Parnassus Weather Forecast

    • 66
    • 81

    Rain Showers

    • 62
    • 82

    Chance Thunderstorms

    • 67
    • 85

    Chance Thunderstorms

    • 67
    • 85

    Rain Showers Likely

    • 67
    • 85

    Chance Thunderstorms

    • 67
    • 86

    Chance Thunderstorms

Today 2 Aug Westmoreland

Showers and scattered Thunderstorms in the Morning, then numerous Showers and Thunderstorms in the afternoon. Some Thunderstorms may produce heavy rainfall in the morning. Some Thunderstorms may produce heavy rainfall in the afternoon. Humid with Highs in the upper 70s. Southeast Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain near 100 percent.

Tonight 2 Aug Westmoreland

Mostly cloudy. Numerous Showers and Thunderstorms, mainly in the evening. Patchy fog after midnight. Some Thunderstorms may produce heavy rainfall in the evening. Humid with Lows in the mid 60s. Southeast Winds 5 to 10 Mph, becoming southwest after midnight. Chance of rain 70 percent.

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Parnassus Temperature Statistics

August Temperature

Pittsburgh - Allegheny County Airport (16.2 miles)

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Climate (2021–2026)

Pittsburgh - Allegheny County Airport (16.2 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    63.3 °F
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