All data are in degrees Fahrenheit

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Water temperature in Haikou

Detailed information about the current water temperature in Haikou. The trend over the last two weeks, daily averages, and precise forecast of the water temperature changes. Gain a deeper understanding of seasonal dynamics with monthly statistical analyses covering recent years.
Sea temperature in Haikou now

67.1

°F

January 11, 17:50

Trend:

stable

Yesterday:

67.0°F

Tomorrow:

67.0°F

Sunrise:

07:16

Sunset:

18:17

Day Length:

11 h. 1 min.

Haikou in January

Minimum:

66.3°F

Average:

68.8°F

Maximum:

71.3°F

Sea water temperature in Haikou today

As of now, in Haikou, the water temperature is 67.1°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 1.7°F lower than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is slightly lower than the average registered over the last two weeks, indicating a slight cooling trend. It is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 71.4°F on 2024, while the historical minimum was 65.7°F on 2015.

Over the last two weeks, the water temperature has stayed slightly lower than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 66.4°F, the minimum temperature may reach 66.1°F, and the maximum might stay at 67.0°F.

Daily water temperature in Haikou

Date Current Year

actual* / forecast**

last year 10 years average
Jan 1 67.2°F 70.3°F 68.8°F
Jan 2 67.6°F 70.5°F 68.8°F
Jan 3 67.7°F 71.2°F 68.8°F
Jan 4 67.6°F 70.8°F 68.8°F
Jan 5 67.5°F 70.5°F 68.8°F
Jan 6 66.8°F 70.7°F 69.0°F
Jan 7 67.2°F 71.5°F 69.1°F
Jan 8 67.3°F 71.2°F 69.0°F
Jan 9 67.3°F 70.9°F 68.8°F
Jan 10 67.0°F 71.0°F 68.6°F
Jan 11 67.1°F 71.4°F 68.8°F
Jan 12 67.0°F 71.2°F 68.7°F
Jan 13 66.5°F 71.2°F 68.2°F
Jan 14 66.3°F 70.9°F 68.1°F
Jan 15 66.4°F 72.0°F 68.1°F
Jan 16 66.2°F 71.2°F 67.9°F
Jan 17 66.3°F 71.0°F 68.0°F
Jan 18 66.1°F 70.9°F 67.8°F
Dec 28 68.2°F 71.0°F 69.7°F
Dec 29 67.9°F 70.3°F 69.5°F
Dec 30 67.3°F 70.1°F 69.3°F
Dec 31 67.4°F 70.2°F 69.2°F

* actual - actual temperature values

** forecast - projected values for the next week

Real-time coastal temperatures could deviate by several degrees from the provided readings. These deviations often become evident following intense rainfall or strong winds.

Our forecasting methodology leverages a mathematical model, that uses current water and weather conditions, historical records, wind intensity and direction.

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.