Key Colony Beach, FL Weather & Growing Conditions
This Afternoon
83°F
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly sunny, with a high near 83. East wind around 10 mph. Chance of precipitation is 30%.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Chance Showers And Thunderstorms | 10 mph E | 29% |
| Tonight | 77°F | Chance Showers And Thunderstorms | 5 to 10 mph E | 34% |
| Wednesday | 82°F | Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms | 5 mph E | 34% |
| Wednesday Night | 77°F | Slight Chance Showers And Thunderstorms | 5 mph NE | 23% |
| Thursday | 82°F | Slight Chance Showers And Thunderstorms | 5 to 10 mph NE | 16% |
| Thursday Night | 76°F | Slight Chance Showers And Thunderstorms then Mostly Clear | 5 to 10 mph NE | 13% |
| Friday | 82°F | Sunny | 5 mph NE | 5% |
| Friday Night | 76°F | Mostly Clear | 5 mph NE | 5% |
| Saturday | 82°F | Sunny | 5 mph NE | 2% |
| Saturday Night | 75°F | Mostly Clear | 0 to 5 mph NE | 5% |
| Sunday | 81°F | Sunny | 5 mph N | 5% |
| Sunday Night | 74°F | Slight Chance Rain Showers | 5 to 10 mph N | 17% |
| Monday | 81°F | Slight Chance Rain Showers | 10 mph N | 24% |
| Monday Night | 72°F | Slight Chance Rain Showers | 10 to 15 mph NE | 24% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Key Colony Beach, FL
Growing season
365 days
Hardiness zone
11b
Explore more for Key Colony Beach, FL: full frost dates · planting calendar · Florida frost dates
Climate data from the nearest NOAA station, Marathon Ap, Fl (1.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.