Montclair Weather Forecast

    • 9
    • 21

    Becoming Sunny

    • 27
    • 32

    Mostly Cloudy

    • 22
    • 41

    Partly Sunny

    • 9
    • 30

    Partly Sunny

    • 9
    • 17

    Chance Snow

    • 10
    • 18

    Chance Snow

Today 20 Jan Western Essex

Sunny, cold with Highs in the lower 20s. West Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 20 Jan Western Essex

Mostly clear. Lows around 8 above. West Winds 5 to 10 Mph. Wind chill Values as low as zero.

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Montclair Temperature Statistics

January Temperature

Caldwell, Essex County Airport (5 miles)

  • Lowest 1 January, 2026

    16 °F

  • Average January

    34.2 °F

  • Highest 9 January, 2026

    52 °F

Climate (2021–Present)

Caldwell, Essex County Airport (5 miles)

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  • Average Low 2021–2026

    46.9 °F

  • Average 2021–2026

    56.1 °F

  • Average High 2021–2026

    65.4 °F
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