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Incheon in May

Find out everything about the water temperature in Incheon in May. Average, minimum and maximum recorded temperatures as well as daily temperature in May for the last two years. Compare the current month's sea temperature data with other months of the year.
Water temperature in May
Minimum:

51.5 °F

Average:

58.4 °F

Maximum:

65.8 °F

Sea water temperature in Incheon in May

In the city of Incheon, the month of May is too cold for swimming. The minimum recorded temperature during this month was 51.5°F on May 4, 2014, with an average temperature being 58.4°F and a maximum temperature reaching 65.8°F on May 31, 2019.

Swing in the water of such temperature might lead to potential hypothermia within just a few minutes. Throughout the month of May, the sea temperature gradually gets warmer. Starting with an average temperature of 55.3°F at the beginning of the month, it steadily increases to around 61.6°F by the end.
Date 10 years average 2024 2023
May 1 53.9°F 56.0°F 54.2°F
May 2 54.2°F 57.5°F 54.8°F
May 3 54.5°F 57.3°F 55.1°F
May 4 54.7°F 59.0°F 54.9°F
May 5 55.3°F 58.9°F 55.2°F
May 6 55.4°F 58.7°F 55.4°F
May 7 55.9°F 58.6°F 55.6°F
May 8 56.0°F 58.4°F 56.0°F
May 9 56.2°F 57.6°F 55.8°F
May 10 56.6°F 58.3°F 57.4°F
May 11 56.6°F 58.3°F 57.9°F
May 12 56.6°F 58.3°F 57.8°F
May 13 57.2°F 58.9°F 58.0°F
May 14 57.3°F 59.0°F 57.7°F
May 15 57.8°F 60.6°F 58.7°F
May 16 57.9°F 61.4°F 60.4°F
May 17 58.2°F 61.0°F 59.4°F
May 18 58.9°F 61.4°F 59.9°F
May 19 59.6°F 62.6°F 62.2°F
May 20 60.3°F 62.6°F 62.0°F
May 21 60.2°F 62.2°F 61.7°F
May 22 60.6°F 64.4°F 61.7°F
May 23 60.9°F 63.7°F 61.3°F
May 24 61.1°F 63.5°F 61.9°F
May 25 61.4°F 64.0°F 62.3°F
May 26 61.3°F 62.8°F 61.9°F
May 27 61.6°F 64.4°F 61.8°F
May 28 61.6°F 63.9°F 61.6°F
May 29 62.2°F 64.3°F 61.5°F
May 30 62.9°F 64.0°F 64.4°F
May 31 63.6°F 65.2°F 65.2°F

Sea water temperature in Incheon by month

In Incheon, the months July through September offer comfortable swimming conditions, which amounts to 82 swimming days. The warmest water in Incheon was recorded on August 18, 2024, reaching a 85.3°F. While the coldest temperature occurred on February 8, 2023, dipping to 34.3°F. The average readings by season are 41.3°F in Winter, 49.8°F in Spring, 74.1°F in Summer, and 66.9°F in Autumn. The average temperature in May is slightly warmer than April's average of 49.5°F. And in June, the temperature is expected to rise further, potentially reaching an average of 67.9°F.

Popular neighboring cities and resorts

City Water temperature* Distance**
Bucheon-si 56.9°F 5mi
Ansan-si 56.5°F 11mi
Anyang-si 56.5°F 13mi
Goyang-si 54.8°F 16mi
Hwaseong-si 56.6°F 18mi

* current water temperature in this city

** straight line distance from Incheon