South River Weather Forecast

    • 60
    • 84

    Increasing Clouds

    • 60
    • 82

    Partly Sunny

    • 60
    • 80

    Partly Sunny

    • 60
    • 79

    Mostly Cloudy

    • 61
    • 80

    Chance Rain Showers

    • 61
    • 85

    Partly Sunny

Today 14 Sep Middlesex

Patchy fog in the morning. Sunny. Highs in the mid 80s. West Winds around 5 Mph, becoming north in the afternoon.

Tonight 14 Sep Middlesex

Partly cloudy. Patchy fog after midnight. Lows around 60. East Winds around 5 Mph in the Evening, becoming light and variable.

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South River Temperature Statistics

September Temperature

Linden Airport (13.7 miles)

  • Lowest 8 September, 2025

    54.3 °F

  • Average September

    69.1 °F

  • Highest 6 September, 2025

    88.9 °F

Climate (2020–Present)

Linden Airport (13.7 miles)

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  • Average Low 2020–2025

    48.1 °F

  • Average 2020–2025

    55.7 °F

  • Average High 2020–2025

    64 °F
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