Delaware River - Echo Point Weather Forecast

    • 71
    • 89

    Chance Thunderstorms

    • 64
    • 86

    Chance Thunderstorms

    • 61
    • 81

    Partly Sunny

    • 56
    • 77

    Mostly Sunny

    • 58
    • 80

    Mostly Sunny

    • 60
    • 82

    Partly Sunny

    • 67
    • 82

    Partly Sunny

Today 3 Sep Lower Bucks

Mostly cloudy with Showers likely with a chance of Thunderstorms this Morning, then partly sunny with a slight chance of Showers and Thunderstorms this afternoon. Locally heavy rainfall possible this morning. Warmer with Highs in the upper 80s. Southwest Winds 5 to 10 Mph. Chance of rain 60 percent.

Tonight 3 Sep Lower Bucks

Mostly cloudy with a chance of Thunderstorms. A chance of Showers this Evening, then Showers likely after midnight. Lows in the lower 70s. West Winds around 5 Mph. Chance of rain 60 percent.

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Delaware River - Echo Point Temperature Statistics

September Temperature

Trenton, Mercer County Airport (8.7 miles)

  • Lowest 1 September, 2026

    71.1 °F

  • Average September

    76.9 °F

  • Highest 1 September, 2026

    88 °F

Climate (2021–2026)

Trenton, Mercer County Airport (8.7 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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