Macungie Weather Forecast

    • 52
    • 74

    Mostly Sunny

    • 64
    • 82

    Partly Sunny

    • 66
    • 85

    Partly Sunny

    • 55
    • 80

    Partly Sunny

    • 59
    • 74

    Chance Rain Showers

    • 60
    • 74

    Rain Showers Likely

    • 59
    • 74

    Chance Rain Showers

Today 15 Sep Lehigh

Sunny. Highs in the lower 70s. East Winds around 5 Mph, becoming south around 5 Mph this afternoon.

Tonight 15 Sep Lehigh

Mostly clear. Lows in the lower 50s. South Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Macungie Temperature Statistics

September Temperature

Allentown Queen City Municipal Airport (5 miles)

  • Lowest 7 September, 2026

    53.6 °F

  • Average September

    71.7 °F

  • Highest 1 September, 2026

    87.8 °F

Climate (2021–2026)

Allentown Queen City Municipal Airport (5 miles)

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  • Average Low 2021–2026

    45.8 °F

  • Average 2021–2026

    54.9 °F

  • Average High 2021–2026

    64 °F
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