John Heinz National Wildlife Refuge Weather Forecast

    • 65
    • 85

    Becoming Sunny

    • 72
    • 92

    Sunny

    • 75
    • 99

    Hot

    • 73
    • 93

    Partly Sunny

    • 72
    • 92

    Slight Chance Thunderstorms

    • 70
    • 90

    Chance Rain Showers

Today 13 Jul Philadelphia

Sunny, hot with Highs in the mid 80s. Light and variable Winds, becoming south around 5 Mph in the afternoon.

Tonight 13 Jul Philadelphia

Clear. Lows in the mid 60s. Southwest Winds 5 to 10 Mph.

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  • Temperature Real-Time

John Heinz National Wildlife Refuge Temperature Statistics

July Temperature

Philadelphia, Philadelphia International Airport (1.9 miles)

  • Lowest 7 July, 2026

    69.7 °F

  • Average July

    83.1 °F

  • Highest 2 July, 2026

    103.6 °F

Climate (2021–2026)

Philadelphia, Philadelphia International Airport (1.9 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    58.5 °F

  • Average High 2021–2026

    67.1 °F
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