Delaware River - Fort Mifflin Weather Forecast

    • 52
    • 57

    Rain

    • 58
    • 68

    Rain

    • 60
    • 78

    Chance Rain Showers

    • 62
    • 78

    Mostly Cloudy

    • 64
    • 83

    Mostly Cloudy

    • 59
    • 80

    Chance Rain Showers

Today 23 May Philadelphia

Rain. Near steady temperature in the lower 50s. East Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain near 100 percent.

Tonight 23 May Philadelphia

Rain. Near steady temperature in the lower 50s. East Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain near 100 percent.

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  • Temperature Real-Time

Delaware River - Fort Mifflin Temperature Statistics

May Temperature

Philadelphia, Philadelphia International Airport (0.6 miles)

  • Lowest 1 May, 2026

    47.6 °F

  • Average May

    66.3 °F

  • Highest 19 May, 2026

    97 °F

Climate (2021–Present)

Philadelphia, Philadelphia International Airport (0.6 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    67 °F
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