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Haikou in January

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

63.9 °F

Average:

68.2 °F

Maximum:

72.4 °F

Sea water temperature in Haikou in January

In the city of Haikou, the month of January is somewhat comfortable for swimming. The minimum recorded temperature during this month was 63.9°F on January 31, 2023, with an average temperature being 68.2°F and a maximum temperature reaching 72.4°F on January 21, 2024.

While some may find it enjoyable for a brief swim, others might consider it a bit too cold for extended periods in the water. In January, the sea temperature remains relatively stable. The average temperature stays close to 68.2°F throughout the month, with minimal changes.
Date 10 years average 2025 2024
Jan 1 68.8°F 67.2°F 70.3°F
Jan 2 68.8°F 67.6°F 70.5°F
Jan 3 68.8°F 67.7°F 71.2°F
Jan 4 68.8°F 67.6°F 70.8°F
Jan 5 68.8°F 67.5°F 70.5°F
Jan 6 69.0°F 66.8°F 70.7°F
Jan 7 69.1°F 67.2°F 71.5°F
Jan 8 69.0°F 67.3°F 71.2°F
Jan 9 68.8°F 67.3°F 70.9°F
Jan 10 68.6°F 67.0°F 71.0°F
Jan 11 68.8°F 67.1°F 71.4°F
Jan 12 68.7°F 67.0°F 71.2°F
Jan 13 68.2°F 66.5°F 71.2°F
Jan 14 68.1°F 66.3°F 70.9°F
Jan 15 68.1°F 66.4°F 72.0°F
Jan 16 67.9°F 66.2°F 71.2°F
Jan 17 68.0°F 66.3°F 71.0°F
Jan 18 67.8°F 66.1°F 70.9°F
Jan 19 67.8°F 66.1°F 71.5°F
Jan 20 67.8°F 66.1°F 71.3°F
Jan 21 67.9°F 66.1°F 72.4°F
Jan 22 67.8°F 66.1°F 71.8°F
Jan 23 67.9°F 66.1°F 71.5°F
Jan 24 67.9°F 66.2°F 71.0°F
Jan 25 67.8°F 66.1°F 70.5°F
Jan 26 67.5°F 65.8°F 70.2°F
Jan 27 67.4°F 65.7°F 70.0°F
Jan 28 67.6°F 65.9°F 69.7°F
Jan 29 67.5°F 65.8°F 69.4°F
Jan 30 67.5°F 65.8°F 69.1°F
Jan 31 67.2°F 65.5°F 68.7°F

Sea water temperature in Haikou by month

In Haikou, the months April through November offer comfortable swimming conditions, which amounts to 253 swimming days. The warmest water in Haikou was recorded on July 30, 2020, reaching a 89.2°F. While the coldest temperature occurred on February 14, 2018, dipping to 61.6°F. The average readings by season are 69.3°F in Winter, 76.1°F in Spring, 85.5°F in Summer, and 81.4°F in Autumn. January's average temperature is a slight drop from December's average of 72.0°F. In February, the temperature is expected to decrease further, potentially averaging around 67.8°F.