Coffin Lake Weather Forecast

    • 32
    • 47

    Rain Showers

    • 33
    • 51

    Mostly Sunny

    • 37
    • 57

    Mostly Sunny

    • 40
    • 58

    Mostly Sunny

    • 37
    • 55

    Chance Rain/Snow

    • 34
    • 52

    Chance Rain Showers

Today 7 Sep Gallatin and Madison County Mountains and Centennial Mountains

Breezy. Mostly sunny. Chance of rain Showers and slight chance of Thunderstorms in the morning. Highs 50 to 60. Southwest Winds 10 to 25 Mph with Gusts to around 45 Mph. Chance of precipitation 50 percent.

Tonight 7 Sep Gallatin and Madison County Mountains and Centennial Mountains

Colder. Mostly clear. Lows 32 to 38. West Winds up to 15 Mph. Gusts up to 35 Mph decreasing to 25 Mph after midnight.

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Coffin Lake Temperature Statistics

September Temperature

West Yellowstone (13 miles)

  • Lowest 4 September, 2026

    35.6 °F

  • Average September

    53.8 °F

  • Highest 4 September, 2026

    69.8 °F

Climate (2021–2026)

West Yellowstone (13 miles)

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  • Average Low 2021–2026

    33.8 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    66 °F
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