Lost Lake Weather Forecast

    • 78
    • 97

    Slight Chance Thunderstorms

    • 78
    • 95

    Chance Thunderstorms

    • 77
    • 94

    Slight Chance Thunderstorms

    • 77
    • 95

    Chance Thunderstorms

    • 75
    • 92

    Thunderstorms Likely

    • 75
    • 91

    Thunderstorms Likely

Today 23 Aug Upper St. Martin

Sunny. A slight chance of Showers and Thunderstorms this afternoon. Highs in the upper 90s. West Winds around 5 Mph. Chance of rain 20 percent. Heat index Values up to 113.

Tonight 23 Aug Upper St. Martin

Mostly clear. A slight chance of Showers and Thunderstorms in the evening. Humid with Lows in the upper 70s. Southwest Winds around 5 Mph. Chance of rain 20 percent. Heat index Values up to 108 early in the evening.

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Lost Lake Temperature Statistics

August Temperature

Lafayette, Lafayette Regional Airport (20.5 miles)

  • Lowest 3 August, 2026

    73.7 °F

  • Average August

    86.3 °F

  • Highest 19 August, 2026

    99.6 °F

Climate (2021–2026)

Lafayette, Lafayette Regional Airport (20.5 miles)

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  • Average Low 2021–2026

    62.1 °F

  • Average 2021–2026

    71.3 °F

  • Average High 2021–2026

    81 °F
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