Upper Ross Lake Weather Forecast

    • 32
    • 48

    Rain Showers Likely

    • 32
    • 46

    Partly Sunny

    • 35
    • 48

    Partly Sunny

    • 36
    • 49

    Breezy

    • 34
    • 48

    Breezy

    • 33
    • 47

    Chance Rain/Snow

Today 22 Sep Wind River Mountains East

Mostly cloudy in the Morning, then partly cloudy with rain Showers likely with a slight chance of Thunderstorms in the afternoon. Highs in the mid 50s. Southwest Winds 10 to 15 Mph with Gusts up to 25 Mph. Chance of rain 60 percent.

Tonight 22 Sep Wind River Mountains East

Mostly cloudy with rain Showers likely with a slight chance of Thunderstorms in the Evening, then partly cloudy with a chance of rain and snow Showers after midnight. Snow accumulation up to 1 inch. Breezy with Lows in the upper 30s. Southwest Winds 15 to 20 Mph with Gusts up to 30 Mph. Chance of precipitation 60 percent.

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Upper Ross Lake Temperature Statistics

September Temperature

Dubois Municipal Airport (12.4 miles)

  • Lowest 15 September, 2026

    30.2 °F

  • Average September

    54.8 °F

  • Highest 5 September, 2026

    77 °F

Climate (2021–2026)

Dubois Municipal Airport (12.4 miles)

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  • Average Low 2021–2026

    30.4 °F

  • Average 2021–2026

    41.3 °F

  • Average High 2021–2026

    53.1 °F
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