Henderson Weather Forecast

    • 41
    • 63

    Increasing Clouds

    • 44
    • 66

    Increasing Clouds

    • 46
    • 64

    Rain Showers

    • 47
    • 68

    Chance Rain Showers

    • 52
    • 78

    Slight Chance Thunderstorms

    • 57
    • 86

    Mostly Sunny

    • 59
    • 87

    Partly Sunny

Today 20 May Sibley

Not as cool. Sunny. Highs in the lower 60s. East Winds up to 5 Mph.

Tonight 20 May Sibley

Mostly cloudy. Lows in the lower 40s. East Winds up to 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Henderson Temperature Statistics

May Temperature

Glencoe Municipal Airport (18 miles)

  • Lowest 7 May, 2026

    28.4 °F

  • Average May

    55.5 °F

  • Highest 15 May, 2026

    85.5 °F

Climate (2021–Present)

Glencoe Municipal Airport (18 miles)

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  • Average Low 2021–2026

    37.1 °F

  • Average 2021–2026

    46.7 °F

  • Average High 2021–2026

    56.2 °F
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