Upper Montclair Weather Forecast

    • 33
    • 48

    Increasing Clouds

    • 41
    • 52

    Chance Rain

    • 41
    • 47

    Rain

    • 30
    • 49

    Slight Chance Rain Showers

    • 31
    • 40

    Partly Sunny

    • 33
    • 44

    Partly Sunny

Today 8 Jan Western Essex

Sunny. Highs in the upper 40s. Northwest Winds around 5 Mph.

Tonight 8 Jan Western Essex

Partly cloudy in the Evening, then becoming mostly cloudy. Lows in the lower 30s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Upper Montclair Temperature Statistics

January Temperature

Caldwell, Essex County Airport (4.3 miles)

  • Lowest 1 January, 2026

    16 °F

  • Average January

    28.1 °F

  • Highest 6 January, 2026

    41 °F

Climate (2021–Present)

Caldwell, Essex County Airport (4.3 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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