Myrtle Lake Weather Forecast

    • 57
    • 77

    Increasing Clouds

    • 61
    • 78

    Mostly Cloudy

    • 61
    • 80

    Chance Rain Showers

    • 59
    • 83

    Chance Thunderstorms

    • 56
    • 76

    Chance Rain Showers

    • 48
    • 69

    Rain Showers Likely

    • 45
    • 61

    Chance Rain Showers

Today 13 Sep Koochiching

Mostly sunny. Near steady temperature in the mid 70s. East Winds 5 to 10 Mph.

Tonight 13 Sep Koochiching

Partly cloudy in the Evening, then becoming mostly cloudy. Humid with Lows in the upper 50s. East Winds around 5 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Myrtle Lake Temperature Statistics

September Temperature

Bigfork Municipal Airport (18 miles)

  • Lowest 7 September, 2025

    32 °F

  • Average September

    55.5 °F

  • Highest 1 September, 2025

    80.6 °F

Climate (2020–Present)

Bigfork Municipal Airport (18 miles)

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  • Average Low 2020–2025

    30.9 °F

  • Average 2020–2025

    42.2 °F

  • Average High 2020–2025

    52.4 °F
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