Stewartsville Weather Forecast

    • 28
    • 66

    Rain Showers

    • 22
    • 39

    Partly Sunny

    • 25
    • 39

    Mostly Cloudy

    • 32
    • 47

    Mostly Cloudy

    • 34
    • 55

    Mostly Cloudy

    • 34
    • 53

    Slight Chance Rain Showers

Today 16 Mar Warren

Showers with a chance of Thunderstorms. Some Thunderstorms may be severe with damaging Winds and small hail this afternoon. Locally heavy rainfall possible this afternoon. Much warmer with Highs in the mid 60s. South Winds 15 to 20 Mph. Gusts up to 30 Mph, increasing to 40 Mph this afternoon. Chance of rain 90 percent.

Tonight 16 Mar Warren

Rain Showers with a chance of Thunderstorms in the Evening, then rain Showers after midnight. Some Thunderstorms may be severe with damaging Winds and small hail. Locally heavy rainfall possible in the evening. Colder with Lows in the upper 20s. South Winds 15 to 20 Mph, becoming west after midnight. Gusts up to 45 Mph. Chance of rain near 100 percent.

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Stewartsville Temperature Statistics

March Temperature

Allentown, Lehigh Valley International Airport (17.4 miles)

  • Lowest 2 March, 2026

    16.6 °F

  • Average March

    43.4 °F

  • Highest 10 March, 2026

    80.1 °F

Climate (2021–Present)

Allentown, Lehigh Valley International Airport (17.4 miles)

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  • Average Low 2021–2026

    43.5 °F

  • Average 2021–2026

    53.7 °F

  • Average High 2021–2026

    63.4 °F
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