Upper Greenwood Lake Weather Forecast

    • 62
    • 82

    Increasing Clouds

    • 71
    • 84

    Chance Rain Showers

    • 66
    • 82

    Rain Showers

    • 63
    • 82

    Mostly Sunny

    • 60
    • 81

    Chance Thunderstorms

    • 59
    • 76

    Mostly Sunny

    • 66
    • 81

    Partly Sunny

Today 29 Jun Western Passaic

Mostly sunny. Highs in the mid 80s. Northwest Winds around 5 Mph.

Tonight 29 Jun Western Passaic

Mostly clear. Lows in the lower 60s. Northwest Winds around 5 Mph in the Evening, becoming light and variable.

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Upper Greenwood Lake Temperature Statistics

June Temperature

Sussex, Sussex Airport (12.4 miles)

  • Lowest 2 June, 2025

    44.7 °F

  • Average June

    71.2 °F

  • Highest 24 June, 2025

    99.6 °F

Climate (2020–Present)

Sussex, Sussex Airport (12.4 miles)

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  • Average Low 2020–2025

    42.3 °F

  • Average 2020–2025

    52.6 °F

  • Average High 2020–2025

    63.3 °F
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