Montclair Weather Forecast

    • 70
    • 84

    Chance Rain Showers

    • 66
    • 91

    Chance Rain Showers

    • 64
    • 75

    Slight Chance Rain Showers

    • 65
    • 77

    Chance Rain Showers

    • 64
    • 77

    Slight Chance Rain Showers

    • 62
    • 78

    Partly Sunny

    • 63
    • 82

    Partly Sunny

Today 16 Aug Western Essex

Partly sunny with a chance of Showers and Thunderstorms. Near steady temperature in the mid 80s. South Winds around 5 Mph. Chance of rain 30 percent.

Tonight 16 Aug Western Essex

Partly cloudy. A chance of Showers and Thunderstorms in the evening. Humid with Lows around 70. South Winds around 5 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Montclair Temperature Statistics

August Temperature

Caldwell, Essex County Airport (5 miles)

  • Lowest 9 August, 2025

    56.6 °F

  • Average August

    74.9 °F

  • Highest 12 August, 2025

    93.7 °F

Climate (2020–Present)

Caldwell, Essex County Airport (5 miles)

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  • Average Low 2020–2025

    47.2 °F

  • Average 2020–2025

    56.3 °F

  • Average High 2020–2025

    65.6 °F
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