Lake Bracken Weather Forecast

    • 73
    • 95

    Mostly Sunny

    • 67
    • 93

    Mostly Sunny

    • 63
    • 86

    Partly Sunny

    • 65
    • 85

    Mostly Sunny

    • 73
    • 92

    Slight Chance Thunderstorms

    • 67
    • 92

    Chance Rain Showers

    • 63
    • 85

    Partly Sunny

Today 4 Sep Knox

Sunny, hot. Near steady temperature in the mid 90s. Southwest Winds 5 to 10 Mph. Heat index Values up to 108.

Tonight 4 Sep Knox

Partly cloudy this Evening, then becoming mostly clear. Lows in the lower 70s. Southwest Winds around 5 Mph this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Bracken Temperature Statistics

September Temperature

Galesburg Municipal Airport (6.2 miles)

  • Lowest 2 September, 2026

    69.1 °F

  • Average September

    81.3 °F

  • Highest 1 September, 2026

    93.2 °F

Climate (2021–2026)

Galesburg Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    41.8 °F

  • Average 2021–2026

    52.1 °F

  • Average High 2021–2026

    62.5 °F
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