What is the current water temperature in Shanghai?

Q: What is the current water temperature in Shanghai?

As of now, in Shanghai, the water temperature is 22.85°C. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool.

China > Shanghai

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.

73.1

°F

October 24, 16:47

Trend:

decreasing

Yesterday:

73.5°F

Tomorrow:

72.8°F

Sunrise:

06:03

Sunset:

17:14

Day Length:

11 h. 11 min.

Shanghai in October

Minimum:

45.3°F

Average:

48.3°F

Maximum:

50.4°F

Sea water temperature in Shanghai today

As of now, in Shanghai, the water temperature is 73.1°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 3.0°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 is also close to the historical maximum temperature for this date. The maximum temperature recorded for this date was 72.6°F on 2025, while the historical minimum was 67.0°F on 2017.

latest data

last year

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 shows a gradual cooling trend. The average temperature is expected to be 72.0°F, the minimum temperature may reach 71.0°F, and the maximum might stay at 72.8°F.

Daily water temperature in Shanghai

Date	Current Year actual* / forecast**	last year	10 years average
Oct 10	74.5°F	79.0°F	75.4°F
Oct 11	74.7°F	79.5°F	75.0°F
Oct 12	75.2°F	78.8°F	74.7°F
Oct 13	75.0°F	79.3°F	74.3°F
Oct 14	74.5°F	78.4°F	73.8°F
Oct 15	74.4°F	77.5°F	73.4°F
Oct 16	74.4°F	77.4°F	73.0°F
Oct 17	73.9°F	76.7°F	72.5°F
Oct 18	74.5°F	77.2°F	72.5°F
Oct 19	74.6°F	76.7°F	72.2°F
Oct 20	74.6°F	76.0°F	71.9°F
Oct 21	74.3°F	75.4°F	71.5°F
Oct 22	74.0°F	74.8°F	71.2°F
Oct 23	73.5°F	73.4°F	70.8°F
Oct 24	73.1°F	72.6°F	70.1°F
Oct 25	72.8°F	71.5°F	69.8°F
Oct 26	72.6°F	71.6°F	69.6°F
Oct 27	72.2°F	70.9°F	69.2°F
Oct 28	72.1°F	70.4°F	69.0°F
Oct 29	71.9°F	68.5°F	68.9°F
Oct 30	71.3°F	68.7°F	68.3°F
Oct 31	71.0°F	68.3°F	68.0°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	73.0°F	3mi
Suzhou	69.7°F	51mi
Changshu	73.0°F	51mi
Nantong	72.9°F	66mi
Zhangjiagang	73.1°F	70mi

* current water temperature in this city

** straight line distance from Shanghai