Vandergrift Weather Forecast

    • 56
    • 81

    Mostly Sunny

    • 54
    • 81

    Mostly Sunny

    • 55
    • 82

    Mostly Sunny

    • 62
    • 85

    Partly Sunny

    • 68
    • 88

    Chance Rain Showers

    • 57
    • 81

    Chance Rain Showers

    • 54
    • 77

    Mostly Sunny

Today 5 Sep Westmoreland

Partly sunny with a chance of Showers with a slight chance of Thunderstorms. Near steady temperature in the upper 70s. North Winds 5 to 10 Mph. Chance of rain 50 percent.

Tonight 5 Sep Westmoreland

Mainly clear. Lows in the mid 50s. Northeast Winds around 5 Mph.

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Vandergrift Temperature Statistics

September Temperature

Butler, Butler County Airport/K W Scholter Field (23.6 miles)

  • Lowest 3 September, 2026

    66.2 °F

  • Average September

    77.3 °F

  • Highest 2 September, 2026

    91.9 °F

Climate (2021–2026)

Butler, Butler County Airport/K W Scholter Field (23.6 miles)

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  • Average Low 2021–2026

    42 °F

  • Average 2021–2026

    51.4 °F

  • Average High 2021–2026

    60.6 °F
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