World Resorts Bulgaria Sunny Beach Weather

Sunny Beach Sea Temperature in December

Average sea water temperature in December:
+51.0°F
Minimum sea water temperature in December: 58.8°F
Maximum sea water temperature in December: 45.0°F

Daily sea water temperature in December, °F

Show year:
2025
2024
2023

The average sea water temperature in December of 2025 was 54.1°F. The highest and lowest sea temperatures during the month were 58.8°F and 50.4°F.

Monthly sea water temperature in Sunny Beach, °F

Which Bulgaria resorts have warmest sea in December?

Place name December 2025 December 2024
Rezovo 55.9°F 53.2°F
Ahtopol 55.5°F 53.0°F
Sinemorets 55.4°F 52.8°F
Sozopol 55.3°F 52.5°F
Duni 55.3°F 52.5°F
Primorsko 55.2°F 52.7°F
Lovenets 55.2°F 52.8°F
Tsarevo 55.1°F 52.8°F
Kiten 55.0°F 52.6°F
Pomorie 54.6°F 51.9°F
Chernomorets 54.6°F 51.8°F
Elenite 54.4°F 51.9°F
Ravda 54.4°F 51.9°F
Sveti Vlas 54.3°F 51.8°F
Sunny Beach 54.1°F 51.6°F
Nesebr 54.1°F 51.6°F
Sarafovo 54.0°F 51.1°F
Varna 54.0°F 51.2°F
Obzor 53.9°F 51.6°F
Byala 53.8°F 51.5°F

Best time for vacation in Sunny Beach

Sunniest months:
August 28 days
July 26 days
September 21 days
Warmest months:
August 83.9 °F
July 83.6 °F
June 77.5 °F
Warmest sea temp:
August 78.3 °F
July 77.1 °F
September 74.3 °F
Coldest months:
January 43.3 °F
February 45.8 °F
December 47.3 °F
Rainiest months:
June 5 days
May 4 days
March 3 days
Windiest months:
February 10.5 mph
January 10.1 mph
December 9.8 mph

Sunny Beach on a weather map

Sunny Beach
+55°F
N 15 mph
Feels like: +52°F
Precip.: 100%
Places in Bulgaria:
Name
°F
+34°F
+59°F
+57°F
+55°F
+57°F
+55°F
+55°F
+57°F
+55°F
+55°F
+59°F
+57°F
+55°F
+45°F
+59°F
24 Hours Forecast
Sunny Beach
Local time: 23:48
January 08, thursday
0000
55°F
N
15 mph
0300
57°F
N
19 mph
0600
57°F
N
22 mph
0900
57°F
NE
19 mph
1200
55°F
NE
17 mph
1500
39°F
SE
19 mph
1800
39°F
E
19 mph
2100
37°F
SE
23 mph
Units of measurement: °C / °F