Sanibel, FL Weather & Growing Conditions
Today
88°F
Scattered Showers And Thunderstorms
Scattered showers and thunderstorms. Mostly sunny, with a high near 88. Heat index values as high as 99. Southwest wind 6 to 9 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 88°F | Scattered Showers And Thunderstorms | 6 to 9 mph SW | 42% |
| Tonight | 79°F | Scattered Showers And Thunderstorms | 6 to 9 mph ESE | 30% |
| Wednesday | 88°F | Scattered Showers And Thunderstorms | 8 mph S | 42% |
| Wednesday Night | 78°F | Chance Showers And Thunderstorms then Mostly Cloudy | 7 to 10 mph ENE | 65% |
| Thursday | 90°F | Isolated Showers And Thunderstorms | 12 mph E | 82% |
| Thursday Night | 78°F | Widespread Showers And Thunderstorms then Mostly Cloudy | 10 to 14 mph ENE | 82% |
| Friday | 89°F | Isolated Showers And Thunderstorms | 8 to 14 mph E | 73% |
| Friday Night | 78°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 12 mph E | 73% |
| Saturday | 90°F | Scattered Showers And Thunderstorms | 12 mph SSE | 69% |
| Saturday Night | 79°F | Chance Showers And Thunderstorms then Scattered Showers And Thunderstorms | 5 to 9 mph SSE | 69% |
| Sunday | 90°F | Sunny then Scattered Showers And Thunderstorms | 6 to 9 mph SSE | 50% |
| Sunday Night | 79°F | Scattered Showers And Thunderstorms | 6 to 9 mph E | 50% |
| Monday | 91°F | Sunny then Scattered Showers And Thunderstorms | 9 mph SSE | 41% |
| Monday Night | 80°F | Scattered Showers And Thunderstorms | 8 mph ENE | 41% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sanibel, FL
Last spring frost
Jan 16
First fall frost
Jan 13
Growing season
365 days
Hardiness zone
10b
Explore more for Sanibel, FL: full frost dates · planting calendar · Florida frost dates
Climate data from the nearest NOAA station, Ft Myers Page Fld Ap, Fl (17.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.