Key West Weather Forecast

    • 72
    • 81

    Mostly Sunny

    • 74
    • 81

    Partly Sunny

    • 75
    • 82

    Partly Sunny

    • 76
    • 84

    Mostly Sunny

    • 76
    • 84

    Mostly Sunny

    • 76
    • 85

    Mostly Sunny

Today 22 Mar Monroe Lower Keys

Mostly sunny. Becoming breezy in the afternoon. Highs in the lower 80s. Northeast to east Winds 5 to 10 Mph, increasing to 15 to 20 Mph in the afternoon.

Tonight 22 Mar Monroe Lower Keys

Mostly clear. Breezy. Lows in the lower 70s. Northeast to east Winds 15 to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Key West Temperature Statistics

March Temperature

Key West International Airport (3.1 miles)

  • Lowest 20 March, 2023

    64 °F

  • Average March

    77.1 °F

  • Highest 6 March, 2023

    86.6 °F

Climate (2010–Present)

Key West International Airport (3.1 miles)

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  • Average Low 2010–Present

    75 °F

  • Average 2010–Present

    78.7 °F

  • Average High 2010–Present

    82.8 °F
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