Gwanmaedo Beach
Coastal areas · South Korea
Rating right now
Gwanmaedo Beach is a N-facing sand beach on the South Korea shoreline, opening onto the South Sea — it catches NW–NE swell, and offshore SE–SW winds tidy the banks through april–october.
10-day forecast
Local time · updates hourly
Wave height & period
Wind
| Time | Rating | Waves | Swell | Wind | Air |
|---|---|---|---|---|---|
Water temperature by month
This month: ~23.9°C (75°F) on average
Jan
12.5°C
54.5°F · 9.2–15.3°C
Feb
11.1°C
52°F · 8.8–12.5°C
Mar
10.8°C
51.4°F · 9.4–12.7°C
Apr
12.3°C
54.1°F · 10.5–13.9°C
May
14.9°C
58.8°F · 11.4–17.2°C
Jun
18.9°C
66°F · 15.7–22.3°C
Jul
22.9°C
73.2°F · 19.7–28°C
Aug
25.8°C
78.4°F · 22.7–28.5°C
Sep
23.9°C
75°F · 21.2–27.8°C
Oct
20.5°C
68.9°F · 17.4–24.1°C
Nov
16.4°C
61.5°F · 13.5–19.6°C
Dec
14.1°C
57.4°F · 11.7–16.1°C
25-year monthly averages from the NOAA OISST satellite record — typical range min–max, not a live reading.
Know before you go
Best swell
NW–NE
Best wind
SE–SW
Break type
Beach break
Best season
April–October
Safety: Friendly by surf standards, but rip currents and drop-in etiquette still apply. Shifting sandbars create moving rip currents — learn to spot them and use them to get out back.
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