All data are in degrees Fahrenheit

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Water temperature in Shanghai

Detailed information about the current water temperature in Shanghai. 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 Shanghai now

88.0

°F

August 4, 02:37

Trend:

stable

Yesterday:

88.2°F

Tomorrow:

88.1°F

Sunrise:

05:12

Sunset:

18:48

Day Length:

13 h. 36 min.

Shanghai in August

Minimum:

46.7°F

Average:

49.0°F

Maximum:

51.4°F

Sea water temperature in Shanghai today

As of now, in Shanghai, the water temperature is 88.0°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 2.7°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 87.5°F on 2022, while the historical minimum was 83.1°F on 2021.

The water temperature over the last two weeks displayed soome variability. While the two week average stayed close to the historical average, there were some days when the temperature was close to the maximum recorded over the past years. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 88.4°F, with minimum temperature starting at 88.1°F, while the maximum might reach 88.8°F.

Daily water temperature in Shanghai

Date Current Year

actual* / forecast**

last year 10 years average
Jul 21 84.2°F 85.8°F 83.9°F
Jul 22 84.8°F 85.2°F 84.0°F
Jul 23 86.0°F 85.6°F 84.6°F
Jul 24 86.1°F 85.4°F 84.9°F
Jul 25 86.3°F 85.2°F 84.8°F
Jul 26 86.7°F 84.2°F 84.9°F
Jul 27 86.8°F 83.7°F 84.8°F
Jul 28 87.2°F 83.8°F 84.9°F
Jul 29 86.6°F 83.9°F 85.2°F
Jul 30 87.2°F 83.9°F 85.4°F
Jul 31 87.1°F 83.8°F 85.3°F
Aug 1 87.6°F 84.4°F 85.5°F
Aug 2 87.4°F 84.9°F 85.5°F
Aug 3 88.2°F 85.2°F 85.5°F
Aug 4 88.0°F 85.3°F 85.3°F
Aug 5 88.1°F 85.1°F 85.4°F
Aug 6 88.1°F 85.9°F 85.4°F
Aug 7 88.4°F 86.0°F 85.7°F
Aug 8 88.8°F 86.1°F 86.1°F
Aug 9 88.8°F 86.1°F 86.1°F
Aug 10 88.5°F 85.8°F 85.8°F
Aug 11 88.4°F 85.7°F 85.8°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 Shanghai by month

In Shanghai, the months June through September offer comfortable swimming conditions, which amounts to 134 swimming days.
The warmest water in Shanghai was recorded on August 30, 2025, reaching a 89.8°F. While the coldest temperature occurred on February 8, 2016, dipping to 42.0°F. The average readings by season are 49.5°F in Winter, 60.6°F in Spring, 81.8°F in Summer, and 72.9°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Zhabei 88.2°F 3mi
Suzhou 90.2°F 51mi
Changshu 87.1°F 51mi
Nantong 87.5°F 66mi
Zhangjiagang 87.3°F 70mi

* current water temperature in this city

** straight line distance from Shanghai