Flathead Lake Weather Forecast

    • 55
    • 76

    Sunny

    • 55
    • 81

    Sunny

    • 57
    • 84

    Mostly Sunny

    • 53
    • 74

    Mostly Sunny

    • 51
    • 70

    Partly Sunny

    • 51
    • 71

    Chance Rain Showers

    • 48
    • 59

    Rain Showers Likely

Today 21 Aug Flathead/Mission Valleys

Clear, haze. Lows in the mid 40s to lower 50s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Flathead Lake Temperature Statistics

August Temperature

Kalispell, Glacier Park International Airport (30.4 miles)

  • Lowest 13 August, 2018

    43 °F
  • Average August

    70.7 °F
  • Highest 10 August, 2018

    100 °F

Climate (2010–Present)

Kalispell, Glacier Park International Airport (30.4 miles)

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  • Average Low 2010–Present

    33.4 °F
  • Average 2010–Present

    45.4 °F
  • Average High 2010–Present

    56.4 °F
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