Bethany Beach Weather: December
 |
Average Day Temperature: | 46.7°F |
|
Average Night Temperature: | 42.7°F |
|
Sea Water Temperature: | 48.9°F |
|
Number of Sunny Days: | 11 days |
| Sunshine Hours: | 9.5 - 9.7 hours | |
|
Number of Rainy Days: | 3 days |
| Precipitation Totals: | 1.7 in | |
| detailed information | ||
forecast
| Bethany Beach |
Temperature
| Bethany Beach |
Air Temperature in December, °F
The highest day temperature in December 2023 was 58°F. The lowest night temperature was 32°F. The average values for day and night temperatures during December were 48.0°F и 44.8°F respectivly.
Bethany Beach Water Sea Temperature in December, °F
The average sea surface temperature in December 2023 for Bethany Beach was 48.1°F. The maximum and minimum values were 45.0°F and 51.4°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 Bethany Beach is 1.7 in. It makes december one of the most rainy months of the year.
The average wind speed in December is 11.5 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 Bethany Beach in December is 5.2 hours.
Bethany Beach on the Weather Map
| Boston |  |
+46 |
| Chicago |  |
+50 |
| Hawaii | |
+74 |
| Honolulu | |
+74 |
| Houston |  |
+74 |
| Las Vegas | |
+62 |
| Los Angeles | |
+58 |
| Miami | |
+78 |
| New York | |
+50 |
| Orlando |  |
+72 |
| San Diego | |
+58 |
| San Francisco | |
+50 |
| Sarasota | |
+72 |
| Tampa | |
+74 |
| Washington |  |
+58 |
| 0900 |  |
58°F | NW 14 mph |
| 1200 | |
58°F | NW 14 mph |
| 1500 | |
60°F | N 14 mph |
| 1800 |  |
60°F | N 14 mph |
| 2100 | |
60°F | N 14 mph |
| 0000 | |
60°F | N 12 mph |
| 0300 | |
60°F | N 12 mph |
| 0600 | |
60°F | N 11 mph |