Lost Lake Weather Forecast

    • 56
    • 85

    Mostly Sunny

    • 57
    • 86

    Mostly Sunny

    • 61
    • 93

    Mostly Sunny

    • 60
    • 95

    Mostly Sunny

    • 58
    • 90

    Mostly Sunny

    • 56
    • 82

    Chance Rain

Today 20 Jun Island County

Sunny. Highs in the 70s. South wind 10 to 15 Mph.

Tonight 20 Jun Island County

Mostly clear. Lows in the lower to mid 50s. Light wind becoming south to 10 Mph after midnight.

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Lost Lake Temperature Statistics

June Temperature

Arlington Municipal Airport (14.9 miles)

  • Lowest 1 June, 2026

    39.9 °F

  • Average June

    60 °F

  • Highest 15 June, 2026

    86 °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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