South Korea
Busan · Sea of Japan
Haeundae Beach
Popular beach in Busan, South Korea.
Pleasant water with calm seas and a light breeze — great swimming conditions.
Sea temperature now
22.8°Cwarm
Excellent
Updated just now · Source: Open-Meteo Marine
Air temperature
21.2°C
Wave height
0.3 m
Wind
6.2 km/h
UV index
0.5 UV index
Location
Haeundae Beach on the map, with nearby beaches and live sea temperatures.
7-day forecast
Water, air, waves, wind and UV outlook for the week ahead.
Wetsuit recommendation
Rash vest or swimsuit
At 22.8°C most swimmers and surfers are comfortable in a swimsuit or thin rash top.
Surf & watersports
Warm summer-Mediterranean range. A UV-rated rash vest adds sun protection without restricting your stroke. Children and slim swimmers may prefer a thin 1.5mm shorty for sessions over 45 minutes.
Open-water swimming
Comfortable for unlimited swim duration; rash vest cuts UV and chafing.
Recommendation tuned for Haeundae Beach's current water temperature. Individual tolerance, wind chill, and session length all matter — when in doubt, size up.
Quick answer
Can I swim at Haeundae Beach today?
The sea is currently 22.8°C — excellent swimming conditions. Most swimmers will find it pleasant.
Key takeaways
- • Located in Busan, South Korea (Sea of Japan).
- • Family friendly with calm, accessible water.
- • Live data refreshed hourly from Open-Meteo Marine.
Monthly sea temperature averages
Tap any month to see what to expect — based on regional climatology.
Jan15°CFeb14°CMar15°CApr16°CMay18°CJun22°CBestJul25°CBestAug26°CBestSep24°CBestOct21°CNov18°CDec16°C
14°C → 26°C· Current month outlined· “Best” = within 2°C of the annual peak
Year-round sea temperature
Best swim months: Jun – Jul – Aug – Sep – Oct
| Month | Sea | Comfort |
|---|---|---|
| Jan | 15°C | Bracing |
| Feb | 14°C | Bracing |
| Mar | 15°C | Bracing |
| Apr | 16°C | Bracing |
| May | 18°C | Pleasant |
| Jun | 22°C | Warm |
| Jul | 25°C | Warm |
| Aug ⭐ | 26°C | Hot |
| Sep | 24°C | Warm |
| Oct | 21°C | Pleasant |
| Nov | 18°C | Pleasant |
| Dec | 16°C | Bracing |
Can you swim here? — Haeundae Beach
Same region this month — Busan
Nearby beaches
The closest coastline, with live water temperatures.