Duncansville Weather Forecast

    • 54
    • 73

    Slight Chance Thunderstorms

    • 54
    • 72

    Mostly Sunny

    • 54
    • 77

    Mostly Sunny

    • 60
    • 81

    Partly Sunny

    • 62
    • 83

    Chance Thunderstorms

    • 59
    • 82

    Slight Chance Thunderstorms

Today 23 Aug Blair

Mostly sunny. Scattered Showers with isolated Thunderstorms this afternoon. Some Thunderstorms may produce gusty Winds and small hail this afternoon. Highs in the lower 70s. West Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 30 percent.

Tonight 23 Aug Blair

Mostly clear in the Evening, then becoming partly cloudy. Isolated Showers. Lows in the mid 50s. West Winds 5 to 10 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

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Duncansville Temperature Statistics

August Temperature

Altoona - Blair County Airport (9.9 miles)

  • Lowest 4 August, 2026

    54.6 °F

  • Average August

    71.7 °F

  • Highest 7 August, 2026

    84.7 °F

Climate (2021–2026)

Altoona - Blair County Airport (9.9 miles)

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  • Average Low 2021–2026

    43.1 °F

  • Average 2021–2026

    52.6 °F

  • Average High 2021–2026

    62.2 °F
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