Johnston Key - Southwest End Weather Forecast

    • 84
    • 91

    Chance Rain Showers

    • 82
    • 90

    Rain Showers Likely

    • 83
    • 90

    Rain Showers Likely

    • 84
    • 90

    Rain Showers Likely

    • 84
    • 91

    Partly Sunny

    • 84
    • 91

    Partly Sunny

    • 85
    • 91

    Partly Sunny

Today 25 Jul Monroe Lower Keys

Partly sunny with a chance of Showers and a slight chance of Thunderstorms, mainly this morning. Highs 90 to 95. Southeast Winds 5 to 10 Mph Early, becoming variable near 5 Mph. Chance of rain 30 percent.

Tonight 25 Jul Monroe Lower Keys

Mostly cloudy with a chance of Showers and a slight chance of Thunderstorms. Lows in the lower 80s. Variable Winds near 5 Mph, becoming southwest. Chance of rain 30 percent.

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Johnston Key - Southwest End Temperature Statistics

July Temperature

Key West Naval Air Station (10.6 miles)

  • Lowest 10 July, 2026

    75.9 °F

  • Average July

    86.5 °F

  • Highest 8 July, 2026

    93 °F

Climate (2021–2026)

Key West Naval Air Station (10.6 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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