Pittsburgh Weather Forecast

    • 56
    • 65

    Rain Showers

    • 61
    • 79

    Rain Showers Likely

    • 62
    • 82

    Chance Rain Showers

    • 65
    • 84

    Chance Rain Showers

    • 64
    • 83

    Chance Rain Showers

    • 57
    • 83

    Chance Rain Showers

Today 23 May Allegheny

Considerable cloudiness with a chance of Showers with a slight chance of Thunderstorms. Highs in the lower 60s. Southeast Winds around 15 Mph with Gusts up to 30 Mph. Chance of rain 50 percent.

Tonight 23 May Allegheny

Considerable cloudiness with a slight chance of Thunderstorms. A chance of Showers in the Evening, then Showers likely after midnight. Lows in the mid 50s. Southeast Winds 10 to 15 Mph with Gusts up to 30 Mph. Chance of rain 70 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Pittsburgh Temperature Statistics

May Temperature

Pittsburgh - Allegheny County Airport (6.8 miles)

  • Lowest 2 May, 2026

    34 °F

  • Average May

    57.3 °F

  • Highest 18 May, 2026

    87.1 °F

Climate (2021–Present)

Pittsburgh - Allegheny County Airport (6.8 miles)

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  • Average Low 2021–2026

    46 °F

  • Average 2021–2026

    54.6 °F

  • Average High 2021–2026

    63.4 °F
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