Greenwood Lake Weather Forecast

    • 40
    • 60

    Partly Sunny

    • 44
    • 62

    Mostly Cloudy

    • 43
    • 66

    Partly Sunny

    • 47
    • 63

    Slight Chance Rain Showers

    • 44
    • 64

    Mostly Cloudy

    • 43
    • 61

    Partly Sunny

Today 15 Sep Northern Cook/Northern Lake

Partly sunny with a chance of Sprinkles. Highs in the lower 60s. West Winds 10 to 15 Mph with Gusts up to 40 Mph.

Tonight 15 Sep Northern Cook/Northern Lake

Mostly cloudy with a 50 percent chance of Showers. Not as cool. Near steady temperature in the lower 50s. Southwest Winds 5 to 10 Mph with Gusts up to 25 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Greenwood Lake Temperature Statistics

September Temperature

Grand Marais/Cook County Airport (14.9 miles)

  • Lowest 10 September, 2026

    46.4 °F

  • Average September

    62.7 °F

  • Highest 1 September, 2026

    77 °F

Climate (2021–2026)

Grand Marais/Cook County Airport (14.9 miles)

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  • Average Low 2021–2026

    28.7 °F

  • Average 2021–2026

    38 °F

  • Average High 2021–2026

    46.5 °F
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