Yeosu Strait — Water Temperature in March

Water Temperature Range

9°C

minimum

11°C

average

14°C

maximum

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Water Temperature Chart for Month

The chart shows the average daily water temperature for each day of the month based on historical data.

Table of Water Temperatures by Day of the Month for Previous Years

Day	2026	2025	2024	2023
MAR 1	-10°C	11°C	7°C	12°C
MAR 2	12°C	11°C	6°C	13°C
MAR 3	12°C	11°C	7°C	12°C
MAR 4	12°C	11°C	10°C	12°C
MAR 5	12°C	11°C	9°C	12°C
MAR 6	12°C	11°C	10°C	12°C
MAR 7	12°C	11°C	10°C	12°C
MAR 8	12°C	11°C	10°C	12°C
MAR 9	12°C	12°C	10°C	12°C
MAR 10	12°C	11°C	9°C	12°C
MAR 11	12°C	11°C	8°C	12°C
MAR 12	12°C	11°C	8°C	12°C
MAR 13	11°C	12°C	9°C	12°C
MAR 14	10°C	11°C	9°C	12°C
MAR 15	10°C	12°C	11°C	12°C
MAR 16	10°C	11°C	10°C	12°C
MAR 17	10°C	12°C	11°C	12°C
MAR 18	10°C	12°C	11°C	12°C
MAR 19	10°C	11°C	9°C	12°C
MAR 20	10°C	12°C	9°C	13°C
MAR 21	11°C	11°C	8°C	13°C
MAR 22	11°C	11°C	8°C	13°C
MAR 23	11°C	11°C	8°C	12°C
MAR 24	11°C	12°C	8°C	12°C
MAR 25	11°C	12°C	9°C	12°C
MAR 26	11°C	12°C	10°C	13°C
MAR 27	12°C	12°C	10°C	12°C
MAR 28	12°C	12°C	9°C	12°C
MAR 29	12°C	12°C	10°C	12°C
MAR 30	13°C	12°C	11°C	12°C
MAR 31	13°C	12°C	10°C	12°C

March: Climate and Swimming Opportunities

Average Night Air Temperature

4°C

Average Day Air Temperature

13°C

Precipitation Amount per Month

78 mm

Number of Rainy Days

Daylight per Day

12 hrs

Sunshine per Day

7 hrs

Average Wind Speed

14 km/h

Average Humidity

61%

With such a ratio between the average monthly temperatures of water and air, swimming feels very cold and is only for cold-water enthusiasts. Most people will prefer just a brief splash, because warming up afterward can take time.