Highland Terrace Weather Forecast

    • 67
    • 92

    Increasing Clouds

    • 67
    • 91

    Thunderstorms Likely

    • 48
    • 79

    Rain Showers

    • 53
    • 70

    Chance Rain Showers

    • 55
    • 71

    Rain Showers

    • 60
    • 74

    Rain Showers

    • 61
    • 80

    Rain Showers Likely

Today 18 May Washington

Sunny. Unseasonably warm. Near steady temperature in the upper 80s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 18 May Washington

Mainly clear in the Evening, then becoming mostly cloudy. Warm with Lows in the upper 60s. Southwest Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Highland Terrace Temperature Statistics

May Temperature

Pittsburgh - Allegheny County Airport (13 miles)

  • Lowest 2 May, 2026

    34 °F

  • Average May

    53.5 °F

  • Highest 5 May, 2026

    73.9 °F

Climate (2021–Present)

Pittsburgh - Allegheny County Airport (13 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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