Measurements:
°C
°F
Sunny Beach
48°F
SW 10 mph
Feels like: 44°F
Precip: 0%
World Resorts Bulgaria Sunny Beach Weather

Sunny Beach Sea Water Temperature

Current Sea Water Temperature:
+43.6°F
Maximum Sea Water Temperature in March: 53.0°F
Minimum Sea Water Temperature in March: 39.8°F
Average water temperature in March: 44.2°F

Sea Water Temperature for the Last 10 Days:

March 11 43.6°F March 06 41.8°F
March 10 43.6°F March 05 41.4°F
March 09 42.4°F March 04 40.6°F
March 08 42.8°F March 03 40.2°F
March 07 42.4°F March 02 39.8°F

When is the Warmest Sea for Sunny Beach?

According to our data for the last three years for Sunny Beach 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 Sunny Beach was 81.4°F. The maximum and minimum values were 79.2°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 Sunny Beach was 80.3°F. The maximum and minimum values were 77.4°F and 84.0°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Sunny Beach was 77.5°F. The maximum and minimum values were 72.8°F and 80.4°F respectively.

Best Time to Visit Sunny Beach
The most sunny months:
August 28 days
July 26 days
September 21 days
The most warm months:
August 87.6 °F
July 87.3 °F
June 80.5 °F
Warmest sea temperature:
August 81.4 °F
July 80.1 °F
September 77.0 °F
The most cold months:
January 42.6 °F
February 45.3 °F
December 47.0 °F
The most rainy months:
June 5 days
May 4 days
March 3 days
The most windy months:
February 10 mph
January 10 mph
December 9 mph

Sunny Beach on the Weather Map

Bulgaria Resorts:
NAME
Albena +48
Bansko +50
Burgas +48
Elenite +48
Golden Sands +48
Nesebr +48
Obzor +48
Pomorie +48
Ravda +48
Sarafovo +48
Sofia +56
Sozopol +48
Sunny Beach +48
Sveti Vlas +48
Varna +48
24 Hours Weather Forecast
Sunny Beach
Local time: 16:05
11 mar, wednesday
1800 44°F
SW
9 mph
2100 40°F
SW
6 mph
12 mar, thursday
0000 40°F
S
6 mph
0300 42°F
S
7 mph
0600 42°F
SW
6 mph
0900 46°F
S
6 mph
1200 50°F
SW
10 mph
1500 50°F
SW
9 mph