Knucklehead Island Weather Forecast

    • 61
    • 84

    Slight Chance Rain Showers

    • 47
    • 69

    Chance Rain Showers

    • 47
    • 73

    Sunny

    • 52
    • 72

    Mostly Sunny

    • 56
    • 81

    Sunny

    • 59
    • 81

    Mostly Sunny

Today 18 Apr Anderson

Sunny. Highs around 90. Southwest Winds 5 to 10 Mph.

Tonight 18 Apr Anderson

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 60s. Southwest Winds 5 to 10 Mph.

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Knucklehead Island Temperature Statistics

April Temperature

Anderson, Anderson County Airport (6.8 miles)

  • Lowest 10 April, 2026

    41.6 °F

  • Average April

    66.2 °F

  • Highest 15 April, 2026

    87.7 °F

Climate (2021–Present)

Anderson, Anderson County Airport (6.8 miles)

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  • Average Low 2021–2026

    53.2 °F

  • Average 2021–2026

    63.5 °F

  • Average High 2021–2026

    74.2 °F
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