All data are in degrees Fahrenheit

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Water temperature in Hong Kong

Detailed information about the current water temperature in Hong Kong. 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 Hong Kong now

69.7

°F

March 14, 00:15

Trend:

increasing

Yesterday:

69.5°F

Tomorrow:

69.9°F

Sunrise:

06:34

Sunset:

18:32

Day Length:

11 h. 58 min.

Hong Kong in March

Minimum:

63.7°F

Average:

66.2°F

Maximum:

67.7°F

Sea water temperature in Hong Kong today

As of now, in Hong Kong, the water temperature is 69.7°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 2.3°F higher 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 rise a bit.

Recent sea temperature and forecast

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 69.1°F on 2017, while the historical minimum was 65.0°F on 2025.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest values recorded on those days in the past. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 70.4°F, with minimum temperature starting at 69.9°F, while the maximum might reach 71.1°F.

Daily water temperature in Hong Kong

Date Current Year

actual* / forecast**

last year 10 years average
Feb 28 70.1°F 32.0°F 66.8°F
Mar 1 69.9°F 64.4°F 67.0°F
Mar 2 69.8°F 64.1°F 67.0°F
Mar 3 70.1°F 65.0°F 66.9°F
Mar 4 68.8°F 65.0°F 66.7°F
Mar 5 68.1°F 65.1°F 66.5°F
Mar 6 68.8°F 65.0°F 66.7°F
Mar 7 68.3°F 64.9°F 66.6°F
Mar 8 68.8°F 64.9°F 66.5°F
Mar 9 68.2°F 62.2°F 66.4°F
Mar 10 68.8°F 62.7°F 66.7°F
Mar 11 69.1°F 64.7°F 67.2°F
Mar 12 68.5°F 65.2°F 67.0°F
Mar 13 69.5°F 65.4°F 67.2°F
Mar 14 69.7°F 65.0°F 67.5°F
Mar 15 69.9°F 65.4°F 67.6°F
Mar 16 69.9°F 64.5°F 67.7°F
Mar 17 70.1°F 63.2°F 67.9°F
Mar 18 70.4°F 63.9°F 68.1°F
Mar 19 70.5°F 63.5°F 68.3°F
Mar 20 70.8°F 64.3°F 68.6°F
Mar 21 71.1°F 64.5°F 68.9°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 Hong Kong by month

In Hong Kong, the months May through November offer comfortable swimming conditions, which amounts to 228 swimming days.
The warmest water in Hong Kong was recorded on July 28, 2023, reaching a 87.6°F. While the coldest temperature occurred on February 8, 2025, dipping to 61.2°F. The average readings by season are 67.2°F in Winter, 73.3°F in Spring, 83.5°F in Summer, and 80.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Central 69.7°F 1mi
Victoria 69.9°F 2mi
Kowloon 69.6°F 3mi
Tseung Kwan O 68.8°F 6mi
Sha Tin 69.5°F 7mi
Tuen Mun 70.7°F 15mi
Shenzhen 70.9°F 20mi
Zhuhai 69.5°F 39mi
Macau 69.3°F 41mi
Dongguan 69.1°F 58mi

* current water temperature in this city

** straight line distance from Hong Kong