Passaic River Park Weather Forecast

    • 61
    • 83

    Increasing Clouds

    • 62
    • 78

    Rain Showers

    • 60
    • 80

    Chance Rain Showers

    • 61
    • 82

    Mostly Sunny

    • 62
    • 85

    Chance Thunderstorms

    • 63
    • 82

    Rain Showers Likely

Today 21 Jun Morris

Mostly sunny with a 20 percent chance of Showers. Highs around 80. West Winds 5 to 10 Mph.

Tonight 21 Jun Morris

Partly cloudy. Lows around 60. North Winds 5 to 10 Mph.

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Passaic River Park Temperature Statistics

June Temperature

Morristown Municipal (7.5 miles)

  • Lowest 2 June, 2026

    41 °F

  • Average June

    69.9 °F

  • Highest 11 June, 2026

    93.2 °F

Climate (2021–2026)

Morristown Municipal (7.5 miles)

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  • Average Low 2021–2026

    43.2 °F

  • Average 2021–2026

    51.9 °F

  • Average High 2021–2026

    64 °F
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