McHenry Weather Forecast

    • 38
    • 64

    Decreasing Clouds

    • 35
    • 66

    Mostly Sunny

    • 45
    • 71

    Sunny

    • 45
    • 68

    Mostly Sunny

    • 46
    • 67

    Mostly Cloudy

    • 48
    • 71

    Mostly Sunny

    • 50
    • 75

    Mostly Sunny

Today 24 Oct Spotsylvania

Mostly sunny. Highs in the mid 60s. East Winds around 5 Mph.

Tonight 24 Oct Spotsylvania

Partly cloudy. Lows in the upper 30s. East Winds around 5 Mph in the Evening, becoming light and variable.

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McHenry Temperature Statistics

October Temperature

Lake Anna Airport (14.3 miles)

  • Lowest 19 October, 2026

    39 °F

  • Average October

    63 °F

  • Highest 14 October, 2026

    88.9 °F

Climate (2021–2026)

Lake Anna Airport (14.3 miles)

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  • Average Low 2021–2026

    48.1 °F

  • Average 2021–2026

    58.3 °F

  • Average High 2021–2026

    69.1 °F
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