Parnassus Weather Forecast

    • -10
    • 15

    Partly Sunny

    • -1
    • 16

    Mostly Cloudy

    • 3
    • 20

    Mostly Cloudy

    • 15
    • 25

    Mostly Cloudy

    • 16
    • 31

    Chance Snow

    • 12
    • 29

    Chance Snow

    • 10
    • 26

    Chance Snow

Today 30 Jan Westmoreland

Partly cloudy. Very cold. Near steady temperature around 12. Northwest Winds around 5 Mph.

Tonight 30 Jan Westmoreland

Partly cloudy. Frigid. Lows around 10 below. Northwest Winds around 5 Mph late this Evening, becoming light and variable.

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  • Temperature Forecast NOAA

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Parnassus Temperature Statistics

January Temperature

Pittsburgh - Allegheny County Airport (16.2 miles)

  • Lowest 24 January, 2026

    0 °F

  • Average January

    26 °F

  • Highest 9 January, 2026

    64.9 °F

Climate (2021–Present)

Pittsburgh - Allegheny County Airport (16.2 miles)

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  • Average Low 2021–2026

    45.9 °F

  • Average 2021–2026

    54.5 °F

  • Average High 2021–2026

    63.2 °F
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