Mertztown Weather Forecast

    • 62
    • 75

    Chance Rain Showers

    • 65
    • 80

    Partly Sunny

    • 69
    • 81

    Rain Showers Likely

    • 68
    • 84

    Chance Thunderstorms

    • 64
    • 83

    Chance Thunderstorms

    • 64
    • 84

    Slight Chance Thunderstorms

Today 7 Jul Berks

Cloudy in the Morning, then becoming partly sunny. Patchy fog in the morning. A chance of Showers. A slight chance of Thunderstorms in the afternoon. Humid with Highs in the mid 70s. Northeast Winds 5 to 10 Mph. Chance of rain 40 percent.

Tonight 7 Jul Berks

Mostly cloudy. A chance of Showers in the evening. Humid with Lows in the lower 60s. Northeast Winds 5 to 10 Mph. Chance of rain 30 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Mertztown Temperature Statistics

July Temperature

Allentown Queen City Municipal Airport (9.9 miles)

  • Lowest 1 July, 2026

    71.6 °F

  • Average July

    86.3 °F

  • Highest 2 July, 2026

    100.4 °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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