World Resorts South Korea Busan Weather

Busan sea water temperature

Current sea water temperature:
+66.2°F
Minimum sea water temperature in May: 66.7°F
Maximum sea water temperature in May: 55.9°F
Average sea water temperature in May: 61.3°F

Sea water temperature for the last 10 days:

May 29 66.2°F May 24 63.7°F
May 28 66.4°F May 23 63.5°F
May 27 66.7°F May 22 63.7°F
May 26 66.0°F May 21 61.5°F
May 25 64.6°F May 20 61.3°F

When is the warmest sea in Busan?

Based on the data about daily sea water temperature for the last three years the warmest sea in Busan was noticed in August, September and July.

Monthly Sea Temperatures in Busan, °F

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 80.6°F. The highest and lowest sea temperatures during the month were 82.8°F and 79.0°F.

Sea water temperature in September, °F

Show year:
2025
2024
2023

The average sea water temperature in September of 2025 was 77.8°F. The highest and lowest sea temperatures during the month were 80.8°F and 73.4°F.

Sea water temperature in July, °F

Show year:
2025
2024
2023

The average sea water temperature in July of 2025 was 76.8°F. The highest and lowest sea temperatures during the month were 82.0°F and 72.1°F.

Best time for vacation in Busan

Sunniest months:
January 21 days
December 20 days
May 18 days
Warmest months:
August 85.6 °F
July 82.0 °F
September 79.0 °F
Warmest sea temp:
August 79.8 °F
September 76.6 °F
July 74.4 °F
Coldest months:
January 43.3 °F
February 46.2 °F
December 46.9 °F
Rainiest months:
August 7 days
July 6 days
September 5 days
Windiest months:
February 11.4 mph
January 11.4 mph
December 11.2 mph

Busan on a weather map

Busan
+64°F
E 6 mph
Feels like: +64°F
Precip.: 0%
Places in South Korea:
Name
°F
+59°F
+66°F
+54°F
+64°F
+70°F
+64°F
24 Hours Forecast
Busan
Local time: 01:19
May 30, saturday
0300
63°F
E
7 mph
0600
63°F
SE
8 mph
0900
72°F
E
7 mph
1200
75°F
NE
8 mph
1500
75°F
NE
11 mph
1800
72°F
NE
9 mph
2100
68°F
NE
6 mph
May 31, sunday
0000
66°F
E
3 mph
Units of measurement: °C / °F