Stewartsville Weather Forecast

    • 59
    • 76

    Partly Sunny

    • 60
    • 76

    Mostly Cloudy

    • 59
    • 77

    Chance Rain Showers

    • 58
    • 81

    Mostly Sunny

    • 60
    • 83

    Mostly Sunny

    • 64
    • 85

    Chance Rain Showers

    • 60
    • 81

    Chance Rain Showers

Today 18 Aug Warren

Mostly cloudy this Morning, then becoming partly sunny. Not as warm with Highs in the mid 70s. Northeast Winds 5 to 10 Mph. Gusts up to 25 Mph this morning.

Tonight 18 Aug Warren

Partly cloudy. Lows in the upper 50s. East Winds around 5 Mph.

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Stewartsville Temperature Statistics

August Temperature

Allentown, Lehigh Valley International Airport (17.4 miles)

  • Lowest 3 August, 2025

    53.7 °F

  • Average August

    73.7 °F

  • Highest 12 August, 2025

    92.6 °F

Climate (2020–Present)

Allentown, Lehigh Valley International Airport (17.4 miles)

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  • Average Low 2020–2025

    43.8 °F

  • Average 2020–2025

    53.8 °F

  • Average High 2020–2025

    63.5 °F
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