Zephyr Lake Weather Forecast

    • 54
    • 81

    Chance Rain Showers

    • 51
    • 76

    Rain Showers Likely

    • 58
    • 81

    Rain Showers

    • 63
    • 88

    Chance Thunderstorms

    • 62
    • 94

    Chance Thunderstorms

    • 50
    • 81

    Chance Rain Showers

    • 49
    • 75

    Chance Rain Showers

Today 18 Jun Northern Cook/Northern Lake

Partly sunny. Highs in the upper 70s. West Winds around 5 Mph.

Tonight 18 Jun Northern Cook/Northern Lake

Partly cloudy. A slight chance of Showers. Lows in the mid 50s. North Winds around 5 Mph. Chance of rain 20 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Zephyr Lake Temperature Statistics

June Temperature

Grand Marais/Cook County Airport (37.3 miles)

  • Lowest 1 June, 2025

    30.2 °F

  • Average June

    54.3 °F

  • Highest 2 June, 2025

    78.8 °F

Climate (2020–Present)

Grand Marais/Cook County Airport (37.3 miles)

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  • Average Low 2020–2025

    28.8 °F

  • Average 2020–2025

    38.2 °F

  • Average High 2020–2025

    46.8 °F
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