Plainfield Weather Forecast

    • 15
    • 24

    Decreasing Clouds

    • 28
    • 36

    Partly Sunny

    • 33
    • 38

    Mostly Cloudy

    • 11
    • 46

    Chance Rain Showers

    • 24
    • 29

    Mostly Cloudy

    • 25
    • 42

    Mostly Cloudy

Today 15 Dec Northern Will

Mostly cloudy. Blustery. Highs in the mid 20s. Southwest Winds 15 to 20 Mph, Diminishing to 10 to 15 Mph in the afternoon. Gusts up to 30 Mph. Wind chill Values as low as 13 below in the morning.

Tonight 15 Dec Northern Will

Partly cloudy. Lows around 16. Southwest Winds 5 to 10 Mph.

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Plainfield Temperature Statistics

December Temperature

Lewis University Airport (5 miles)

  • Lowest 5 December, 2025

    1.4 °F

  • Average December

    22.3 °F

  • Highest 10 December, 2025

    41 °F

Climate (2020–Present)

Lewis University Airport (5 miles)

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  • Average Low 2020–2025

    43.6 °F

  • Average 2020–2025

    52.5 °F

  • Average High 2020–2025

    61.8 °F
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