Foss State Park Weather Forecast

    • 59
    • 76

    Slight Chance Thunderstorms

    • 60
    • 79

    Mostly Sunny

    • 61
    • 81

    Mostly Sunny

    • 61
    • 80

    Rain Showers

    • 62
    • 77

    Chance Thunderstorms

    • 64
    • 82

    Slight Chance Thunderstorms

Today 23 May Custer

Mostly sunny with a slight chance of Showers and Thunderstorms. Near steady temperature in the mid 70s. East Winds 5 to 10 Mph with Gusts up to 20 Mph. Chance of rain 20 percent.

Tonight 23 May Custer

Partly cloudy with a slight chance of Showers and Thunderstorms. Lows in the upper 50s. East Winds 5 to 10 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Foss State Park Temperature Statistics

May Temperature

Elk City Regional Business Airport (12.4 miles)

  • Lowest 7 May, 2026

    41.9 °F

  • Average May

    67.7 °F

  • Highest 15 May, 2026

    100.6 °F

Climate (2021–Present)

Elk City Regional Business Airport (12.4 miles)

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  • Average Low 2021–2026

    49.6 °F

  • Average 2021–2026

    61.4 °F

  • Average High 2021–2026

    74.4 °F
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