Lost Lake Weather Forecast

    • 44
    • 62

    Rain Likely

    • 44
    • 56

    Mostly Cloudy

    • 43
    • 57

    Mostly Cloudy

    • 44
    • 57

    Partly Sunny

    • 45
    • 57

    Mostly Cloudy

    • 45
    • 56

    Chance Rain

Today 17 Oct Island County

Cloudy with a chance of Showers in the Morning, then mostly sunny with a slight chance of Showers late in the morning. Sunny in the afternoon. Highs in the mid 50s to lower 60s. West wind 10 to 20 Mph with Gusts to 30 Mph.

Tonight 17 Oct Island County

Mostly clear. Lows in the 40s. West wind 10 to 15 Mph becoming northwest after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Lost Lake Temperature Statistics

October Temperature

Arlington Municipal Airport (14.9 miles)

  • Lowest 12 October, 2026

    32 °F

  • Average October

    54.1 °F

  • Highest 2 October, 2026

    71.1 °F

Climate (2021–2026)

Arlington Municipal Airport (14.9 miles)

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  • Average Low 2021–2026

    42.6 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    60 °F
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