Herminie Weather Forecast

    • 60
    • 78

    Mostly Cloudy

    • 65
    • 82

    Partly Sunny

    • 49
    • 76

    Rain Showers

    • 49
    • 68

    Mostly Cloudy

    • 46
    • 69

    Slight Chance Rain Showers

    • 37
    • 62

    Mostly Sunny

Today 30 Sep Westmoreland

Partly cloudy this Morning, then becoming partly sunny. Patchy fog this morning. Highs in the mid 70s. South Winds around 5 Mph.

Tonight 30 Sep Westmoreland

Considerable cloudiness. Lows in the lower 60s. South Winds around 5 Mph.

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Herminie Temperature Statistics

September Temperature

Pittsburgh - Allegheny County Airport (12.4 miles)

  • Lowest 25 September, 2026

    44.1 °F

  • Average September

    68 °F

  • Highest 2 September, 2026

    91 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (12.4 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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