Sanibel, FL 7-Day Weather Forecast
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Sanibel Weather Forecast


Sanibel, FL Weather Forecast Date: 222 AM EDT Fri Sep 11 2026
Weather forecast for Sanibel, FL
| Today Hi: 91°FHi: 33°C Lo: 79°F Lo: 26°C |
Today... Mostly sunny. Scattered showers and thunderstorms this afternoon. Highs in the lower 90s. East winds 5 to 10 mph, becoming south this afternoon. Chance of rain 50%. |
| Sat Hi: 91°FHi: 33°C Lo: 79°F Lo: 26°C |
Saturday... Mostly sunny. Numerous showers and scattered thunderstorms in the afternoon. Humid with highs in the lower 90s. East winds 5 to 10 mph, becoming south in the afternoon. Chance of rain 70%. |
| Sun Hi: 91°FHi: 33°C Lo: 79°F Lo: 26°C |
Sunday... Mostly sunny with scattered thunderstorms. Scattered showers in the morning, then widespread showers in the afternoon. Humid with highs in the lower 90s. East winds around 5 mph, becoming southwest in the afternoon. Chance of rain 90%. |
| Mon Hi: 91°FHi: 33°C Lo: 79°F Lo: 26°C |
Monday... Partly cloudy. Numerous showers and scattered thunderstorms. Highs in the lower 90s. Lows in the upper 70s. Chance of rain 70%. |
| Tue Hi: 91°FHi: 33°C Lo: 79°F Lo: 26°C |
Tuesday... Sunny. Numerous showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 70%. Heat index values up to 105. |
| Wed Hi: 91°FHi: 33°C Lo: 79°F Lo: 26°C |
Wednesday... Sunny. Numerous showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 70%. |
| Thu Hi: 91°FHi: 33°C |
Thursday... Sunny. Isolated showers and thunderstorms in the morning, then showers and numerous thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 80%. |
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