Old Tappan Weather Forecast

    • 50
    • 65

    Chance Rain Showers

    • 49
    • 68

    Chance Rain Showers

    • 49
    • 58

    Rain Showers

    • 55
    • 66

    Chance Rain Showers

    • 59
    • 75

    Chance Rain Showers

    • 61
    • 80

    Slight Chance Rain Showers

Today 21 May Eastern Bergen

Cloudy. Showers Likely, mainly in the morning. Much cooler with Highs in the mid 60s. Northeast Winds 5 to 10 Mph. Gusts up to 20 Mph in the morning. Chance of rain 60 percent.

Tonight 21 May Eastern Bergen

Mostly cloudy in the Evening, then clearing. Lows in the lower 50s. Southeast Winds around 5 Mph, becoming northeast after midnight.

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Old Tappan Temperature Statistics

May Temperature

Teterboro, Teterboro Airport (10.6 miles)

  • Lowest 12 May, 2026

    45 °F

  • Average May

    62 °F

  • Highest 17 May, 2026

    90 °F

Climate (2021–Present)

Teterboro, Teterboro Airport (10.6 miles)

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  • Average Low 2021–2026

    47.4 °F

  • Average 2021–2026

    56.1 °F

  • Average High 2021–2026

    64.7 °F
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