Challis Weather Forecast

    • 53
    • 81

    Chance Thunderstorms

    • 54
    • 88

    Mostly Sunny

    • 57
    • 94

    Mostly Sunny

    • 53
    • 92

    Mostly Sunny

    • 52
    • 90

    Mostly Sunny

    • 54
    • 91

    Mostly Sunny

Today 17 Aug Challis/Pahsimeroi Valleys

Partly sunny. A slight chance of rain Showers in the morning. Then a chance of Showers and Thunderstorms in the afternoon. Some Thunderstorms may produce gusty Winds in the afternoon. Highs 74 to 84. Light and variable Winds. Becoming southwest 10 to 15 Mph in the afternoon.

Tonight 17 Aug Challis/Pahsimeroi Valleys

Partly cloudy. A slight chance of Showers and Thunderstorms in the evening. Some Thunderstorms may produce gusty Winds in the evening. Lows 49 to 58. Southwest Winds up to 10 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Challis Temperature Statistics

August Temperature

Stanley, Stanley Ranger Station (39.8 miles)

  • Lowest 8 August, 2025

    30.8 °F

  • Average August

    57.9 °F

  • Highest 12 August, 2025

    85.6 °F

Climate (2020–Present)

Stanley, Stanley Ranger Station (39.8 miles)

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  • Average Low 2020–2025

    22.6 °F

  • Average 2020–2025

    38 °F

  • Average High 2020–2025

    53.6 °F
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