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.
This Afternoon
89°F
Showers And Thunderstorms Likely
Showers and thunderstorms likely. Partly sunny, with a high near 89. East wind around 5 mph. Chance of precipitation is 60%.
7-day forecast for North Key Largo
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 89°F | Showers And Thunderstorms Likely | 5 mph E | 55% |
| Tonight | 78°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph NE | 55% |
| Saturday | 90°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph E | 61% |
| Saturday Night | 77°F | Showers And Thunderstorms Likely | 5 mph SE | 61% |
| Sunday | 90°F | Showers And Thunderstorms Likely | 0 to 5 mph S | 59% |
| Sunday Night | 78°F | Showers And Thunderstorms Likely | 5 mph S | 59% |
| Monday | 90°F | Showers And Thunderstorms Likely | 5 mph S | 58% |
| Monday Night | 79°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph S | 58% |
| Tuesday | 91°F | Chance Showers And Thunderstorms then Showers And Thunderstorms | 5 mph S | 79% |
| Tuesday Night | 79°F | Showers And Thunderstorms | 5 mph S | 79% |
| Wednesday | 90°F | Showers And Thunderstorms | 5 mph SE | 83% |
| Wednesday Night | 78°F | Showers And Thunderstorms | 5 mph SE | 83% |
| Thursday | 90°F | Showers And Thunderstorms | 5 mph SE | 79% |
| Thursday Night | 79°F | Showers And Thunderstorms then Chance Showers And Thunderstorms | 0 to 5 mph SE | 79% |
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
Nearby towns & communities
Big Coppitt Key
Big Pine Key
Cudjoe Key
Duck Key
Islamorada, Village of Islands
Key Colony Beach
Key Largo
Key West
Layton
Marathon
Stock Island
Tavernier
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 Sep 18, 2026.