Sanibel Island Christmas 2024 Weather. The weather's not getting better compared to the previous month since in june there is an average of 12.5in of rainfall over 18 days. On the last day of the month, sunrise is at 7:19 am and sunset at 7:44 pm edt.

Sanibel island weather in december 2024. Recharge your batteries by spending the holidays in festive southwest florida enjoying the beaches, sunsets and warmer weather.