Plainfield Weather Forecast

    • 40
    • 58

    Rain Showers

    • 38
    • 54

    Chance Rain Showers

    • 35
    • 53

    Partly Sunny

    • 33
    • 49

    Mostly Cloudy

    • 29
    • 47

    Slight Chance Rain Showers

Today 22 Oct Sullivan

Becoming partly sunny this afternoon. Isolated Thunderstorms. Rain this Morning, then a chance of Showers this afternoon. Highs in the upper 50s. South Winds around 10 Mph, becoming southwest with Gusts up to 20 Mph this afternoon. Chance of rain near 100 percent.

Tonight 22 Oct Sullivan

Partly cloudy. Lows in the upper 30s. Southwest Winds around 10 Mph.

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Plainfield Temperature Statistics

October Temperature

Lebanon Municipal Airport (5.6 miles)

  • Lowest 10 October, 2025

    30 °F

  • Average October

    52.6 °F

  • Highest 5 October, 2025

    86 °F

Climate (2020–Present)

Lebanon Municipal Airport (5.6 miles)

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  • Average Low 2020–2025

    38.2 °F

  • Average 2020–2025

    48.9 °F

  • Average High 2020–2025

    59.9 °F
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