Upper Montclair Weather Forecast

    • 46
    • 68

    Mostly Sunny

    • 50
    • 67

    Mostly Cloudy

    • 49
    • 63

    Rain Showers

    • 44
    • 58

    Chance Rain Showers

    • 43
    • 59

    Partly Sunny

    • 42
    • 58

    Partly Sunny

Today 27 Apr Western Essex

Sunny. Near steady temperature in the upper 60s. East Winds 5 to 10 Mph.

Tonight 27 Apr Western Essex

Mostly clear. Lows in the mid 40s. South Winds 5 to 10 Mph, becoming west after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Montclair Temperature Statistics

April Temperature

Caldwell, Essex County Airport (4.3 miles)

  • Lowest 8 April, 2026

    28 °F

  • Average April

    55.3 °F

  • Highest 16 April, 2026

    90 °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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