Lost Lake Weather Forecast

    • 41
    • 50

    Rain Likely

    • 41
    • 53

    Rain Likely

    • 37
    • 49

    Chance Rain

    • 36
    • 48

    Partly Sunny

    • 36
    • 50

    Mostly Sunny

    • 38
    • 52

    Partly Sunny

Today 25 Feb Island County

Partly sunny. A slight chance of rain in the late morning and early afternoon. A chance of rain late in the afternoon. Highs near 50. South wind 10 to 15 Mph.

Tonight 25 Feb Island County

Mostly cloudy with a chance of rain. Lows in the upper 30s to mid 40s. South wind 10 to 15 Mph.

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Lost Lake Temperature Statistics

February Temperature

Arlington Municipal Airport (14.9 miles)

  • Lowest 20 February, 2026

    19.9 °F

  • Average February

    42.2 °F

  • Highest 4 February, 2026

    63 °F

Climate (2021–Present)

Arlington Municipal Airport (14.9 miles)

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  • Average Low 2021–2026

    42.5 °F

  • Average 2021–2026

    50.8 °F

  • Average High 2021–2026

    59.9 °F
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