Wanaque Reservoir Weather Forecast

    • 7
    • 21

    Increasing Clouds

    • 12
    • 25

    Mostly Cloudy

    • 11
    • 31

    Mostly Sunny

    • 14
    • 33

    Partly Sunny

    • 12
    • 30

    Mostly Cloudy

    • 7
    • 27

    Slight Chance Snow

Today 31 Jan Western Passaic

Sunny, cold with Highs around 20. North Winds around 5 Mph. Wind chill Values as low as 3 below.

Tonight 31 Jan Western Passaic

Mostly cloudy. Cold with Lows around 6 above. North Winds around 5 Mph, increasing to 10 to 15 Mph with Gusts up to 30 Mph after midnight. Wind chill Values as low as 11 below after midnight.

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  • Temperature Real-Time

Wanaque Reservoir Temperature Statistics

January Temperature

Caldwell, Essex County Airport (13 miles)

  • Lowest 21 January, 2026

    5 °F

  • Average January

    29.6 °F

  • Highest 9 January, 2026

    52 °F

Climate (2021–Present)

Caldwell, Essex County Airport (13 miles)

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  • Average Low 2021–2026

    46.9 °F

  • Average 2021–2026

    56.1 °F

  • Average High 2021–2026

    65.3 °F
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