Henderson Weather Forecast

    • 34
    • 50

    Increasing Clouds

    • 40
    • 59

    Partly Sunny

    • 54
    • 71

    Mostly Cloudy

    • 34
    • 81

    Chance Rain

    • 28
    • 48

    Mostly Sunny

    • 34
    • 55

    Partly Sunny

Today 23 Mar Knox

Mostly sunny. Cooler with Highs around 50. North Winds 5 to 10 Mph.

Tonight 23 Mar Knox

Mostly cloudy. Lows in the mid 30s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Henderson Temperature Statistics

March Temperature

Galesburg Municipal Airport (7.5 miles)

  • Lowest 16 March, 2026

    13.1 °F

  • Average March

    44.7 °F

  • Highest 10 March, 2026

    81.7 °F

Climate (2021–Present)

Galesburg Municipal Airport (7.5 miles)

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  • Average Low 2021–2026

    41.5 °F

  • Average 2021–2026

    51.8 °F

  • Average High 2021–2026

    62.1 °F
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