Foss Reservoir Weather Forecast

    • 77
    • 99

    Slight Chance Thunderstorms

    • 71
    • 95

    Chance Rain Showers

    • 67
    • 89

    Mostly Sunny

    • 68
    • 89

    Sunny

    • 72
    • 92

    Sunny

    • 74
    • 94

    Mostly Sunny

Today 30 Jul Custer

Sunny, hot. Near steady temperature around 102. South Winds 10 to 15 Mph.

Tonight 30 Jul Custer

Mostly clear. A slight chance of Showers and Thunderstorms after midnight. Lows in the mid 70s. South Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 20 percent. Heat index Values up to 106 early in the evening.

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Foss Reservoir Temperature Statistics

July Temperature

Elk City Regional Business Airport (13 miles)

  • Lowest 6 July, 2026

    63.9 °F

  • Average July

    84.7 °F

  • Highest 21 July, 2026

    105.4 °F

Climate (2021–2026)

Elk City Regional Business Airport (13 miles)

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  • Average Low 2021–2026

    49.7 °F

  • Average 2021–2026

    61.6 °F

  • Average High 2021–2026

    74.6 °F
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