Flat Lake Weather Forecast

    • 81
    • 91

    Partly Sunny

    • 81
    • 92

    Mostly Sunny

    • 80
    • 93

    Mostly Sunny

    • 81
    • 92

    Mostly Sunny

    • 81
    • 92

    Slight Chance Thunderstorms

    • 81
    • 92

    Slight Chance Thunderstorms

Today 18 Jul Lower Vermilion

Mostly sunny. Humid with Highs in the lower 90s. West Winds 5 to 10 Mph. Heat index Values up to 108.

Tonight 18 Jul Lower Vermilion

Mostly clear in the Evening, then becoming partly cloudy. Humid with Lows in the upper 70s. West Winds 5 to 10 Mph. Heat index Values up to 106 early in the evening.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Flat Lake Temperature Statistics

July Temperature

Abbeville Chris Crusta Memorial Airport (39.1 miles)

  • Lowest 14 July, 2026

    70.7 °F

  • Average July

    79.7 °F

  • Highest 3 July, 2026

    93.7 °F

Climate (2021–2026)

Abbeville Chris Crusta Memorial Airport (39.1 miles)

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  • Average Low 2021–2026

    60.1 °F

  • Average 2021–2026

    69.2 °F

  • Average High 2021–2026

    79.5 °F
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