Upper Greenwood Lake Weather Forecast

    • 62
    • 83

    Rain Showers Likely

    • 58
    • 77

    Mostly Sunny

    • 55
    • 73

    Mostly Sunny

    • 59
    • 75

    Rain Showers Likely

    • 57
    • 76

    Rain Showers Likely

    • 59
    • 77

    Partly Sunny

Today 18 Jun Western Passaic

Cloudy with Showers likely with a slight chance of Thunderstorms in the Morning, then partly sunny with a chance of Showers with a slight chance of Thunderstorms in the afternoon. Humid with Highs in the mid 80s. South Winds 5 to 10 Mph, becoming southwest in the afternoon. Gusts up to 30 Mph. Chance of rain 60 percent.

Tonight 18 Jun Western Passaic

Mostly clear in the Evening, then becoming partly cloudy. Less humid with Lows in the lower 60s. West Winds 5 to 10 Mph. Gusts up to 30 Mph, decreasing to 20 Mph after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Greenwood Lake Temperature Statistics

June Temperature

Sussex, Sussex Airport (12.4 miles)

  • Lowest 2 June, 2026

    43 °F

  • Average June

    70.2 °F

  • Highest 11 June, 2026

    91.9 °F

Climate (2021–2026)

Sussex, Sussex Airport (12.4 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    42.1 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    63.3 °F
Get WillyWeather+ to remove ads