Delaware River - Fieldsboro Weather Forecast

    • 61
    • 83

    Partly Sunny

    • 57
    • 79

    Partly Sunny

    • 58
    • 81

    Mostly Sunny

    • 62
    • 84

    Partly Sunny

    • 69
    • 85

    Partly Sunny

    • 62
    • 87

    Partly Sunny

Today 5 Sep Northwestern Burlington

Mostly sunny. Highs in the lower 80s. North Winds around 5 Mph.

Tonight 5 Sep Northwestern Burlington

Partly cloudy in the Evening, then becoming mostly clear. Lows around 60. Northeast Winds around 5 Mph.

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Delaware River - Fieldsboro Temperature Statistics

September Temperature

Trenton, Mercer County Airport (9.9 miles)

  • Lowest 2 September, 2026

    66.9 °F

  • Average September

    74.5 °F

  • Highest 1 September, 2026

    88.6 °F

Climate (2021–2026)

Trenton, Mercer County Airport (9.9 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    55.3 °F

  • Average High 2021–2026

    64.5 °F
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