Key West, FL Weather & Growing Conditions
Today
87°F
Showers And Thunderstorms Likely then Chance Showers And Thunderstorms
Showers and thunderstorms likely before 8am, then a chance of showers and thunderstorms. Partly sunny, with a high near 87. East wind 5 to 10 mph. Chance of precipitation is 60%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 to 10 mph E | 64% |
| Tonight | 81°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph SE | 55% |
| Sunday | 87°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 mph SW | 55% |
| Sunday Night | 81°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 to 10 mph S | 66% |
| Monday | 87°F | Showers And Thunderstorms | 5 to 10 mph SW | 75% |
| Monday Night | 81°F | Showers And Thunderstorms | 5 to 15 mph S | 75% |
| Tuesday | 88°F | Showers And Thunderstorms Likely | 5 to 10 mph S | 67% |
| Tuesday Night | 82°F | Showers And Thunderstorms Likely | 5 to 10 mph SE | 70% |
| Wednesday | 88°F | Showers And Thunderstorms Likely | 5 to 10 mph SE | 72% |
| Wednesday Night | 81°F | Showers And Thunderstorms Likely | 10 mph SE | 72% |
| Thursday | 88°F | Showers And Thunderstorms Likely then Chance Showers And Thunderstorms | 5 to 10 mph SE | 60% |
| Thursday Night | 82°F | Chance Showers And Thunderstorms | 5 mph E | 53% |
| Friday | 88°F | Chance Showers And Thunderstorms | 5 mph E | 50% |
| Friday Night | 81°F | Chance Showers And Thunderstorms then Showers And Thunderstorms Likely | 5 mph E | 60% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Key West, FL
Growing season
365 days
Hardiness zone
11b
Explore more for Key West, FL: full frost dates · planting calendar · Florida frost dates
Climate data from the nearest NOAA station, Key W Wfo, Fl (8.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.