Summerland Key - Niles Channel South Weather Forecast

    • 82
    • 87

    Mostly Cloudy

    • 82
    • 87

    Slight Chance Thunderstorms

    • 82
    • 87

    Slight Chance Thunderstorms

    • 80
    • 89

    Chance Thunderstorms

    • 79
    • 91

    Chance Thunderstorms

    • 79
    • 91

    Chance Thunderstorms

    • 79
    • 90

    Chance Rain Showers

Today 30 May Monroe Lower Keys

Partly to mostly cloudy with a slight chance of Showers and Thunderstorms. Highs in the upper 80s. Southwest Winds 5 to 10 Mph, becoming variable. Chance of rain 20 percent.

Tonight 30 May Monroe Lower Keys

Partly cloudy with a slight chance of Showers. Lows in the lower 80s. Variable Winds near 5 Mph, becoming south to southwest. Chance of rain 10 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Summerland Key - Niles Channel South Temperature Statistics

May Temperature

Key West Naval Air Station (16.2 miles)

  • Lowest 1 May, 2026

    75 °F

  • Average May

    82.8 °F

  • Highest 8 May, 2026

    89.1 °F

Climate (2021–Present)

Key West Naval Air Station (16.2 miles)

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  • Average Low 2021–2026

    77.3 °F

  • Average 2021–2026

    81.8 °F

  • Average High 2021–2026

    86.5 °F
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