Chisholm Lake Weather Forecast

    • 59
    • 82

    Partly Sunny

    • 61
    • 87

    Mostly Sunny

    • 61
    • 81

    Partly Sunny

    • 61
    • 78

    Mostly Cloudy

    • 61
    • 79

    Partly Sunny

    • 62
    • 81

    Partly Sunny

Today 18 Sep Eastern Louisa

Patchy fog in the morning. Partly sunny. Warmer with Highs in the lower 80s. North Winds around 5 Mph.

Tonight 18 Sep Eastern Louisa

Clear. Lows in the upper 50s. Light and variable Winds, becoming southwest around 5 Mph after midnight.

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Chisholm Lake Temperature Statistics

September Temperature

Lake Anna Airport (4.3 miles)

  • Lowest 9 September, 2025

    49.5 °F

  • Average September

    67.3 °F

  • Highest 6 September, 2025

    90.9 °F

Climate (2020–Present)

Lake Anna Airport (4.3 miles)

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  • Average Low 2020–2025

    48.3 °F

  • Average 2020–2025

    58.4 °F

  • Average High 2020–2025

    69.3 °F
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