Delaware River - Newbold Island Weather Forecast

    • 52
    • 74

    Rain Showers

    • 50
    • 75

    Mostly Sunny

    • 55
    • 76

    Slight Chance Rain Showers

    • 53
    • 73

    Slight Chance Rain Showers

    • 56
    • 80

    Mostly Sunny

    • 52
    • 75

    Mostly Sunny

Today 7 Sep Northwestern Burlington

Showers. Not as warm with Highs in the lower 70s. Northwest Winds around 5 Mph. Chance of rain 90 percent.

Tonight 7 Sep Northwestern Burlington

Mostly clear. Lows in the lower 50s. West Winds around 5 Mph, becoming north around 5 Mph after midnight.

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Delaware River - Newbold Island Temperature Statistics

September Temperature

Trenton, Mercer County Airport (9.9 miles)

  • Lowest 3 September, 2025

    54 °F

  • Average September

    68.5 °F

  • Highest 5 September, 2025

    86 °F

Climate (2020–Present)

Trenton, Mercer County Airport (9.9 miles)

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  • Average Low 2020–2025

    46.2 °F

  • Average 2020–2025

    55.3 °F

  • Average High 2020–2025

    64.4 °F
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