Costich Lake Weather Forecast

    • 30
    • 43

    Rain/Snow

    • 29
    • 45

    Rain/Snow

    • 37
    • 49

    Rain

    • 34
    • 49

    Rain

    • 31
    • 48

    Rain Likely

    • 29
    • 47

    Chance Rain/Snow

Today 3 Nov Kootenai/Cabinet Region

Areas of snow through the day. Areas of rain in the Morning, then rain likely in the afternoon. Areas of fog in the morning. Widespread frost early in the morning. Chance of precipitation 70 percent. No snow accumulation. Highs in the upper 30s to mid 40s.

Tonight 3 Nov Kootenai/Cabinet Region

Rain likely. Snow likely in the Evening, then a chance of snow after midnight. Areas of fog after midnight. Chance of precipitation 90 percent. No snow accumulation. Lows in the upper 20s to mid 30s.

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Costich Lake Temperature Statistics

November Temperature

Kalispell, Glacier Park International Airport (52.8 miles)

  • Lowest 1 November, 2025

    32 °F

  • Average November

    43.2 °F

  • Highest 1 November, 2025

    52 °F

Climate (2020–Present)

Kalispell, Glacier Park International Airport (52.8 miles)

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  • Average Low 2020–2025

    33.2 °F

  • Average 2020–2025

    45.3 °F

  • Average High 2020–2025

    56.9 °F
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