Measurements:
°C
°F
Busan
42°F
SE 11 mph
Feels like: 36°F
Precip: 0%
World Resorts South Korea Busan Weather

Busan Sea Water Temperature

Current Sea Water Temperature:
+62.2°F
Maximum Sea Water Temperature in December: 67.2°F
Minimum Sea Water Temperature in December: 57.2°F
Average water temperature in December: 61.3°F

Sea Water Temperature for the Last 10 Days:

December 04 62.2°F November 29 64.4°F
December 03 63.6°F November 28 64.4°F
December 02 63.8°F November 27 64.0°F
December 01 62.4°F November 26 64.6°F
November 30 62.8°F November 25 65.4°F

When is the Warmest Sea for Busan?

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

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 Busan was 84.0°F. The maximum and minimum values were 82.2°F and 86.4°F respectively.

Sea Water Temperature in September

Select Year: 2025 2024 2023

The average sea surface temperature in September 2025 for Busan was 80.8°F. The maximum and minimum values were 76.0°F and 84.2°F respectively.

Sea Water Temperature in July

Select Year: 2025 2024 2023

The average sea surface temperature in July 2025 for Busan was 79.7°F. The maximum and minimum values were 74.6°F and 85.6°F respectively.

Best Time to Visit Busan
The most sunny months:
January 21 days
December 20 days
May 18 days
The most warm months:
August 89.6 °F
July 85.6 °F
September 82.3 °F
Warmest sea temperature:
August 83.1 °F
September 79.5 °F
July 77.1 °F
The most cold months:
January 42.7 °F
February 45.7 °F
December 46.4 °F
The most rainy months:
August 7 days
July 6 days
September 5 days
The most windy months:
February 11 mph
January 11 mph
December 11 mph

Busan on the Weather Map

South Korea Resorts:
NAME
Busan +42
Incheon +34
Jeju +46
Muju +36
Seoul +32
Yongpyong +30
24 Hours Weather Forecast
Busan
Local time: 15:42
05 dec, friday
1800 40°F
SE
7 mph
2100 38°F
SE
6 mph
06 dec, saturday
0000 38°F
E
9 mph
0300 36°F
E
8 mph
0600 36°F
E
9 mph
0900 38°F
E
9 mph
1200 44°F
E
9 mph
1500 50°F
E
11 mph