Sunbury Weather Forecast

    • 24
    • 34

    Increasing Clouds

    • 37
    • 42

    Mostly Cloudy

    • 31
    • 48

    Mostly Cloudy

    • 49
    • 49

    Rain Likely

    • 39
    • 60

    Chance Drizzle

    • 34
    • 51

    Mostly Cloudy

Today 21 Dec Livingston

Sunny. Highs in the mid 30s. Northwest Winds 5 to 10 Mph, becoming southwest in the afternoon.

Tonight 21 Dec Livingston

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 20s. South Winds 5 to 10 Mph.

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Sunbury Temperature Statistics

December Temperature

Pontiac Municipal Airport (13 miles)

  • Lowest 14 December, 2025

    -11 °F

  • Average December

    22.2 °F

  • Highest 18 December, 2025

    51.3 °F

Climate (2020–Present)

Pontiac Municipal Airport (13 miles)

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  • Average Low 2020–2025

    42 °F

  • Average 2020–2025

    52 °F

  • Average High 2020–2025

    62 °F
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