Fort Washington State Park Weather Forecast

    • 66
    • 86

    Isolated Thunderstorms

    • 70
    • 87

    Mostly Sunny

    • 66
    • 84

    Rain Showers Likely

    • 66
    • 84

    Chance Rain Showers

    • 66
    • 82

    Chance Rain Showers

    • 64
    • 84

    Chance Rain Showers

Today 18 Aug Eastern Montgomery

Partly sunny with isolated Showers and Thunderstorms. Hot. Near steady temperature in the mid 80s. Northwest Winds around 5 Mph. Chance of rain 20 percent.

Tonight 18 Aug Eastern Montgomery

Partly cloudy in the Evening, then becoming mostly clear. Humid with Lows in the mid 60s. West Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fort Washington State Park Temperature Statistics

August Temperature

Philadelphia - Wings Field Airport (1.9 miles)

  • Lowest 4 August, 2026

    60.8 °F

  • Average August

    76.5 °F

  • Highest 6 August, 2026

    91.4 °F

Climate (2021–2026)

Philadelphia - Wings Field Airport (1.9 miles)

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  • Average Low 2021–2026

    44.6 °F

  • Average 2021–2026

    55.1 °F

  • Average High 2021–2026

    64.4 °F
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