Riviera Canal, Key West Weather Forecast

    • 81
    • 88

    Partly Sunny

    • 82
    • 88

    Partly Sunny

    • 82
    • 88

    Partly Sunny

    • 80
    • 88

    Partly Sunny

Today 8 May Monroe Lower Keys

Mostly sunny. Highs in the upper 80s. North Winds near 5 Mph, becoming southeast this afternoon.

Tonight 8 May Monroe Lower Keys

Partly cloudy. Lows in the lower 80s. Southeast Winds 5 to 10 Mph.

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Riviera Canal, Key West Temperature Statistics

May Temperature

Key West International Airport (0 miles)

  • Lowest 4 May, 2026

    77 °F

  • Average May

    82.2 °F

  • Highest 5 May, 2026

    89.1 °F

Climate (2021–Present)

Key West International Airport (0 miles)

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  • Average Low 2021–2026

    75.5 °F

  • Average 2021–2026

    79.5 °F

  • Average High 2021–2026

    83.9 °F
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