Johnston Key - Southwest End Weather Forecast

    • 83
    • 89

    Thunderstorms

    • 82
    • 90

    Thunderstorms

    • 83
    • 90

    Rain Showers

    • 82
    • 89

    Rain Showers

    • 82
    • 89

    Rain Showers

    • 83
    • 90

    Rain Showers

Today 5 Jul Monroe Lower Keys

Partly cloudy with a chance of Showers and Thunderstorms. Highs in the upper 80s. Southwest Winds near 10 Mph. Chance of rain 50 percent.

Tonight 5 Jul Monroe Lower Keys

Partly cloudy with a chance of Showers and Thunderstorms. Lows in the lower 80s. Southwest Winds near 10 Mph, decreasing to 5 to 10 Mph. Chance of rain 40 percent.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Johnston Key - Southwest End Temperature Statistics

July Temperature

Key West Naval Air Station (10.6 miles)

  • Lowest 1 July, 2025

    79 °F

  • Average July

    86.5 °F

  • Highest 3 July, 2025

    93 °F

Climate (2020–Present)

Key West Naval Air Station (10.6 miles)

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  • Average Low 2020–2025

    77.5 °F

  • Average 2020–2025

    82 °F

  • Average High 2020–2025

    86.7 °F
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