Siesta Key Weather Forecast

    • 72
    • 90

    Mostly Sunny

    • 73
    • 91

    Isolated Thunderstorms

    • 73
    • 89

    Thunderstorms

    • 72
    • 88

    Thunderstorms

    • 74
    • 90

    Thunderstorms

    • 73
    • 90

    Thunderstorms

Today 15 Sep Inland Sarasota

Sunny. Highs around 90. Northeast Winds around 5 Mph.

Tonight 15 Sep Inland Sarasota

Partly cloudy in the Evening, then becoming mostly clear. Lows in the lower 70s. North Winds around 5 Mph, becoming east after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Siesta Key Temperature Statistics

September Temperature

Sarasota / Bradenton, Sarasota-Bradenton International Airport (8.1 miles)

  • Lowest 1 September, 2025

    73 °F

  • Average September

    80.9 °F

  • Highest 11 September, 2025

    91.9 °F

Climate (2020–Present)

Sarasota / Bradenton, Sarasota-Bradenton International Airport (8.1 miles)

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  • Average Low 2020–2025

    67.4 °F

  • Average 2020–2025

    75.1 °F

  • Average High 2020–2025

    83.4 °F
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