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

85.5

°F

October 3, 17:27

Trend:

decreasing

Yesterday:

85.8°F

Tomorrow:

85.4°F

Sunrise:

06:15

Sunset:

18:10

Day Length:

11 h. 55 min.

Hong Kong in October

Minimum:

63.6°F

Average:

66.2°F

Maximum:

68.6°F

Sea water temperature in Hong Kong today

As of now, in Hong Kong, the water temperature is 85.5°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 1.6°F higher than the average recorded on this particular day in recent years. The sea temperature remains approximately unchanged from yesterday. According to the forecast, we expect the temperature to stay about the same.

Recent sea temperature and forecast

Today's water temperature is notably higher than the average recorded over the past two weeks, indicating a significant warming trend. It is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 85.7°F on 2021, while the historical minimum was 81.2°F on 2018.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 84.9°F, the minimum temperature may reach 84.4°F, and the maximum might stay at 85.4°F.

Daily water temperature in Hong Kong

Date Current Year

actual* / forecast**

last year 10 years average
Sep 19 83.2°F 85.4°F 83.8°F
Sep 20 83.4°F 85.0°F 83.9°F
Sep 21 83.6°F 84.6°F 83.8°F
Sep 22 83.8°F 83.0°F 83.7°F
Sep 23 83.6°F 83.7°F 83.8°F
Sep 24 83.8°F 83.6°F 83.6°F
Sep 25 83.5°F 83.3°F 83.6°F
Sep 26 83.5°F 82.4°F 83.6°F
Sep 27 83.4°F 82.9°F 83.7°F
Sep 28 84.5°F 82.8°F 83.9°F
Sep 29 84.6°F 82.4°F 83.9°F
Sep 30 85.5°F 82.5°F 83.8°F
Oct 1 85.5°F 83.2°F 84.1°F
Oct 2 85.8°F 83.2°F 83.9°F
Oct 3 85.5°F 82.9°F 83.9°F
Oct 4 85.4°F 83.9°F 83.8°F
Oct 5 85.2°F 83.7°F 83.6°F
Oct 6 85.2°F 83.4°F 83.5°F
Oct 7 85.0°F 83.6°F 83.3°F
Oct 8 84.8°F 83.3°F 83.2°F
Oct 9 84.5°F 83.2°F 82.9°F
Oct 10 84.4°F 83.4°F 82.8°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, 73.4°F in Spring, 83.5°F in Summer, and 80.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Central 85.5°F 1mi
Victoria 85.5°F 2mi
Kowloon 85.6°F 3mi
Tseung Kwan O 85.4°F 6mi
Sha Tin 85.9°F 7mi
Tuen Mun 85.9°F 15mi
Shenzhen 86.4°F 20mi
Zhuhai 86.3°F 39mi
Macau 86.4°F 41mi
Dongguan 86.9°F 58mi

* current water temperature in this city

** straight line distance from Hong Kong