South Korea

Asan Si

Asan-si - photo 1

Photo by Y K on Unsplash.

Asan-si is a coastal city in South Chungcheong, South Korea, located near the Yellow Sea and inland from the main metropolitan hubs. It isn’t a major diving destination; there are very limited local dive options. The city’s access is more about practical travel logistics and nearby coastal access rather than on-site diving. For divers, the closest practical diving hubs are along other parts of the Yellow Sea coast or further afield in South Korea, where several dive centers offer shore dives, boat trips, and training. If visiting for non-diving reasons, you’ll find urban amenities, local culture, and easy transport connections to coastal dive bases in the region.

Essential information for traveling in South Korea

About South Korea

Sea
Japan Sea/East Sea, Yellow Sea, Tung Hai and No...
Timezone
Asia/Seoul
Languages
KO
Demonym
South Korean
Phone prefix
+82

Practicalities

Currency
KRW
Voltage
220
Plug type
Type C, Type F
Airports
ICN GMP PUS CJU MWX

Diving specifics

Temperature
°C
Depth units
meters
Pressure
bar
Regulators
DIN Yoke (INT)

Dive sites and dive centers around Asan-si

Nearby Dive Centers (1)

Nearby cities for scuba diving around Asan-si

The best time to dive in Asan-si

The best months to dive in Asan-si are from July. Temperatures are confortable (27°C), currents are mild and the visibility is at its best.

Excellent Good Fair Mitigated
01 - Jan.
-1 °C 8/10
02 - Feb.
-2 °C 8/10
03 - Mar.
6 °C 7/10
04 - Apr.
12 °C 7/10
05 - May
17 °C 7/10
06 - Jun.
23 °C 5/10
07 - Jul.
27 °C 6/10
08 - Aug.
27 °C 6/10
09 - Sept.
22 °C 4/10
10 - Oct.
16 °C 5/10
11 - Nov.
8 °C 8/10
12 - Dec.
1 °C 7/10

Based on last year's weather. Scores compare months for this destination only and are indicative. A mitigated month may still suit many divers.

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