Rough Lake Weather Forecast

    • 30
    • 40

    Rain/Snow

    • 29
    • 46

    Chance Rain/Snow

    • 31
    • 50

    Mostly Sunny

    • 36
    • 54

    Partly Sunny

    • 34
    • 53

    Slight Chance Thunderstorms

    • 32
    • 48

    Chance Rain Showers

Today 16 Sep Absaroka/Beartooth Mountains

Areas of fog early in the morning. Rain Showers likely in the Morning, then rain Showers likely and scattered Thunderstorms in the afternoon. Highs in the upper 50s. Northwest Winds 5 to 10 Mph in the morning shifting to the northeast in the afternoon. Chance of precipitation 70 percent.

Tonight 16 Sep Absaroka/Beartooth Mountains

Partly cloudy. Chance of rain Showers and isolated Thunderstorms early in the Evening, then slight chance of rain Showers in the late evening and overnight. Areas of fog overnight. Lows in the lower 30s. Northeast Winds 5 to 10 Mph. Chance of precipitation 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Rough Lake Temperature Statistics

September Temperature

Yellowstone Lake (49.1 miles)

  • Lowest 6 September, 2025

    30.9 °F

  • Average September

    50.8 °F

  • Highest 3 September, 2025

    75.9 °F

Climate (2020–Present)

Yellowstone Lake (49.1 miles)

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  • Average Low 2020–2025

    22.3 °F

  • Average 2020–2025

    35.2 °F

  • Average High 2020–2025

    48 °F
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