Thorn Creek Reservoir Weather Forecast

    • 47
    • 75

    Chance Thunderstorms

    • 42
    • 67

    Chance Rain Showers

    • 43
    • 68

    Mostly Sunny

    • 46
    • 72

    Mostly Sunny

    • 47
    • 75

    Mostly Sunny

    • 47
    • 76

    Mostly Sunny

Today 17 Sep Shoshone/Lava Beds

Partly sunny with a chance of rain Showers and a slight chance of Thunderstorms. Highs 75 to 83. East Winds 10 to 20 Mph. Shifting to southeast 10 to 15 Mph in the afternoon.

Tonight 17 Sep Shoshone/Lava Beds

Partly cloudy with a slight chance of rain. Cooler. Lows 46 to 53. East Winds up to 10 Mph. Chance of precipitation 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Thorn Creek Reservoir Temperature Statistics

September Temperature

Hailey, Friedman Memorial Airport (25.5 miles)

  • Lowest 14 September, 2026

    33.8 °F

  • Average September

    54.9 °F

  • Highest 9 September, 2026

    78.8 °F

Climate (2021–2026)

Hailey, Friedman Memorial Airport (25.5 miles)

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  • Average Low 2021–2026

    34.8 °F

  • Average 2021–2026

    43.3 °F

  • Average High 2021–2026

    56.6 °F
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