Irwin Weather Forecast

    • 69
    • 88

    Becoming Sunny

    • 74
    • 92

    Slight Chance Thunderstorms

    • 74
    • 96

    Mostly Sunny

    • 74
    • 97

    Hot

    • 73
    • 96

    Chance Thunderstorms

    • 70
    • 92

    Chance Thunderstorms

Today 29 Jun Westmoreland

Areas of fog this morning. Partly cloudy. Highs in the upper 80s. Light and variable Winds.

Tonight 29 Jun Westmoreland

Mainly clear. Humid with Lows in the upper 60s. Southeast Winds around 5 Mph.

Graph Plots Open in Graphs

  • Temperature Forecast NOAA

  • Temperature Real-Time

Irwin Temperature Statistics

June Temperature

Pittsburgh - Allegheny County Airport (11.2 miles)

  • Lowest 16 June, 2026

    50 °F

  • Average June

    69.5 °F

  • Highest 11 June, 2026

    88 °F

Climate (2021–2026)

Pittsburgh - Allegheny County Airport (11.2 miles)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    63.3 °F
Get WillyWeather+ to remove ads