Maquon Weather Forecast

    • 72
    • 91

    Slight Chance Thunderstorms

    • 73
    • 93

    Chance Thunderstorms

    • 68
    • 89

    Chance Thunderstorms

    • 64
    • 82

    Partly Sunny

    • 62
    • 83

    Mostly Sunny

    • 64
    • 86

    Mostly Sunny

Today 17 Aug Knox

Mostly sunny. Highs in the lower 90s. Light and variable Winds, becoming southeast around 5 Mph this afternoon. Heat index Values up to 104.

Tonight 17 Aug Knox

Partly cloudy in the Evening, then clearing. A slight chance of Showers and Thunderstorms. Humid with Lows in the lower 70s. East Winds around 5 Mph. Chance of rain 20 percent.

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Maquon Temperature Statistics

August Temperature

Galesburg Municipal Airport (16.2 miles)

  • Lowest 1 August, 2025

    53.6 °F

  • Average August

    72.9 °F

  • Highest 15 August, 2025

    90.5 °F

Climate (2020–Present)

Galesburg Municipal Airport (16.2 miles)

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  • Average Low 2020–2025

    41.2 °F

  • Average 2020–2025

    51.3 °F

  • Average High 2020–2025

    61.5 °F
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