Grassy Lake Weather Forecast

    • 75
    • 86

    Thunderstorms

    • 75
    • 88

    Thunderstorms

    • 74
    • 87

    Thunderstorms

    • 72
    • 85

    Thunderstorms

    • 70
    • 86

    Thunderstorms

    • 70
    • 86

    Isolated Thunderstorms

Today 9 Sep Highlands

Mostly sunny with isolated Showers and Thunderstorms this Morning, then mostly cloudy with Showers and Thunderstorms this afternoon. Highs in the upper 80s. East Winds around 5 Mph, becoming south around 5 Mph this afternoon. Chance of rain 80 percent.

Tonight 9 Sep Highlands

Mostly cloudy with Showers and Thunderstorms in the Evening, then partly cloudy after midnight. Lows in the lower 70s. Southeast Winds around 5 Mph. Chance of rain 80 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Grassy Lake Temperature Statistics

September Temperature

Okeechobee County Airport (29.2 miles)

  • Lowest 1 September, 2025

    75.2 °F

  • Average September

    82 °F

  • Highest 1 September, 2025

    91.4 °F

Climate (2020–Present)

Okeechobee County Airport (29.2 miles)

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  • Average Low 2020–2025

    64.3 °F

  • Average 2020–2025

    73.4 °F

  • Average High 2020–2025

    84.4 °F
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