Craters of the Moon National Monument Weather Forecast

    • 49
    • 80

    Rain Showers Likely

    • 43
    • 72

    Chance Rain Showers

    • 44
    • 70

    Partly Sunny

    • 46
    • 75

    Sunny

    • 47
    • 79

    Mostly Sunny

    • 47
    • 80

    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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Craters of the Moon National Monument Temperature Statistics

September Temperature

Hailey, Friedman Memorial Airport (46 miles)

  • Lowest 14 September, 2026

    33.8 °F

  • Average September

    54.4 °F

  • Highest 9 September, 2026

    78.8 °F

Climate (2021–2026)

Hailey, Friedman Memorial Airport (46 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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