Lost Lake Weather Forecast

    • 45
    • 57

    Chance Rain

    • 42
    • 55

    Rain

    • 41
    • 56

    Rain

    • 41
    • 55

    Chance Rain

    • 39
    • 53

    Partly Sunny

    • 40
    • 53

    Mostly Cloudy

Today 26 Oct Island County

Mostly cloudy. A chance of Showers in the morning. Highs in the 50s. Light wind.

Tonight 26 Oct Island County

Mostly cloudy. A slight chance of Showers late in the evening. A chance of Showers after Midnight, then a slight chance of Showers in the morning. Lows in the 40s. Light wind becoming west to 10 Mph 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

    51.6 °F

  • Highest 16 October, 2026

    78.1 °F

Climate (2021–2026)

Arlington Municipal Airport (14.9 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    50.9 °F

  • Average High 2021–2026

    60 °F
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