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

76.2

°F

June 23, 18:31

Trend:

decreasing

Yesterday:

77.3°F

Tomorrow:

76.0°F

Sunrise:

04:51

Sunset:

19:02

Day Length:

14 h. 11 min.

Shanghai in June

Minimum:

46.9°F

Average:

49.4°F

Maximum:

51.7°F

Sea water temperature in Shanghai today

As of now, in Shanghai, the water temperature is 76.2°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.3°F lower 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 fall a bit.

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 80.5°F on 2022, while the historical minimum was 75.8°F on 2017.

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 histoorical minimum and others when it was close to the historical maximum. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 76.5°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Shanghai

Date Current Year

actual* / forecast**

last year 10 years average
Jun 9 76.7°F 75.6°F 74.5°F
Jun 10 76.1°F 76.1°F 74.9°F
Jun 11 76.5°F 76.4°F 75.4°F
Jun 12 76.0°F 76.4°F 75.5°F
Jun 13 77.9°F 74.6°F 75.8°F
Jun 14 77.5°F 75.4°F 76.0°F
Jun 15 76.6°F 75.6°F 76.4°F
Jun 16 75.6°F 77.4°F 76.9°F
Jun 17 76.0°F 77.3°F 77.0°F
Jun 18 76.1°F 78.7°F 77.8°F
Jun 19 75.8°F 78.8°F 78.0°F
Jun 20 76.8°F 78.9°F 78.0°F
Jun 21 76.9°F 78.9°F 78.0°F
Jun 22 77.3°F 78.7°F 78.3°F
Jun 23 76.2°F 78.5°F 78.5°F
Jun 24 76.0°F 78.4°F 78.3°F
Jun 25 76.1°F 78.9°F 78.4°F
Jun 26 76.3°F 78.5°F 78.6°F
Jun 27 76.5°F 78.7°F 78.9°F
Jun 28 76.6°F 79.8°F 78.9°F
Jun 29 77.1°F 80.7°F 79.4°F
Jun 30 77.3°F 81.4°F 79.6°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 76.3°F 3mi
Suzhou 78.7°F 51mi
Changshu 77.0°F 51mi
Nantong 77.0°F 66mi
Zhangjiagang 76.8°F 70mi

* current water temperature in this city

** straight line distance from Shanghai