Sunbury Weather Forecast

    • 75
    • 94

    Slight Chance Thunderstorms

    • 73
    • 95

    Chance Thunderstorms

    • 67
    • 91

    Slight Chance Thunderstorms

    • 62
    • 86

    Mostly Sunny

    • 65
    • 85

    Partly Sunny

    • 74
    • 91

    Partly Sunny

    • 71
    • 94

    Chance Rain Showers

Today 3 Sep Livingston

Mostly sunny. A slight chance of Showers and Thunderstorms late. Hot. Near steady temperature in the lower 90s. Southwest Winds 5 to 10 Mph. Chance of precipitation 20 percent. Heat index Values up to 102.

Tonight 3 Sep Livingston

Clear. Isolated Showers and Thunderstorms early in the evening. Lows in the mid 70s. South Winds around 5 Mph. Chance of precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sunbury Temperature Statistics

September Temperature

Pontiac Municipal Airport (13 miles)

  • Lowest 1 September, 2026

    70.2 °F

  • Average September

    82.2 °F

  • Highest 1 September, 2026

    95.5 °F

Climate (2021–2026)

Pontiac Municipal Airport (13 miles)

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  • Average Low 2021–2026

    42.2 °F

  • Average 2021–2026

    52.4 °F

  • Average High 2021–2026

    62.6 °F
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