Jeannette Weather Forecast

    • 56
    • 78

    Slight Chance Thunderstorms

    • 54
    • 78

    Mostly Sunny

    • 55
    • 80

    Mostly Sunny

    • 62
    • 83

    Partly Sunny

    • 67
    • 86

    Chance Rain Showers

    • 57
    • 79

    Chance Rain Showers

    • 54
    • 75

    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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  • Temperature Forecast NOAA

  • Temperature Real-Time

Jeannette Temperature Statistics

September Temperature

Latrobe / Westmorland (11.2 miles)

  • Lowest 3 September, 2026

    68 °F

  • Average September

    76.7 °F

  • Highest 2 September, 2026

    91.4 °F

Climate (2021–2026)

Latrobe / Westmorland (11.2 miles)

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  • Average Low 2021–2026

    43.6 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    62.8 °F
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