Lake Hopatcong Weather Forecast

    • 40
    • 52

    Becoming Sunny

    • 34
    • 53

    Increasing Clouds

    • 38
    • 56

    Partly Sunny

    • 41
    • 56

    Chance Rain Showers

    • 36
    • 55

    Mostly Sunny

    • 41
    • 55

    Chance Rain Showers

    • 33
    • 51

    Partly Sunny

Today 31 Oct Morris

Mostly cloudy and breezy. Highs in the lower 50s. West Winds 15 to 25 Mph with Gusts up to 45 Mph.

Tonight 31 Oct Morris

Partly cloudy this Evening, then becoming mostly clear. Lows in the lower 40s. West Winds 15 to 20 Mph. Gusts up to 45 Mph, decreasing to 30 Mph after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lake Hopatcong Temperature Statistics

October Temperature

Andover, Aeroflex-Andover Airport (7.5 miles)

  • Lowest 27 October, 2025

    30 °F

  • Average October

    53.3 °F

  • Highest 5 October, 2025

    84 °F

Climate (2020–Present)

Andover, Aeroflex-Andover Airport (7.5 miles)

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  • Average Low 2020–2025

    44.1 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    63.9 °F
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