Henderson Grove Weather Forecast

    • 47
    • 74

    Rain Showers

    • 45
    • 63

    Slight Chance Rain Showers

    • 41
    • 62

    Mostly Sunny

    • 41
    • 64

    Partly Sunny

    • 39
    • 62

    Partly Sunny

    • 45
    • 66

    Mostly Sunny

Today 27 Apr Knox

Showers likely with a chance of Thunderstorms this Morning, then Showers with Thunderstorms likely this afternoon. Some Thunderstorms may be severe this afternoon. Locally heavy rainfall possible this morning. Breezy with Highs in the lower 70s. South Winds 15 to 25 Mph with Gusts up to 35 Mph. Chance of rain 90 percent.

Tonight 27 Apr Knox

Mostly cloudy. Thunderstorms likely with a chance of Showers in the evening. Some Thunderstorms may be severe. Cooler with Lows in the upper 40s. Southwest Winds 15 to 20 Mph, becoming west 10 to 15 Mph after midnight. Chance of rain 70 percent.

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  • Temperature Real-Time

Henderson Grove Temperature Statistics

April Temperature

Galesburg Municipal Airport (6.2 miles)

  • Lowest 5 April, 2026

    32.9 °F

  • Average April

    53.7 °F

  • Highest 17 April, 2026

    82.8 °F

Climate (2021–Present)

Galesburg Municipal Airport (6.2 miles)

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  • Average Low 2021–2026

    41.6 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    62.3 °F
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