Parnassus Weather Forecast

    • 28
    • 49

    Becoming Sunny

    • 53
    • 66

    Partly Sunny

    • 46
    • 72

    Rain Showers

    • 53
    • 78

    Partly Sunny

    • 58
    • 81

    Rain Showers Likely

    • 50
    • 72

    Rain Showers Likely

Today 20 Apr Westmoreland

Partly cloudy with isolated snow Showers in the Morning, then partly sunny in the afternoon. Cool with Highs in the upper 40s. Northwest Winds 10 to 15 Mph. Chance of snow 20 percent.

Tonight 20 Apr Westmoreland

Mainly clear. Widespread frost after midnight. Lows in the upper 20s. Northwest Winds 5 to 10 Mph, becoming east after midnight.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Parnassus Temperature Statistics

April Temperature

Pittsburgh - Allegheny County Airport (16.2 miles)

  • Lowest 8 April, 2026

    26.1 °F

  • Average April

    59.2 °F

  • Highest 15 April, 2026

    82.9 °F

Climate (2021–Present)

Pittsburgh - Allegheny County Airport (16.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    63.4 °F
Get WillyWeather+ to remove ads