Williams County Airport Weather Forecast

    • 29
    • 41

    Mostly Cloudy

    • 18
    • 51

    Rain

    • 20
    • 26

    Mostly Cloudy

    • 22
    • 42

    Mostly Cloudy

    • 17
    • 34

    Partly Sunny

    • 26
    • 34

    Slight Chance Snow

    • 27
    • 45

    Mostly Cloudy

Today 17 Dec Williams

Partly cloudy. Near steady temperature in the upper 30s. Southwest Winds 5 to 10 Mph.

Tonight 17 Dec Williams

Partly cloudy this Evening, then becoming mostly cloudy. Lows in the upper 20s. Temperature rising into the mid 30s after midnight. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Williams County Airport Temperature Statistics

December Temperature

Defiance, Defiance Memorial Airport (9.9 miles)

  • Lowest 5 December, 2025

    -4 °F

  • Average December

    22.6 °F

  • Highest 10 December, 2025

    39 °F

Climate (2020–Present)

Defiance, Defiance Memorial Airport (9.9 miles)

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  • Average Low 2020–2025

    43.4 °F

  • Average 2020–2025

    53 °F

  • Average High 2020–2025

    62.6 °F
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