Foss State Park Weather Forecast

    • 66
    • 92

    Slight Chance Thunderstorms

    • 63
    • 82

    Slight Chance Rain Showers

    • 61
    • 81

    Mostly Cloudy

    • 62
    • 81

    Chance Rain Showers

    • 64
    • 81

    Chance Thunderstorms

    • 64
    • 79

    Chance Rain Showers

Today 20 Sep Custer

Mostly cloudy this Morning, then becoming mostly sunny. A slight chance of Thunderstorms. A chance of Showers, mainly this morning. Highs in the mid 90s. South Winds 5 to 10 Mph with Gusts up to 20 Mph, becoming north this afternoon. Chance of rain 30 percent.

Tonight 20 Sep Custer

A slight chance of Thunderstorms in the evening. Partly cloudy with a slight chance of Showers. Lows in the mid 60s. Northeast Winds around 10 Mph. Chance of rain 20 percent.

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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 16 September, 2026

    65.8 °F

  • Average September

    86.3 °F

  • Highest 12 September, 2026

    104.2 °F

Climate (2021–2026)

Elk City Regional Business Airport (12.4 miles)

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  • Average Low 2021–2026

    49.9 °F

  • Average 2021–2026

    61.8 °F

  • Average High 2021–2026

    74.9 °F
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