Foss State Park Weather Forecast

    • 78
    • 99

    Hot

    • 79
    • 98

    Hot

    • 76
    • 98

    Slight Chance Thunderstorms

    • 75
    • 95

    Mostly Sunny

    • 70
    • 93

    Chance Rain Showers

    • 66
    • 88

    Chance Rain Showers

Today 13 Sep Custer

Mostly sunny. Hot with Highs around 102. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

Tonight 13 Sep Custer

Clear. Lows in the mid 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Foss State Park Temperature Statistics

September Temperature

Elk City Regional Business Airport (12.4 miles)

  • Lowest 1 September, 2026

    71.2 °F

  • Average September

    86.9 °F

  • Highest 9 September, 2026

    102.6 °F

Climate (2021–2026)

Elk City Regional Business Airport (12.4 miles)

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  • Average Low 2021–2026

    49.8 °F

  • Average 2021–2026

    61.8 °F

  • Average High 2021–2026

    74.8 °F
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