Island Lake Reservoir Weather Forecast

    • 46
    • 69

    Sunny

    • 59
    • 68

    Chance Thunderstorms

    • 64
    • 76

    Chance Thunderstorms

    • 57
    • 72

    Rain Showers Likely

    • 54
    • 67

    Rain Showers Likely

    • 49
    • 62

    Chance Rain Showers

    • 48
    • 60

    Chance Rain Showers

Today 20 Sep Carlton/South St. Louis

Cloudy with a chance of Showers and isolated Thunderstorms late in the Morning, then sunny in the afternoon. Highs near 70. South wind 5 to 10 Mph becoming west 10 to 15 Mph with Gusts to around 20 Mph in the afternoon. Chance of precipitation 50 percent.

Tonight 20 Sep Carlton/South St. Louis

Clear. Lows in the mid to upper 40s. West wind around 10 Mph becoming south after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Island Lake Reservoir Temperature Statistics

September Temperature

Duluth - Sky Harbor Airport (21.1 miles)

  • Lowest 18 September, 2017

    46.4 °F
  • Average September

    61.4 °F
  • Highest 3 September, 2017

    84.2 °F

Climate (2010–Present)

Duluth - Sky Harbor Airport (21.1 miles)

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  • Average Low 2010–Present

    35.1 °F
  • Average 2010–Present

    42.5 °F
  • Average High 2010–Present

    49.3 °F
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