EDT
Extended Forecast for

Defiance OH

  • Overnight

    Overnight: Mostly clear, with a low around 42. Southwest wind around 10 mph, with gusts as high as 25 mph.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 69. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.

    High: 69 °F

    Sunny

  • Monday Night

    Monday Night: A 20 percent chance of showers after 2am. Partly cloudy, with a low around 56. Southwest wind around 10 mph.

    Low: 56 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 74. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    High: 74 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 58. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 58 °F

    Showers
    Likely then
    Showers

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 67. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.

    High: 67 °F

    Showers

  • Wednesday Night

    Wednesday Night: A slight chance of rain showers before 11pm, then a slight chance of snow showers between 11pm and 2am. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.

    Low: 29 °F

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Thursday

    Thursday: Sunny, with a high near 43.

    High: 43 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of rain and snow after 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.

    Low: 35 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

Detailed Forecast

Overnight
Mostly clear, with a low around 42. Southwest wind around 10 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 69. Southwest wind 5 to 10 mph, with gusts as high as 30 mph.
Monday Night
A 20 percent chance of showers after 2am. Partly cloudy, with a low around 56. Southwest wind around 10 mph.
Tuesday
A slight chance of showers, with thunderstorms also possible after 5pm. Partly sunny, with a high near 74. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Tuesday Night
Showers and possibly a thunderstorm. Low around 58. South wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 67. Chance of precipitation is 90%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
A slight chance of rain showers before 11pm, then a slight chance of snow showers between 11pm and 2am. Mostly cloudy, with a low around 29. Chance of precipitation is 20%.
Thursday
Sunny, with a high near 43.
Thursday Night
A chance of rain and snow after 2am. Mostly cloudy, with a low around 35. Chance of precipitation is 40%.
Friday
A chance of rain and snow before 2pm. Partly sunny, with a high near 50. Breezy. Chance of precipitation is 40%.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
A slight chance of rain and snow. Mostly cloudy, with a high near 45. Chance of precipitation is 20%.
Saturday Night
A chance of rain and snow. Cloudy, with a low around 34.
Sunday
Rain and snow likely. Cloudy, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
Defiance OH
 41.28°N 84.36°W (Elev. 699 ft)
Last Update:
3:16 am EDT Mar 9, 2026
Forecast Valid:
3am EDT Mar 9, 2026-6pm EDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation