Kooser State Park Weather Forecast

    • 56
    • 74

    Mostly Sunny

    • 64
    • 82

    Slight Chance Rain Showers

    • 63
    • 78

    Rain Showers Likely

    • 53
    • 73

    Chance Rain Showers

    • 60
    • 73

    Chance Rain Showers

    • 60
    • 75

    Rain Showers Likely

    • 58
    • 72

    Chance Rain Showers

Today 15 Sep Somerset

Sunny. Highs in the mid 70s. South Winds 5 to 10 Mph.

Tonight 15 Sep Somerset

Mostly clear. Lows in the mid 50s. South Winds 5 to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Kooser State Park Temperature Statistics

September Temperature

Latrobe / Westmorland (17.4 miles)

  • Lowest 7 September, 2026

    53.6 °F

  • Average September

    70.6 °F

  • Highest 2 September, 2026

    91.4 °F

Climate (2021–2026)

Latrobe / Westmorland (17.4 miles)

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  • Average Low 2021–2026

    43.7 °F

  • Average 2021–2026

    51.5 °F

  • Average High 2021–2026

    62.8 °F
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