Sitka Lake Weather Forecast

    • 54
    • 75

    Chance Rain Showers

    • 49
    • 76

    Decreasing Clouds

    • 52
    • 76

    Partly Sunny

    • 51
    • 75

    Chance Rain Showers

    • 48
    • 72

    Chance Rain Showers

    • 46
    • 69

    Partly Sunny

    • 48
    • 72

    Partly Sunny

Today 8 Aug Northern Cook/Northern Lake

Mostly sunny. Near steady temperature in the mid 70s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 8 Aug Northern Cook/Northern Lake

Mostly cloudy with a slight chance of Thunderstorms. A slight chance of Showers this Evening, then a chance of Showers after midnight. Lows in the mid 50s. West Winds 5 to 10 Mph. Chance of rain 50 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Sitka Lake Temperature Statistics

August Temperature

Grand Marais/Cook County Airport (20.5 miles)

  • Lowest 3 August, 2026

    48.2 °F

  • Average August

    61.8 °F

  • Highest 1 August, 2026

    77 °F

Climate (2021–2026)

Grand Marais/Cook County Airport (20.5 miles)

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  • Average Low 2021–2026

    28.7 °F

  • Average 2021–2026

    38.1 °F

  • Average High 2021–2026

    46.6 °F
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