Swan Valley Weather Forecast

    • 48
    • 84

    Chance Thunderstorms

    • 50
    • 87

    Partly Sunny

    • 50
    • 88

    Slight Chance Thunderstorms

    • 49
    • 86

    Slight Chance Thunderstorms

    • 48
    • 82

    Chance Rain

    • 45
    • 79

    Chance Rain

Today 24 Aug Caribou Range

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 and small hail in the afternoon. Highs 77 to 84.

Tonight 24 Aug Caribou Range

Mostly cloudy. A slight chance of Showers and Thunderstorms in the evening. Then a slight chance of rain Showers after midnight. Some Thunderstorms may produce gusty Winds and small hail in the evening. Lows 46 to 56.

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Swan Valley Temperature Statistics

August Temperature

Driggs, Driggs-Reed Memorial Airport (23 miles)

  • Lowest 4 August, 2026

    37.9 °F
  • Average August

    67 °F
  • Highest 1 August, 2026

    93 °F

Climate (2021–2026)

Driggs, Driggs-Reed Memorial Airport (23 miles)

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  • Average Low 2021–2026

    29.6 °F
  • Average 2021–2026

    41.9 °F
  • Average High 2021–2026

    53.8 °F
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