Webster Weather Forecast

    • 53
    • 74

    Gradual Clearing

    • 59
    • 78

    Mostly Cloudy

    • 63
    • 83

    Partly Sunny

    • 56
    • 81

    Chance Rain Showers

    • 56
    • 70

    Rain Showers Likely

    • 47
    • 68

    Chance Rain Showers

Today 29 Sep Westmoreland

Patchy fog this morning. Considerable cloudiness. Highs in the lower 70s. Light and variable Winds.

Tonight 29 Sep Westmoreland

Mainly clear. Patchy fog in the Evening, then Areas of fog after midnight. Lows in the lower 50s. Light and variable Winds.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Webster Temperature Statistics

September Temperature

Pittsburgh - Allegheny County Airport (11.8 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 (11.8 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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