Louis Lake Weather Forecast

    • 48
    • 67

    Partly Sunny

    • 42
    • 72

    Chance Rain Showers

    • 34
    • 59

    Breezy

    • 40
    • 63

    Mostly Sunny

    • 36
    • 63

    Chance Rain Showers

    • 37
    • 61

    Chance Rain Showers

    • 38
    • 61

    Slight Chance Thunderstorms

Today 12 Sep Wind River Mountains East

Partly cloudy and breezy. Near steady temperature in the lower 60s. West Winds 15 to 25 Mph with Gusts up to 40 Mph.

Tonight 12 Sep Wind River Mountains East

Partly cloudy. A slight chance of. Breezy with Lows in the mid 40s. West Winds 20 to 25 Mph, becoming southwest 10 to 15 Mph after midnight.

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Louis Lake Temperature Statistics

September Temperature

South Pass (6.2 miles)

  • Lowest

  • Average September

  • Highest

Climate (2022–2024)

South Pass (6.2 miles)

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  • Average Low 2022–2024

    27.8 °F
  • Average 2022–2024

    35 °F
  • Average High 2022–2024

    42.1 °F
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