All data are in degrees Fahrenheit

en

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

68.4

°F

October 31, 06:36

Trend:

decreasing

Yesterday:

68.7°F

Tomorrow:

68.0°F

Sunrise:

06:08

Sunset:

17:07

Day Length:

10 h. 59 min.

Shanghai in November

Minimum:

45.1°F

Average:

47.8°F

Maximum:

50.1°F

Sea water temperature in Shanghai today

As of now, in Shanghai, the water temperature is 68.4°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 0.3°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 fall a bit.

Recent sea temperature and forecast

Today's water temperature is considerably lower than the average registered over the last two weeks, indicating a slight cooling trend. It also falls within the range of the average temperature recorded for this date, suggesting a consistent weather trend. The maximum temperature recorded for this date was 71.1°F on 2023, while the historical minimum was 65.0°F on 2017.

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 shows a gradual cooling trend. The average temperature is expected to be 67.4°F, the minimum temperature may reach 67.0°F, and the maximum might stay at 68.0°F.

Daily water temperature in Shanghai

Date Current Year

actual* / forecast**

last year 10 years average
Oct 17 76.7°F 72.7°F 72.2°F
Oct 18 77.2°F 74.3°F 72.2°F
Oct 19 76.7°F 73.7°F 71.8°F
Oct 20 76.0°F 73.2°F 71.5°F
Oct 21 75.4°F 72.8°F 71.2°F
Oct 22 74.8°F 72.4°F 71.0°F
Oct 23 73.4°F 72.5°F 70.6°F
Oct 24 72.6°F 72.1°F 70.3°F
Oct 25 71.5°F 71.3°F 70.0°F
Oct 26 71.6°F 70.9°F 69.7°F
Oct 27 70.9°F 70.3°F 69.4°F
Oct 28 70.4°F 69.8°F 69.2°F
Oct 29 68.5°F 70.3°F 68.9°F
Oct 30 68.7°F 69.9°F 68.4°F
Oct 31 68.4°F 69.7°F 68.1°F
Nov 1 68.0°F 69.2°F 67.7°F
Nov 2 67.7°F 68.8°F 67.4°F
Nov 3 67.3°F 67.9°F 66.9°F
Nov 4 67.3°F 68.5°F 66.9°F
Nov 5 67.1°F 68.4°F 66.8°F
Nov 6 67.1°F 68.9°F 66.8°F
Nov 7 67.0°F 68.4°F 66.7°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 129 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 49.2°F in Winter, 60.3°F in Spring, 81.5°F in Summer, and 72.8°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Zhabei 68.4°F 3mi
Suzhou 67.2°F 51mi
Changshu 67.7°F 51mi
Nantong 66.5°F 66mi
Zhangjiagang 67.0°F 70mi

* current water temperature in this city

** straight line distance from Shanghai