Lehigh Valley International Airport Weather Forecast

    • 66
    • 86

    Partly Sunny

    • 59
    • 81

    Chance Rain Showers

    • 61
    • 83

    Chance Rain Showers

    • 63
    • 82

    Chance Rain Showers

    • 60
    • 83

    Chance Rain Showers

    • 59
    • 82

    Mostly Sunny

Today 19 Aug Lehigh

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

Tonight 19 Aug Lehigh

Partly cloudy. Lows in the mid 60s. West Winds around 5 Mph.

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Lehigh Valley International Airport Temperature Statistics

August Temperature

Allentown, Lehigh Valley International Airport (0 miles)

  • Lowest 4 August, 2026

    56.6 °F

  • Average August

    76.3 °F

  • Highest 7 August, 2026

    92.6 °F

Climate (2021–2026)

Allentown, Lehigh Valley International Airport (0 miles)

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  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    63.6 °F
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