Longboat Key, FL Weather & Growing Conditions
Today
87°F
Mostly Sunny then Scattered Showers And Thunderstorms
Scattered showers and thunderstorms after 2pm. Mostly sunny, with a high near 87. Northeast wind 5 to 12 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 87°F | Mostly Sunny then Scattered Showers And Thunderstorms | 5 to 12 mph NE | 42% |
| Tonight | 76°F | Scattered Showers And Thunderstorms | 8 to 12 mph ENE | 47% |
| Sunday | 87°F | Scattered Showers And Thunderstorms | 5 to 9 mph ESE | 65% |
| Sunday Night | 76°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 7 to 12 mph NE | 65% |
| Monday | 86°F | Scattered Showers And Thunderstorms | 6 to 9 mph SSE | 67% |
| Monday Night | 77°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 7 to 10 mph E | 67% |
| Tuesday | 86°F | Scattered Showers And Thunderstorms | 8 mph S | 68% |
| Tuesday Night | 78°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 6 to 9 mph SE | 68% |
| Wednesday | 87°F | Scattered Showers And Thunderstorms | 8 mph NE | 67% |
| Wednesday Night | 78°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 9 to 13 mph NE | 67% |
| Thursday | 88°F | Scattered Showers And Thunderstorms | 9 to 13 mph NE | 51% |
| Thursday Night | 78°F | Scattered Showers And Thunderstorms | 10 to 14 mph NE | 51% |
| Friday | 87°F | Mostly Sunny then Scattered Showers And Thunderstorms | 9 to 14 mph NE | 42% |
| Friday Night | 77°F | Scattered Showers And Thunderstorms | 10 to 15 mph NE | 42% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Longboat Key, FL
Last spring frost
Jan 15
First fall frost
Jan 10
Growing season
365 days
Hardiness zone
10b
Explore more for Longboat Key, FL: full frost dates · planting calendar · Florida frost dates
Climate data from the nearest NOAA station, Sarasota Bradenton Ap, Fl (5.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.