Mahwah Weather Forecast

    • 60
    • 86

    Decreasing Clouds

    • 55
    • 76

    Partly Sunny

    • 56
    • 79

    Partly Sunny

    • 49
    • 72

    Mostly Sunny

    • 53
    • 73

    Partly Sunny

    • 52
    • 73

    Partly Sunny

Today 27 May Western Bergen

Mostly cloudy. Isolated Showers, then a chance of Showers this afternoon. Highs in the mid 80s. West Winds 5 to 10 Mph. Chance of rain 30 percent.

Tonight 27 May Western Bergen

Mostly cloudy with a slight chance of Showers in the Evening, then partly cloudy after midnight. Lows in the lower 60s. Northwest Winds 5 to 10 Mph. Chance of rain 20 percent.

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Mahwah Temperature Statistics

May Temperature

Caldwell, Essex County Airport (16.2 miles)

  • Lowest 12 May, 2026

    41 °F

  • Average May

    61.8 °F

  • Highest 19 May, 2026

    96.1 °F

Climate (2021–Present)

Caldwell, Essex County Airport (16.2 miles)

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  • Average Low 2021–2026

    46.8 °F

  • Average 2021–2026

    56 °F

  • Average High 2021–2026

    65.2 °F
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