Kilbrennan Lake Weather Forecast

    • 29
    • 40

    Chance Rain/Snow

    • 26
    • 43

    Partly Sunny

    • 28
    • 47

    Mostly Sunny

    • 31
    • 48

    Partly Sunny

    • 38
    • 49

    Mostly Cloudy

    • 37
    • 43

    Rain Likely

Today 27 Feb Kootenai/Cabinet Region

Mostly cloudy. Areas of rain and snow until late Afternoon, then Areas of rain late in the afternoon. Chance of precipitation 40 percent. Highs in the 40s.

Tonight 27 Feb Kootenai/Cabinet Region

Mostly cloudy in the evening then becoming partly cloudy. Slight chance of snow. A chance of rain in the evening. Chance of precipitation 40 percent. Lows in the mid 20s to lower 30s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Kilbrennan Lake Temperature Statistics

February Temperature

Boundary County Airport (20.5 miles)

  • Lowest 20 February, 2026

    17.6 °F

  • Average February

    33.8 °F

  • Highest 4 February, 2026

    48.2 °F

Climate (2021–Present)

Boundary County Airport (20.5 miles)

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  • Average Low 2021–2026

    37.8 °F

  • Average 2021–2026

    47.3 °F

  • Average High 2021–2026

    56.8 °F
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