Upper Montclair Weather Forecast

    • 40
    • 57

    Increasing Clouds

    • 31
    • 51

    Mostly Sunny

    • 34
    • 51

    Mostly Sunny

    • 42
    • 56

    Partly Sunny

    • 51
    • 70

    Partly Sunny

    • 50
    • 73

    Mostly Cloudy

Today 6 Apr Western Essex

Sunny. Highs in the mid 50s. West Winds around 10 Mph with Gusts up to 25 Mph.

Tonight 6 Apr Western Essex

Partly cloudy with a 20 percent chance of Showers. Lows in the upper 30s. West Winds 5 to 10 Mph. Gusts up to 20 Mph in the evening.

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Upper Montclair Temperature Statistics

April Temperature

Caldwell, Essex County Airport (4.3 miles)

  • Lowest 3 April, 2026

    41 °F

  • Average April

    57.4 °F

  • Highest 1 April, 2026

    77 °F

Climate (2021–Present)

Caldwell, Essex County Airport (4.3 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    56.1 °F

  • Average High 2021–2026

    65.3 °F
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