Costich Lake Weather Forecast

    • 24
    • 43

    Snow Likely

    • 30
    • 43

    Rain/Snow

    • 33
    • 47

    Rain

    • 28
    • 47

    Snow Likely

    • 24
    • 47

    Chance Snow

    • 28
    • 48

    Mostly Cloudy

Today 14 Mar Kootenai/Cabinet Region

Mostly cloudy with a 50 percent chance of Areas of snow. Highs in the 40s.

Tonight 14 Mar Kootenai/Cabinet Region

Partly cloudy. A 20 percent chance of snow after midnight. Patchy fog after midnight. Lows in the 20s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Costich Lake Temperature Statistics

March Temperature

Kalispell, Glacier Park International Airport (52.8 miles)

  • Lowest 7 March, 2025

    17.9 °F

  • Average March

    38.3 °F

  • Highest 9 March, 2025

    57 °F

Climate (2020–Present)

Kalispell, Glacier Park International Airport (52.8 miles)

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  • Average Low 2020–2025

    32.9 °F

  • Average 2020–2025

    44.8 °F

  • Average High 2020–2025

    56.4 °F
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