Hopatcong Weather Forecast

    • 40
    • 61

    Decreasing Clouds

    • 30
    • 50

    Partly Sunny

    • 47
    • 55

    Mostly Cloudy

    • 41
    • 63

    Chance Rain

    • 33
    • 59

    Chance Rain

    • 27
    • 43

    Slight Chance Rain/Snow

Today 5 Nov Sussex

Mostly sunny this Morning, then becoming mostly cloudy. Highs in the lower 60s. Southwest Winds 10 to 15 Mph. Gusts up to 30 Mph this afternoon.

Tonight 5 Nov Sussex

Mostly cloudy with a chance of rain in the Evening, then partly cloudy after midnight. Breezy with Lows in the upper 30s. West Winds 15 to 25 Mph, becoming northwest 15 to 20 Mph after midnight. Gusts up to 50 Mph. Chance of rain 40 percent.

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Hopatcong Temperature Statistics

November Temperature

Andover, Aeroflex-Andover Airport (6.2 miles)

  • Lowest 2 November, 2025

    30.9 °F

  • Average November

    45.6 °F

  • Highest 2 November, 2025

    62.1 °F

Climate (2020–Present)

Andover, Aeroflex-Andover Airport (6.2 miles)

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  • Average Low 2020–2025

    44.1 °F

  • Average 2020–2025

    53.9 °F

  • Average High 2020–2025

    63.9 °F
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