Sylvan Lake Weather Forecast

    • 30
    • 42

    Increasing Clouds

    • 37
    • 50

    Mostly Cloudy

    • 36
    • 43

    Rain

    • 27
    • 42

    Rain/Snow Likely

    • 25
    • 39

    Slight Chance Snow

    • 28
    • 47

    Mostly Sunny

Today 22 Mar Kootenai/Cabinet Region

Mostly sunny. Highs in the upper 40s to mid 50s.

Tonight 22 Mar Kootenai/Cabinet Region

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 20s to lower 30s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sylvan Lake Temperature Statistics

March Temperature

Mullan Pass, Mullan Pass Vor (36 miles)

  • Lowest 15 March, 2026

    8.1 °F

  • Average March

    29.1 °F

  • Highest 19 March, 2026

    46.9 °F

Climate (2021–Present)

Mullan Pass, Mullan Pass Vor (36 miles)

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  • Average Low 2021–2026

    34 °F

  • Average 2021–2026

    40 °F

  • Average High 2021–2026

    46.3 °F
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