Sanibel Island Weather: December
 |
Average Day Temperature: | 74.5°F |
|
Average Night Temperature: | 65.3°F |
|
Sea Water Temperature: | 72.0°F |
|
Number of Sunny Days: | 17 days |
| Sunshine Hours: | 10.5 - 10.6 hours | |
|
Number of Rainy Days: | 1 day |
| Precipitation Totals: | 0.4 in | |
| detailed information | ||
forecast
| Sanibel Island |
Temperature
| Sanibel Island |
Air Temperature in December, °F
The highest day temperature in December 2025 was 88°F. The lowest night temperature was 49°F. The average values for day and night temperatures during December were 78.4°F и 66.3°F respectivly.
Sanibel Island Water Sea Temperature in December, °F
The average sea surface temperature in December 2025 for Sanibel Island was 73.2°F. The maximum and minimum values were 70.8°F and 76.0°F respectively.
Most of the days in December are sunny but you can also expect cloudy and gloomy days.
Precipitation Totals in December, in
Precipitation total in December for Sanibel Island is 0.4 in. It makes december one of the least rainy months of the year.
The average wind speed in December is 10.0 mph.
We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for Sanibel Island in December is 7.1 hours.
Sanibel Island on the Weather Map
| Boston |  |
+58 |
| Chicago | |
+58 |
| Hawaii | |
+80 |
| Houston |  |
+74 |
| Las Vegas |  |
+64 |
| Los Angeles | |
+74 |
| Maui | |
+72 |
| Miami | |
+82 |
| New York | |
+62 |
| Panama City Beach | |
+64 |
| San Diego | |
+74 |
| San Francisco | |
+60 |
| Santa Monica | |
+72 |
| Tampa | |
+72 |
| Washington | |
+58 |
| 0300 |  |
74°F | SW 17 mph |
| 0600 | |
74°F | SW 17 mph |
| 0900 |  |
76°F | SW 17 mph |
| 1200 |  |
82°F | SW 19 mph |
| 1500 |  |
84°F | SW 19 mph |
| 1800 | |
82°F | SW 19 mph |
| 2100 | |
78°F | SW 19 mph |
| 0000 | |
76°F | S 19 mph |