Lake Isaac Weather Forecast

    • 49
    • 74

    Becoming Sunny

    • 45
    • 73

    Rain Showers

    • 37
    • 60

    Mostly Sunny

    • 40
    • 68

    Slight Chance Rain Showers

    • 37
    • 56

    Partly Sunny

    • 37
    • 59

    Mostly Cloudy

Today 18 Oct Frederick

Mostly sunny. Highs in the lower 70s. South Winds around 5 Mph.

Tonight 18 Oct Frederick

Clear in the Evening, then becoming partly cloudy. Lows in the lower 50s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Isaac Temperature Statistics

October Temperature

Winchester Regional (14.9 miles)

  • Lowest 10 October, 2025

    35.6 °F

  • Average October

    57.5 °F

  • Highest 6 October, 2025

    80.6 °F

Climate (2020–Present)

Winchester Regional (14.9 miles)

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  • Average Low 2020–2025

    44.5 °F

  • Average 2020–2025

    54.4 °F

  • Average High 2020–2025

    64.4 °F
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