Philadelphia International Airport Weather Forecast

    • 70
    • 97

    Mostly Sunny

    • 73
    • 97

    Hot

    • 59
    • 95

    Rain Showers

    • 53
    • 71

    Chance Rain Showers

    • 53
    • 68

    Rain Showers Likely

    • 58
    • 71

    Rain Showers Likely

Today 18 May Delaware

Mostly sunny. Hot. Near steady temperature in the lower 90s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 18 May Delaware

Mostly clear. Lows around 70. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Philadelphia International Airport Temperature Statistics

May Temperature

Philadelphia, Philadelphia International Airport (0.6 miles)

  • Lowest 1 May, 2026

    47.6 °F

  • Average May

    62.6 °F

  • Highest 5 May, 2026

    86.6 °F

Climate (2021–Present)

Philadelphia, Philadelphia International Airport (0.6 miles)

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  • Average Low 2021–2026

    50.2 °F

  • Average 2021–2026

    58.4 °F

  • Average High 2021–2026

    67 °F
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