South Greensburg Weather Forecast

    • 18
    • 33

    Snow Showers

    • 13
    • 35

    Snow Showers

    • 13
    • 20

    Snow Showers

    • 15
    • 23

    Mostly Cloudy

    • 25
    • 34

    Mostly Cloudy

    • 35
    • 44

    Mostly Cloudy

Today 12 Dec Westmoreland

Partly sunny in the Morning, then becoming partly cloudy. Highs in the lower 30s. Southwest Winds around 5 Mph.

Tonight 12 Dec Westmoreland

Mainly clear in the Evening, then mostly cloudy with a slight chance of freezing drizzle with isolated snow Showers after midnight. Lows around 18. Temperatures rising into the mid 20s after midnight. Southeast Winds around 5 Mph, becoming southwest after midnight. Chance of precipitation 20 percent.

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South Greensburg Temperature Statistics

December Temperature

Latrobe / Westmorland (7.5 miles)

  • Lowest 9 December, 2025

    10.4 °F

  • Average December

    28.2 °F

  • Highest 7 December, 2025

    37.4 °F

Climate (2020–Present)

Latrobe / Westmorland (7.5 miles)

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  • Average Low 2020–2025

    43.7 °F

  • Average 2020–2025

    51.4 °F

  • Average High 2020–2025

    62.6 °F
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