Sylvan Lake Weather Forecast

    • 35
    • 40

    Chance Rain/Snow

    • 33
    • 41

    Mostly Cloudy

    • 35
    • 43

    Chance Rain/Snow

    • 33
    • 38

    Chance Rain/Snow

    • 32
    • 41

    Mostly Cloudy

    • 31
    • 45

    Partly Sunny

    • 30
    • 45

    Partly Sunny

Today 30 Jan Kootenai/Cabinet Region

Rain likely and a slight chance of light freezing rain early in the Morning, then Areas of rain in the late morning and afternoon. Areas of fog in the morning. Patchy fog early in the afternoon. Chance of precipitation 70 percent. Highs in the upper 30s to mid 40s.

Tonight 30 Jan Kootenai/Cabinet Region

Mostly cloudy until early morning then becoming partly cloudy. Patchy fog early in the evening. Patchy fog late in the night. A 50 percent chance of Areas of rain until early morning. Lows in the 30s.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sylvan Lake Temperature Statistics

January Temperature

Mullan Pass, Mullan Pass Vor (36 miles)

  • Lowest 23 January, 2026

    7 °F

  • Average January

    24.7 °F

  • Highest 14 January, 2026

    45 °F

Climate (2021–Present)

Mullan Pass, Mullan Pass Vor (36 miles)

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  • Average Low 2021–2026

    33.8 °F

  • Average 2021–2026

    39.8 °F

  • Average High 2021–2026

    46.2 °F
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