Upper Montclair Weather Forecast

    • 16
    • 33

    Chance Snow

    • 12
    • 25

    Sunny

    • 23
    • 30

    Partly Sunny

    • 27
    • 37

    Slight Chance Rain/Snow

    • 27
    • 39

    Partly Sunny

    • 30
    • 39

    Partly Sunny

Today 21 Dec Western Essex

Mostly cloudy with a chance of snow this Morning, then mostly sunny this afternoon. Highs in the lower 30s. Northwest Winds 10 to 15 Mph with Gusts up to 35 Mph. Chance of snow 50 percent.

Tonight 21 Dec Western Essex

Mostly clear. Lows around 15. Northwest Winds 10 to 15 Mph. Gusts up to 30 Mph, decreasing to 20 Mph after midnight.

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Upper Montclair Temperature Statistics

December Temperature

Caldwell, Essex County Airport (4.3 miles)

  • Lowest 14 December, 2024

    16.8 °F

  • Average December

    36.9 °F

  • Highest 11 December, 2024

    65.6 °F

Climate (2019–Present)

Caldwell, Essex County Airport (4.3 miles)

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  • Average Low 2019–2024

    47.5 °F

  • Average 2019–2024

    56.5 °F

  • Average High 2019–2024

    65.7 °F
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