Arrochar Weather Forecast

    • 64
    • 71

    Rain Showers Likely

    • 65
    • 80

    Partly Sunny

    • 59
    • 82

    Mostly Sunny

    • 59
    • 70

    Mostly Sunny

    • 61
    • 70

    Partly Sunny

    • 62
    • 74

    Partly Sunny

    • 65
    • 78

    Partly Sunny

Today 17 Sep Richmond (Staten Is.)

Showers likely with a chance of Thunderstorms. Highs around 70. Northeast Winds 10 to 15 Mph. Chance of rain 70 percent.

Tonight 17 Sep Richmond (Staten Is.)

Cloudy. Showers likely with a chance of Thunderstorms in the Evening, then a chance of Showers after midnight. Patchy fog after midnight. Lows in the mid 60s. Northeast Winds 10 to 15 Mph. Chance of rain 70 percent.

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Arrochar Temperature Statistics

September Temperature

Newark, Newark International Airport (7.5 miles)

  • Lowest 9 September, 2025

    57 °F

  • Average September

    70.9 °F

  • Highest 6 September, 2025

    90 °F

Climate (2020–Present)

Newark, Newark International Airport (7.5 miles)

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  • Average Low 2020–2025

    50 °F

  • Average 2020–2025

    58.1 °F

  • Average High 2020–2025

    66.4 °F
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