World Resorts Bulgaria Sveti Vlas Weather

Sveti Vlas Sea Temperature in September

Average sea water temperature in September:
+74.3°F
Minimum sea water temperature in September: 79.3°F
Maximum sea water temperature in September: 68.2°F

Daily sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 74.9°F. The highest and lowest sea temperatures during the month were 77.4°F and 70.7°F.

Monthly sea water temperature in Sveti Vlas, °F

Which Bulgaria resorts have warmest sea in September?

Place name September 2025 September 2024
Pomorie 75.2°F 75.9°F
Sozopol 75.2°F 75.8°F
Rezovo 75.1°F 75.8°F
Primorsko 75.1°F 75.7°F
Lovenets 75.0°F 75.7°F
Ravda 75.0°F 75.7°F
Varna 75.0°F 75.7°F
Elenite 75.0°F 75.6°F
Duni 75.0°F 75.7°F
Kiten 74.9°F 75.6°F
Ahtopol 74.9°F 75.5°F
Chernomorets 74.9°F 75.8°F
Sarafovo 74.9°F 75.8°F
Sveti Vlas 74.9°F 75.6°F
Tsarevo 74.8°F 75.5°F
Sinemorets 74.8°F 75.5°F
Obzor 74.8°F 75.2°F
Burgas 74.8°F 75.7°F
Kraymorie 74.7°F 75.7°F
Sunny Beach 74.7°F 75.5°F

Best time for vacation in Sveti Vlas

Sunniest months:
August 27 days
July 26 days
September 21 days
Warmest months:
August 83.3 °F
July 83.1 °F
June 77.1 °F
Warmest sea temp:
August 78.3 °F
July 77.1 °F
September 74.3 °F
Coldest months:
January 43.6 °F
February 45.9 °F
December 47.4 °F
Rainiest months:
June 5 days
May 4 days
January 4 days
Windiest months:
February 10.7 mph
January 10.2 mph
December 10.0 mph

Sveti Vlas on a weather map

Sveti Vlas
+37°F
NE 2 mph
Feels like: +36°F
Precip.: 74%
Places in Bulgaria:
Name
°F
+34°F
+37°F
+37°F
+32°F
+37°F
+34°F
+36°F
+37°F
+36°F
+36°F
+37°F
+37°F
+36°F
+32°F
+37°F
24 Hours Forecast
Sveti Vlas
Local time: 16:31
January 14, wednesday
1800
37°F
NE
2 mph
2100
37°F
NE
4 mph
January 15, thursday
0000
37°F
NE
6 mph
0300
36°F
E
8 mph
0600
36°F
E
9 mph
0900
37°F
E
9 mph
1200
46°F
E
9 mph
1500
50°F
E
7 mph
Units of measurement: °C / °F