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North Key Largo, FL Weather & Growing Conditions

Local forecast, frost dates, hardiness zone and planting guidance for North Key Largo, a community in Monroe County, Florida.

Today
92°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Partly sunny, with a high near 92. Southeast wind around 5 mph. Chance of precipitation is 40%.

7-day forecast for North Key Largo

WhenTempForecastWindPrecip
Today 92°F Chance Showers And Thunderstorms 5 mph SE 41%
Tonight 81°F Chance Showers And Thunderstorms 5 mph E 44%
Wednesday 91°F Showers And Thunderstorms Likely 5 to 10 mph E 58%
Wednesday Night 81°F Showers And Thunderstorms Likely then Chance Showers And Thunderstorms 10 mph E 58%
Thursday 91°F Chance Showers And Thunderstorms 10 to 15 mph E 51%
Thursday Night 81°F Chance Showers And Thunderstorms then Showers And Thunderstorms Likely 10 to 15 mph E 58%
Friday 91°F Showers And Thunderstorms Likely 10 mph E 58%
Friday Night 81°F Showers And Thunderstorms Likely 10 mph SE 46%
Saturday 92°F Chance Showers And Thunderstorms 10 mph SE 46%
Saturday Night 82°F Chance Showers And Thunderstorms 5 to 10 mph E 29%
Sunday 92°F Slight Chance Showers And Thunderstorms 10 mph E 23%
Sunday Night 82°F Slight Chance Showers And Thunderstorms 10 mph E 23%
Monday 92°F Slight Chance Showers And Thunderstorms 10 mph E 19%
Monday Night 82°F Slight Chance Showers And Thunderstorms 5 to 10 mph E 19%

Forecast source: National Weather Service (api.weather.gov) for North Key Largo (25.261, -80.322). Updated through the day.

Growing snapshot for North Key Largo

Growing season
365 days
Hardiness zone
11a

More local growing data for North Key Largo: nearby ZIP 33037 weather · frost dates · planting calendar · Florida frost dates

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Climate data from the nearest NOAA station, John Pennekamp Sp, Fl (4.6 mi from North Key Largo). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.