Delaware River - Penn Treaty Park Weather Forecast

    • 30
    • 36

    Chance Snow

    • 30
    • 41

    Rain/Snow Likely

    • 21
    • 35

    Chance Snow

    • 13
    • 35

    Mostly Sunny

    • 13
    • 22

    Mostly Sunny

    • 26
    • 34

    Mostly Cloudy

    • 22
    • 41

    Mostly Cloudy

Today 16 Jan Philadelphia

Sunny. Near steady temperature in the mid 30s. Southwest Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 16 Jan Philadelphia

Partly cloudy in the Evening, then mostly cloudy with a chance of snow after midnight. Little or no snow accumulation. Cold with Lows in the upper 20s. South Winds around 5 Mph. Chance of snow 40 percent.

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Delaware River - Penn Treaty Park Temperature Statistics

January Temperature

Philadelphia, Philadelphia International Airport (8.1 miles)

  • Lowest 3 January, 2026

    23 °F

  • Average January

    38.7 °F

  • Highest 7 January, 2026

    57 °F

Climate (2021–Present)

Philadelphia, Philadelphia International Airport (8.1 miles)

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  • Average Low 2021–2026

    50.3 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    66.9 °F
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