Sunny Beach Weather: December
 |
Average Day Temperature: | 47.0°F |
|
Average Night Temperature: | 40.5°F |
|
Sea Water Temperature: | 51.1°F |
|
Number of Sunny Days: | 11 days |
| Sunshine Hours: | 9.0 - 9.3 hours | |
|
Number of Rainy Days: | 2 days |
| Precipitation Totals: | 1.3 in | |
| detailed information | ||
forecast
| Sunny Beach |
Temperature
| Sunny Beach |
Air Temperature in December, °F
The highest day temperature in December 2025 was 58°F. The lowest night temperature was 29°F. The average values for day and night temperatures during December were 49.3°F и 43.4°F respectivly.
Sunny Beach Water Sea Temperature in December, °F
The average sea surface temperature in December 2025 for Sunny Beach was 54.6°F. The maximum and minimum values were 50.4°F and 59.8°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 Sunny Beach is 1.3 in.
The average wind speed in December is 9.8 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 Sunny Beach in December is 4.9 hours.
Sunny Beach on the Weather Map
| Bansko |  |
+24 |
| Burgas | |
+44 |
| Byala |  |
+42 |
| Chernomorets | |
+42 |
| Elenite | |
+42 |
| Golden Sands | |
+36 |
| Nesebr | |
+42 |
| Obzor | |
+42 |
| Pomorie | |
+42 |
| Ravda | |
+42 |
| Sarafovo | |
+44 |
| Sofia | |
+30 |
| Sunny Beach | |
+42 |
| Sveti Vlas | |
+42 |
| Varna | |
+36 |
| 1800 |  |
36°F | NE 9 mph |
| 2100 |  |
36°F | NE 8 mph |
| 0000 | |
34°F | E 7 mph |
| 0300 | |
34°F | E 9 mph |
| 0600 |  |
34°F | NE 7 mph |
| 0900 | |
38°F | NE 9 mph |
| 1200 | |
42°F | E 9 mph |
| 1500 |  |
46°F | W 2 mph |