The temperatures in Sanibel in March are comfortable with low of 18°C and and high up to 24°C.
You can expect about 3 to 8 days of rain in Sanibel during the month of March. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Sanibel in March 2025.
If you’re planning to visit Sanibel in the near future, we highly recommend that you review the 14 day weather forecast for Sanibel before you arrive.
Temperatures
24° / 18°
Rainy Days
3
Snowy Days
0
Dry Days
28
Rainfall
62
mm
Sun Hours
11.4
Hrs
