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Sanibel climate
Typical historical weather for Sanibel, United States, averaged across 10 years of hourly climate data. Pick a date for a specific day.
Want today's actual conditions instead? See the current forecast for Sanibel.
Annual average
24.2°C
across all months
Warmest month
30.5°C
Jul average high
Coolest month
15.1°C
Jan average low
Annual rainfall
1148mm
total per year
Monthly averages
Average daily high/low temperature (band) and monthly rainfall (bars).
● Avg high● Avg low▮ Rainfall
Records on file
Hottest day
33.5°C
27 July 2025
Coldest day
3.4°C
18 January 2018
Wettest day
168.1mm
28 September 2022
Windiest day
16.6m/s
28 September 2022
See the detail: Sanibel on 28 September 2022.