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

83.9

°F

September 13, 03:40

Trend:

stable

Yesterday:

84.0°F

Tomorrow:

84.0°F

Sunrise:

06:09

Sunset:

18:29

Day Length:

12 h. 20 min.

Hong Kong in September

Minimum:

65.1°F

Average:

66.5°F

Maximum:

68.6°F

Sea water temperature in Hong Kong today

As of now, in Hong Kong, the water temperature is 83.9°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 0.6°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

The water temperature today is above average for the last two weeks, showing a small increase in temperature. It also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 85.0°F on 2017, while the historical minimum was 79.8°F on 2023.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 84.2°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Hong Kong

Date Current Year

actual* / forecast**

last year 10 years average
Aug 30 84.0°F 83.6°F 83.5°F
Aug 31 83.9°F 83.2°F 83.3°F
Sep 1 84.4°F 83.1°F 83.4°F
Sep 2 84.0°F 83.4°F 83.2°F
Sep 3 83.6°F 83.9°F 83.1°F
Sep 4 83.5°F 84.5°F 83.1°F
Sep 5 83.0°F 84.5°F 83.1°F
Sep 6 81.9°F 84.8°F 82.9°F
Sep 7 82.7°F 85.0°F 83.2°F
Sep 8 82.3°F 84.5°F 83.2°F
Sep 9 83.3°F 84.1°F 83.4°F
Sep 10 82.8°F 84.2°F 83.1°F
Sep 11 83.9°F 83.4°F 83.2°F
Sep 12 84.0°F 83.7°F 83.5°F
Sep 13 83.9°F 84.2°F 83.4°F
Sep 14 84.0°F 84.6°F 83.5°F
Sep 15 84.1°F 85.0°F 83.5°F
Sep 16 84.1°F 84.5°F 83.5°F
Sep 17 84.2°F 85.0°F 83.6°F
Sep 18 84.4°F 85.7°F 83.9°F
Sep 19 84.4°F 85.4°F 83.9°F
Sep 20 84.5°F 85.0°F 83.9°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, 73.4°F in Spring, 83.5°F in Summer, and 80.4°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Central 83.9°F 1mi
Victoria 83.5°F 2mi
Kowloon 84.0°F 3mi
Tseung Kwan O 84.4°F 6mi
Sha Tin 84.3°F 7mi
Tuen Mun 83.4°F 15mi
Shenzhen 84.0°F 20mi
Zhuhai 84.0°F 39mi
Macau 84.5°F 41mi
Dongguan 84.3°F 58mi

* current water temperature in this city

** straight line distance from Hong Kong