Herminie Weather Forecast

    • 68
    • 87

    Rain Showers Likely

    • 66
    • 84

    Rain Showers

    • 57
    • 79

    Partly Sunny

    • 64
    • 80

    Rain Showers

    • 63
    • 79

    Rain Showers

    • 62
    • 78

    Chance Thunderstorms

Today 16 Sep Westmoreland

Partly cloudy. A chance of Showers and Thunderstorms in the afternoon. Unseasonably warm. Humid with Highs in the upper 80s. Southwest Winds around 5 Mph. Chance of rain 40 percent.

Tonight 16 Sep Westmoreland

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly in the evening. Warm with Lows in the upper 60s. South Winds around 5 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Herminie Temperature Statistics

September Temperature

Pittsburgh - Allegheny County Airport (12.4 miles)

  • Lowest 6 September, 2026

    57.9 °F

  • Average September

    73 °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

    46.1 °F

  • Average 2021–2026

    54.7 °F

  • Average High 2021–2026

    63.3 °F
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