Foss State Park Weather Forecast

    • 72
    • 100

    Chance Thunderstorms

    • 69
    • 92

    Slight Chance Thunderstorms

    • 71
    • 91

    Mostly Sunny

    • 73
    • 93

    Mostly Sunny

    • 77
    • 98

    Hot

    • 76
    • 100

    Slight Chance Thunderstorms

    • 76
    • 97

    Hot

Today 4 Jul Custer

Sunny with a slight chance of Showers and Thunderstorms. Hot. Near steady temperature around 100. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent.

Tonight 4 Jul Custer

Mostly cloudy with a chance of Showers. A chance of Thunderstorms, mainly this evening. Lows in the lower 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph, becoming east 5 to 10 Mph after midnight. Chance of rain 30 percent.

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Foss State Park Temperature Statistics

July Temperature

Elk City Regional Business Airport (12.4 miles)

  • Lowest 2 July, 2026

    73.6 °F

  • Average July

    83.6 °F

  • Highest 2 July, 2026

    97 °F

Climate (2021–2026)

Elk City Regional Business Airport (12.4 miles)

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  • Average Low 2021–2026

    49.6 °F

  • Average 2021–2026

    61.5 °F

  • Average High 2021–2026

    74.5 °F
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