Mertztown Weather Forecast

    • 43
    • 68

    Sunny

    • 41
    • 62

    Sunny

    • 51
    • 69

    Mostly Sunny

    • 49
    • 74

    Mostly Sunny

    • 48
    • 70

    Mostly Sunny

    • 47
    • 68

    Partly Sunny

    • 52
    • 68

    Chance Rain Showers

Today 5 Oct Berks

Mostly sunny. Highs in the upper 60s. Northwest Winds 15 to 20 Mph with Gusts up to 30 Mph.

Tonight 5 Oct Berks

Clear, cooler with Lows in the lower 40s. Northwest Winds 5 to 10 Mph. Gusts up to 25 Mph this evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mertztown Temperature Statistics

October Temperature

Allentown Queen City Municipal Airport (9.9 miles)

  • Lowest 3 October, 2026

    53.6 °F

  • Average October

    67.5 °F

  • Highest 2 October, 2026

    82.4 °F

Climate (2021–2026)

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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