Mertztown Weather Forecast

    • 48
    • 52

    Chance Rain Showers

Today 23 May Berks

Rain. Much cooler with Highs in the lower 50s. East Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

Tonight 23 May Berks

Rain. Near steady temperature around 50. East Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of rain near 100 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mertztown Temperature Statistics

May Temperature

Allentown Queen City Municipal Airport (9.9 miles)

  • Lowest 1 May, 2026

    37.4 °F

  • Average May

    61.4 °F

  • Highest 18 May, 2026

    93.2 °F

Climate (2021–Present)

Allentown Queen City Municipal Airport (9.9 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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