Germansville Weather Forecast

    • 58
    • 69

    Rain Showers Likely

    • 57
    • 82

    Mostly Sunny

    • 50
    • 80

    Mostly Sunny

    • 49
    • 74

    Mostly Sunny

    • 52
    • 75

    Partly Sunny

    • 57
    • 79

    Partly Sunny

Today 17 Sep Lehigh

Cloudy with a chance of Showers. A slight chance of Thunderstorms late this Morning, then a chance of Thunderstorms this afternoon. Highs in the upper 60s. Northeast Winds around 10 Mph with Gusts up to 20 Mph. Chance of rain 50 percent.

Tonight 17 Sep Lehigh

Mostly cloudy. A chance of Showers and Thunderstorms in the Evening, then a slight chance of Showers after midnight. Lows in the upper 50s. Northeast Winds 5 to 10 Mph. Chance of rain 40 percent.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Germansville Temperature Statistics

September Temperature

Allentown, Lehigh Valley International Airport (13.7 miles)

  • Lowest 8 September, 2025

    48 °F

  • Average September

    67.1 °F

  • Highest 4 September, 2025

    82.9 °F

Climate (2020–Present)

Allentown, Lehigh Valley International Airport (13.7 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    43.7 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    63.5 °F
Get WillyWeather+ to remove ads