Dewey Beach Weather: December
 |
Average Day Temperature: | 46.0°F |
|
Average Night Temperature: | 41.7°F |
|
Sea Water Temperature: | 48.1°F |
|
Number of Sunny Days: | 11 days |
| Sunshine Hours: | 9.4 - 9.7 hours | |
|
Number of Rainy Days: | 3 days |
| Precipitation Totals: | 1.4 in | |
| detailed information | ||
forecast
| Dewey Beach |
Temperature
| Dewey Beach |
Air Temperature in December, °F
The highest day temperature in December 2024 was 62°F. The lowest night temperature was 22°F. The average values for day and night temperatures during December were 44.1°F и 38.3°F respectivly.
Dewey Beach Water Sea Temperature in December, °F
The average sea surface temperature in December 2024 for Dewey Beach was 46.1°F. The maximum and minimum values were 40.6°F and 53.0°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 Dewey Beach is 1.4 in. It makes december one of the most rainy months of the year.
The average wind speed in December is 11.8 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 Dewey Beach in December is 5.2 hours.
Dewey Beach on the Weather Map
| Chicago |  |
0 |
| Hawaii |  |
+78 |
| Honolulu | |
+78 |
| Houston | |
+46 |
| Las Vegas |  |
+40 |
| Los Angeles | |
+52 |
| Maui | |
+72 |
| Miami | |
+72 |
| Miami Beach | |
+80 |
| New York | |
+18 |
| San Diego | |
+54 |
| San Francisco | |
+46 |
| Sarasota | |
+62 |
| Tampa | |
+62 |
| Washington | |
+28 |
| 0300 |  |
32°F | SW 12 mph |
| 0600 |  |
34°F | SW 9 mph |
| 0900 | |
30°F | SW 7 mph |
| 1200 | |
32°F | SW 9 mph |
| 1500 | |
36°F | S 6 mph |
| 1800 | |
38°F | S 8 mph |
| 2100 | |
36°F | S 9 mph |
| 0000 | |
36°F | S 11 mph |