Island Lake Weather Forecast

    • 60
    • 68

    Slight Chance Rain Showers

    • 55
    • 78

    Partly Sunny

    • 56
    • 79

    Mostly Sunny

    • 62
    • 81

    Chance Thunderstorms

    • 52
    • 76

    Mostly Sunny

    • 49
    • 68

    Partly Sunny

    • 45
    • 65

    Partly Sunny

Today 18 Aug Carlton/South St. Louis

Cloudy with a slight chance of Showers and Thunderstorms. Highs in the upper 60s. East Winds around 5 Mph. Chance of rain 20 percent.

Tonight 18 Aug Carlton/South St. Louis

Mostly cloudy. Patchy fog in the Evening, then Areas of fog after midnight. Humid with Lows around 60. East Winds around 5 Mph, becoming northwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Island Lake Temperature Statistics

August Temperature

Moose Lake Carlton County Airport (17.4 miles)

  • Lowest 1 August, 2025

    44.6 °F

  • Average August

    68.3 °F

  • Highest 7 August, 2025

    89.6 °F

Climate (2020–Present)

Moose Lake Carlton County Airport (17.4 miles)

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  • Average Low 2020–2025

    32.7 °F

  • Average 2020–2025

    43.1 °F

  • Average High 2020–2025

    53.5 °F
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