Sanibel, FL Weather Forecast
Local 7-day forecast
Mostly Sunny
Track current conditions, temperature changes, wind, and the full daily outlook for Sanibel, FL in one place.
Mostly sunny, with a high near 90. Heat index values as high as 101. West southwest wind 3 to 10 mph.
Local Weather Overview
This forecast page for Sanibel, FL is designed for quick trip planning, giving you a clean read on daytime highs, overnight lows, and changing conditions across the upcoming forecast window. Latest sync: May 30, 2026 6:55 PM EDT.
The active forecast window currently covers May 31 to Jun 5, 2026 for Sanibel, FL.
Page Snapshot
- Page focus
- city weather
- Forecast window
- May 31 to Jun 5, 2026
- Latest sync
- May 30, 2026 6:55 PM EDT
- Forecast office
- TBW
- Source
- NOAA / NWS
Daily Outlook
This Week in Sanibel
Sunday looks like the warmest upcoming period in Sanibel at 90 degrees F.
Thursday Night is the coolest period ahead with temperatures near 76 degrees F.
The strongest winds are forecast for Thursday Night at about 13 to 16 mph ENE.
Precipitation is mentioned in 10 upcoming forecast periods.
Forecast Details
- Last updated
- May 30, 2026 6:55 PM EDT
- Coverage
- 6 days
- Time zone
- America/New_York
- Forecast office
- TBW
- Radar station
- KTBW
Weather data is provided by the National Weather Service and refreshed automatically for U.S. locations.
Open NOAA sourceExtended Forecast
Mostly cloudy, with a low around 81. Heat index values as high as 98. West wind 3 to 9 mph.
A slight chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 89. West southwest wind 5 to 12 mph. Chance of precipitation is 20%.
A slight chance of showers and thunderstorms before 8pm. Mostly cloudy, with a low around 81. West wind 8 to 12 mph. Chance of precipitation is 20%.
A slight chance of rain showers between 8am and 11am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a high near 89. West northwest wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
A chance of showers and thunderstorms. Mostly cloudy, with a low around 81. West northwest wind 9 to 13 mph. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 87. West northwest wind around 12 mph. Chance of precipitation is 60%.
Showers and thunderstorms likely. Mostly cloudy, with a low around 77. Chance of precipitation is 60%.
A chance of rain showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and thunderstorms likely. Partly sunny, with a high near 88. Chance of precipitation is 60%.
Showers and thunderstorms likely before 2am. Partly cloudy, with a low around 76. Chance of precipitation is 60%.
A chance of showers and thunderstorms after 2pm. Sunny, with a high near 89. Chance of precipitation is 30%.
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 77.
Detailed Forecast
| Period | Conditions | Temp | Wind |
|---|---|---|---|
|
Sunday
May 31
|
Mostly Sunny
|
90°F |
3 to 10 mph
WSW
|
|
Sunday Night
May 31
|
Mostly Cloudy
|
81°F |
3 to 9 mph
W
|
|
Monday
Jun 1
|
Mostly Cloudy then Slight Chance Showers And Thunderstorms
|
89°F |
5 to 12 mph
WSW
|
|
Monday Night
Jun 1
|
Slight Chance Showers And Thunderstorms then Mostly Cloudy
|
81°F |
8 to 12 mph
W
|
|
Tuesday
Jun 2
|
Slight Chance Showers And Thunderstorms
|
89°F |
9 to 14 mph
WNW
|
|
Tuesday Night
Jun 2
|
Chance Showers And Thunderstorms
|
81°F |
9 to 13 mph
WNW
|
|
Wednesday
Jun 3
|
Chance Showers And Thunderstorms
|
87°F |
12 mph
WNW
|
|
Wednesday Night
Jun 3
|
Showers And Thunderstorms Likely
|
77°F |
9 to 15 mph
NNE
|
|
Thursday
Jun 4
|
Chance Showers And Thunderstorms
|
88°F |
10 to 15 mph
ENE
|
|
Thursday Night
Jun 4
|
Showers And Thunderstorms Likely
|
76°F |
13 to 16 mph
ENE
|
|
Friday
Jun 5
|
Sunny then Chance Showers And Thunderstorms
|
89°F |
9 to 14 mph
E
|
|
Friday Night
Jun 5
|
Chance Showers And Thunderstorms then Partly Cloudy
|
77°F |
12 to 15 mph
ENE
|
Nearby Forecasts
Explore weather pages for nearby cities and major places around Sanibel.
