All data are in degrees Fahrenheit

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Water temperature in Changshu

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

73.6

°F

October 18, 09:03

Trend:

decreasing

Yesterday:

73.8°F

Tomorrow:

73.2°F

Sunrise:

06:02

Sunset:

17:22

Day Length:

11 h. 20 min.

Changshu in October

Minimum:

45.6°F

Average:

48.2°F

Maximum:

50.2°F

Sea water temperature in Changshu today

As of now, in Changshu, the water temperature is 73.6°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 1.8°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 75.8°F on 2025, while the historical minimum was 69.0°F on 2020.

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 72.1°F, the minimum temperature may reach 71.0°F, and the maximum might stay at 73.2°F.

Daily water temperature in Changshu

Date Current Year

actual* / forecast**

last year 10 years average
Oct 4 76.2°F 78.0°F 77.2°F
Oct 5 76.6°F 77.5°F 76.8°F
Oct 6 76.5°F 79.1°F 76.6°F
Oct 7 75.6°F 80.4°F 76.3°F
Oct 8 75.1°F 79.2°F 75.9°F
Oct 9 75.1°F 78.1°F 75.6°F
Oct 10 75.4°F 77.6°F 75.3°F
Oct 11 75.0°F 77.6°F 74.8°F
Oct 12 75.7°F 77.4°F 74.2°F
Oct 13 74.9°F 78.5°F 73.9°F
Oct 14 75.3°F 77.7°F 73.6°F
Oct 15 74.9°F 77.0°F 73.2°F
Oct 16 74.6°F 76.3°F 72.7°F
Oct 17 73.8°F 75.5°F 72.0°F
Oct 18 73.6°F 75.8°F 71.8°F
Oct 19 73.2°F 75.0°F 71.4°F
Oct 20 72.8°F 74.4°F 71.0°F
Oct 21 72.6°F 73.8°F 70.8°F
Oct 22 72.1°F 73.2°F 70.3°F
Oct 23 71.8°F 71.4°F 70.0°F
Oct 24 71.3°F 70.5°F 69.5°F
Oct 25 71.0°F 69.8°F 69.2°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 Changshu by month

In Changshu, the months June through September offer comfortable swimming conditions, which amounts to 131 swimming days.
The warmest water in Changshu was recorded on August 16, 2022, reaching a 90.4°F. While the coldest temperature occurred on February 2, 2016, dipping to 41.1°F. The average readings by season are 50.2°F in Winter, 60.4°F in Spring, 81.5°F in Summer, and 72.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Zhangjiagang 73.2°F 19mi
Suzhou 73.0°F 25mi
Wuxi 71.9°F 27mi
Nantong 73.4°F 28mi
Jiangyin 73.0°F 34mi
Changzhou 73.2°F 47mi
Zhabei 73.7°F 50mi
Shanghai 73.9°F 51mi
Yixing 72.4°F 58mi
Huzhou 72.0°F 66mi

* current water temperature in this city

** straight line distance from Changshu