Delaware River - Penn Treaty Park Weather Forecast

    • 71
    • 86

    Slight Chance Thunderstorms

    • 72
    • 84

    Chance Thunderstorms

    • 67
    • 90

    Chance Thunderstorms

    • 64
    • 83

    Mostly Sunny

    • 67
    • 85

    Slight Chance Rain Showers

    • 71
    • 87

    Chance Rain Showers

    • 76
    • 91

    Chance Rain Showers

Today 18 Jul Philadelphia

Sunny, hot with Highs in the mid 80s. Northwest Winds 5 to 10 Mph.

Tonight 18 Jul Philadelphia

Partly cloudy in the Evening, then becoming mostly cloudy. Lows around 70. North Winds around 5 Mph in the Evening, becoming light and variable.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Delaware River - Penn Treaty Park Temperature Statistics

July Temperature

Philadelphia, Philadelphia International Airport (8.1 miles)

  • Lowest 5 July, 2025

    66.7 °F

  • Average July

    80.6 °F

  • Highest 8 July, 2025

    96.7 °F

Climate (2020–Present)

Philadelphia, Philadelphia International Airport (8.1 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    50.3 °F

  • Average 2020–2025

    58.4 °F

  • Average High 2020–2025

    66.9 °F
Get WillyWeather+ to remove ads