Jacksonville Weather: December
 |
Average Day Temperature: | 68.7°F |
|
Average Night Temperature: | 57.8°F |
|
Sea Water Temperature: | 64.7°F |
|
Number of Sunny Days: | 11 days |
| Sunshine Hours: | 10.2 - 10.3 hours | |
|
Number of Rainy Days: | 2 days |
| Precipitation Totals: | 1.7 in | |
| detailed information | ||
forecast
| Jacksonville |
Temperature
| Jacksonville |
Air Temperature in December, °F
The highest day temperature in December 2025 was 82°F. The lowest night temperature was 31°F. The average values for day and night temperatures during December were 67.8°F и 52.5°F respectivly.
Jacksonville Water Sea Temperature in December, °F
The average sea surface temperature in December 2025 for Jacksonville was 63.4°F. The maximum and minimum values were 59.6°F and 68.6°F respectively.
You can expect various weather conditions during December. Be ready for sunny, cloudy or even gloomy days.
Precipitation Totals in December, in
Precipitation total in December for Jacksonville is 1.7 in.
The average wind speed in December is 6.7 mph. This value is relatively stable throughout the year.
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 Jacksonville in December is 5.6 hours.
Jacksonville on the Weather Map
| Boston |  |
+96 |
| Chicago | |
+86 |
| Hawaii |  |
+82 |
| Houston |  |
+80 |
| Las Vegas |  |
+118 |
| Los Angeles | |
+100 |
| Maui | |
+78 |
| Miami | |
+96 |
| Myrtle Beach | |
+90 |
| New York | |
+104 |
| San Diego | |
+94 |
| San Francisco | |
+82 |
| Santa Monica | |
+82 |
| Sarasota | |
+96 |
| Tampa | |
+98 |
| 1800 |  |
92°F | SE 4 mph |
| 2100 |  |
84°F | E 3 mph |
| 0000 | |
82°F | E 3 mph |
| 0300 |  |
84°F | E 4 mph |
| 0600 | |
82°F | E 4 mph |
| 0900 | |
88°F | SE 6 mph |
| 1200 |  |
100°F | SE 5 mph |
| 1500 | |
94°F | E 1 mph |