Delaware River - Chester Island Weather Forecast

    • 59
    • 68

    Chance Rain

    • 57
    • 63

    Rain

    • 56
    • 62

    Rain Likely

    • 54
    • 70

    Partly Sunny

    • 44
    • 68

    Mostly Sunny

    • 42
    • 59

    Mostly Sunny

    • 45
    • 61

    Mostly Sunny

Today 11 Oct Gloucester

Mostly cloudy with a 50 percent chance of Showers. Highs in the upper 60s. East Winds 5 to 10 Mph.

Tonight 11 Oct Gloucester

Cloudy with a 50 percent chance of rain. Not as cool with Lows in the upper 50s. East Winds 10 to 15 Mph with Gusts up to 25 Mph.

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Delaware River - Chester Island Temperature Statistics

October Temperature

Philadelphia, Philadelphia International Airport (6.2 miles)

  • Lowest 9 October, 2025

    48.9 °F

  • Average October

    66.3 °F

  • Highest 5 October, 2025

    82.9 °F

Climate (2020–Present)

Philadelphia, Philadelphia International Airport (6.2 miles)

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  • Average Low 2020–2025

    50.4 °F

  • Average 2020–2025

    58.5 °F

  • Average High 2020–2025

    67 °F
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