Lonesome Lake Weather Forecast

    • 27
    • 49

    Rain/Snow Likely

    • 27
    • 45

    Chance Rain/Snow

    • 30
    • 50

    Mostly Sunny

    • 33
    • 54

    Chance Rain Showers

    • 32
    • 52

    Chance Rain Showers

    • 34
    • 56

    Mostly Sunny

    • 34
    • 55

    Partly Sunny

Today 19 Sep Wind River Mountains East

Partly cloudy with rain Showers Likely, a chance of Thunderstorms and snow Showers likely. Some Thunderstorms may produce gusty Winds and small hail. Snow accumulation up to 1 inch. Near steady temperature in the upper 40s. West Winds around 10 Mph with Gusts up to 20 Mph. Chance of precipitation 60 percent.

Tonight 19 Sep Wind River Mountains East

Mostly cloudy. Rain Showers with possible Thunderstorms and snow Showers in the Evening, then rain Showers likely with possible snow Showers and Thunderstorms after midnight. Areas of fog. Some Thunderstorms may produce gusty Winds and small hail in the evening. Some Thunderstorms may produce heavy rainfall after midnight. Snow accumulation up to 1 inch. Lows in the lower 30s. Chance of precipitation 80 percent.

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  • Temperature Forecast NOAA

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Lonesome Lake Temperature Statistics

September Temperature

Lander (24.9 miles)

  • Lowest 15 September, 2026

    39.7 °F

  • Average September

    66.6 °F

  • Highest 4 September, 2026

    88.6 °F

Climate (2021–2026)

Lander (24.9 miles)

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  • Average Low 2021–2026

    34.6 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    60.3 °F
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