Measurements:
°C
°F
Sveti Vlas
46°F
N 8 mph
Feels like: 42°F
Precip: 0%
World Resorts Bulgaria Sveti Vlas Weather

Sveti Vlas Sea Water Temperature

Current Sea Water Temperature:
+41.0°F
Maximum Sea Water Temperature in February: 49.2°F
Minimum Sea Water Temperature in February: 37.8°F
Average water temperature in February: 42.9°F

Sea Water Temperature for the Last 10 Days:

February 14 41.0°F February 09 41.2°F
February 13 41.2°F February 08 41.4°F
February 12 41.6°F February 07 41.8°F
February 11 42.2°F February 06 43.0°F
February 10 41.6°F February 05 43.4°F

When is the Warmest Sea for Sveti Vlas?

According to our data for the last three years for Sveti Vlas the highest average sea water temperature was in August, July and September.

Average Water Temperature by Month, °F

Sea Water Temperature in August

Select Year: 2025 2024 2023

The average sea surface temperature in August 2025 for Sveti Vlas was 81.5°F. The maximum and minimum values were 79.4°F and 83.4°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Sveti Vlas was 80.2°F. The maximum and minimum values were 77.4°F and 83.8°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Sveti Vlas was 77.6°F. The maximum and minimum values were 73.0°F and 80.4°F respectively.

Best Time to Visit Sveti Vlas
The most sunny months:
August 27 days
July 26 days
September 21 days
The most warm months:
August 87.0 °F
July 86.8 °F
June 80.2 °F
Warmest sea temperature:
August 81.5 °F
July 80.1 °F
September 77.0 °F
The most cold months:
January 42.8 °F
February 45.4 °F
December 47.1 °F
The most rainy months:
June 5 days
May 4 days
January 4 days
The most windy months:
February 11 mph
January 10 mph
December 10 mph

Sveti Vlas on the Weather Map

Bulgaria Resorts:
NAME
Bansko +38
Burgas +50
Byala +46
Elenite +46
Golden Sands +42
Nesebr +46
Obzor +46
Pomorie +46
Ravda +46
Sarafovo +50
Sofia +44
Sozopol +50
Sunny Beach +46
Sveti Vlas +46
Varna +44
24 Hours Weather Forecast
Sveti Vlas
Local time: 21:20
15 feb, sunday
0000 46°F
N
7 mph
0300 42°F
N
6 mph
0600 44°F
NW
9 mph
0900 48°F
N
8 mph
1200 54°F
N
6 mph
1500 58°F
N
20 mph
1800 50°F
NE
9 mph
2100 50°F
NE
14 mph

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