Key West Weather Forecast

    • 70
    • 86

    Becoming Sunny

    • 73
    • 86

    Sunny

    • 79
    • 86

    Chance Rain Showers

    • 79
    • 86

    Rain Showers Likely

    • 78
    • 85

    Rain Showers Likely

    • 78
    • 84

    Rain Showers Likely

Today 28 Sep Escambia Coastal

Sunny. Highs in the upper 80s. North Winds around 5 Mph.

Tonight 28 Sep Escambia Coastal

Clear. Lows in the mid 60s. West Winds around 5 Mph, becoming northeast after midnight.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Key West Temperature Statistics

September Temperature

Jack Edwards Airport (9.3 miles)

  • Lowest 25 September, 2026

    66.2 °F

  • Average September

    79.4 °F

  • Highest 7 September, 2026

    95 °F

Climate (2021–2026)

Jack Edwards Airport (9.3 miles)

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  • Average Low 2021–2026

    61 °F

  • Average 2021–2026

    67.8 °F

  • Average High 2021–2026

    78 °F
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