Wanaque Reservoir Weather Forecast

    • 12
    • 29

    Decreasing Clouds

    • 16
    • 28

    Increasing Clouds

    • 22
    • 32

    Partly Sunny

    • 25
    • 42

    Partly Sunny

    • 39
    • 49

    Rain

    • 20
    • 47

    Partly Sunny

    • 30
    • 35

    Slight Chance Snow

Today 14 Dec Western Passaic

Partly sunny with a 20 percent chance of snow Showers. Cold with Highs in the upper 20s. Northwest Winds around 15 Mph with Gusts up to 30 Mph.

Tonight 14 Dec Western Passaic

Partly cloudy this Evening, then clearing. Cold with Lows around 12. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Wind chill Values as low as 7 below after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wanaque Reservoir Temperature Statistics

December Temperature

Caldwell, Essex County Airport (13 miles)

  • Lowest 9 December, 2025

    12.9 °F

  • Average December

    31.2 °F

  • Highest 10 December, 2025

    44.1 °F

Climate (2020–Present)

Caldwell, Essex County Airport (13 miles)

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  • Average Low 2020–2025

    47 °F

  • Average 2020–2025

    56.2 °F

  • Average High 2020–2025

    65.4 °F
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