John Heinz National Wildlife Refuge Weather Forecast

    • 69
    • 73

    Chance Thunderstorms

    • 73
    • 91

    Rain Showers Likely

    • 73
    • 90

    Slight Chance Thunderstorms

    • 74
    • 91

    Chance Thunderstorms

    • 72
    • 88

    Rain Showers Likely

    • 70
    • 88

    Mostly Sunny

Today 27 Jun Philadelphia

Cloudy with isolated Showers. Not as warm with Highs in the lower 70s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

Tonight 27 Jun Philadelphia

Cloudy with a chance of Showers and Thunderstorms. Humid. Near steady temperature in the upper 60s. East Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

John Heinz National Wildlife Refuge Temperature Statistics

June Temperature

Philadelphia, Philadelphia International Airport (1.9 miles)

  • Lowest 1 June, 2025

    52.6 °F

  • Average June

    75 °F

  • Highest 24 June, 2025

    101.6 °F

Climate (2020–Present)

Philadelphia, Philadelphia International Airport (1.9 miles)

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  • Average Low 2020–2025

    50.3 °F

  • Average 2020–2025

    58.4 °F

  • Average High 2020–2025

    66.9 °F
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