Passaic Weather Forecast

    • 69
    • 91

    Severe Tstms

    • 61
    • 83

    Mostly Sunny

    • 63
    • 83

    Mostly Sunny

    • 69
    • 89

    Partly Sunny

    • 76
    • 93

    Partly Sunny

    • 78
    • 99

    Chance Rain Showers

    • 74
    • 94

    Slight Chance Thunderstorms

Today 20 Jul Eastern Passaic

Partly sunny with a chance of Showers and Thunderstorms. Some Thunderstorms may produce gusty Winds and heavy rainfall. Highs around 90. West Winds around 5 Mph. Chance of rain 50 percent. Heat index Values in the upper 90s.

Tonight 20 Jul Eastern Passaic

Mostly cloudy with a chance of Showers with a slight chance of Thunderstorms this Evening, then mostly clear after midnight. Some Thunderstorms may produce gusty Winds and heavy rainfall this evening. Lows in the upper 60s. Northwest Winds around 5 Mph. Chance of rain 50 percent.

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Passaic Temperature Statistics

July Temperature

Teterboro, Teterboro Airport (3.7 miles)

  • Lowest 4 July, 2025

    62.7 °F

  • Average July

    81.5 °F

  • Highest 6 July, 2025

    99.6 °F

Climate (2020–Present)

Teterboro, Teterboro Airport (3.7 miles)

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  • Average Low 2020–2025

    47.6 °F

  • Average 2020–2025

    56.2 °F

  • Average High 2020–2025

    64.7 °F
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