Coraopolis Weather Forecast

    • 49
    • 70

    Chance Rain Showers

    • 45
    • 70

    Mostly Sunny

    • 48
    • 72

    Sunny

    • 50
    • 76

    Mostly Sunny

    • 54
    • 80

    Mostly Sunny

    • 54
    • 81

    Mostly Sunny

Today 6 Sep Allegheny

Showers likely with a slight chance of Thunderstorms in the Morning, then a chance of Showers in the afternoon. Highs in the upper 60s. Southwest Winds 5 to 10 Mph. Chance of rain 70 percent.

Tonight 6 Sep Allegheny

Partly cloudy. Lows in the upper 40s. Southwest Winds around 5 Mph.

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Coraopolis Temperature Statistics

September Temperature

Pittsburgh, Pittsburgh International Airport (5 miles)

  • Lowest 1 September, 2025

    50 °F

  • Average September

    66.1 °F

  • Highest 3 September, 2025

    82 °F

Climate (2020–Present)

Pittsburgh, Pittsburgh International Airport (5 miles)

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  • Average Low 2020–2025

    45.1 °F

  • Average 2020–2025

    54 °F

  • Average High 2020–2025

    63.1 °F
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