Wanaque Reservoir Weather Forecast

    • 71
    • 96

    Mostly Sunny

    • 74
    • 98

    Hot

    • 70
    • 97

    Chance Thunderstorms

    • 62
    • 82

    Chance Thunderstorms

    • 58
    • 75

    Chance Rain Showers

    • 57
    • 79

    Mostly Sunny

    • 59
    • 83

    Mostly Sunny

Today 28 Jul Western Passaic

Sunny. Highs in the mid 90s. North Winds around 5 Mph. Heat index Values in the upper 90s.

Tonight 28 Jul Western Passaic

Mostly clear. Humid with Lows in the lower 70s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Wanaque Reservoir Temperature Statistics

July Temperature

Caldwell, Essex County Airport (13 miles)

  • Lowest 5 July, 2025

    59.6 °F

  • Average July

    79.7 °F

  • Highest 25 July, 2025

    97.6 °F

Climate (2020–Present)

Caldwell, Essex County Airport (13 miles)

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  • Average Low 2020–2025

    47.2 °F

  • Average 2020–2025

    56.4 °F

  • Average High 2020–2025

    65.6 °F
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