All data are in degrees Fahrenheit

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Water temperature in Rui’an

Detailed information about the current water temperature in Rui’an. 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 Rui’an now

60.9

°F

March 30, 11:28

Trend:

increasing

Yesterday:

60.4°F

Tomorrow:

61.0°F

Sunrise:

05:51

Sunset:

18:14

Day Length:

12 h. 23 min.

Rui’an in April

Minimum:

51.8°F

Average:

55.5°F

Maximum:

60.6°F

Sea water temperature in Rui’an today

As of now, in Rui’an, the water temperature is 60.9°F. Swimming in water of this temperature is generally concidered to be cool, and most people won't really enjoy it. Today's reading is 0.6°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise a bit.

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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 63.0°F on 2025, while the historical minimum was 56.7°F on 2016.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 61.2°F, with minimum temperature starting at 61.0°F, while the maximum might reach 61.4°F.

Daily water temperature in Rui’an

Date Current Year

actual* / forecast**

last year 10 years average
Mar 16 57.9°F 52.3°F 55.1°F
Mar 17 58.1°F 53.9°F 55.6°F
Mar 18 58.3°F 53.9°F 55.8°F
Mar 19 58.1°F 54.9°F 56.1°F
Mar 20 57.2°F 54.8°F 56.0°F
Mar 21 57.1°F 55.4°F 56.3°F
Mar 22 56.7°F 56.1°F 56.6°F
Mar 23 56.7°F 56.4°F 56.5°F
Mar 24 57.7°F 57.9°F 57.4°F
Mar 25 58.3°F 59.9°F 58.3°F
Mar 26 58.9°F 61.7°F 58.9°F
Mar 27 59.6°F 62.9°F 59.0°F
Mar 28 60.1°F 62.7°F 59.7°F
Mar 29 60.4°F 62.7°F 59.8°F
Mar 30 60.9°F 63.0°F 60.3°F
Mar 31 61.0°F 62.8°F 60.4°F
Apr 1 61.1°F 62.8°F 60.5°F
Apr 2 61.2°F 62.8°F 60.6°F
Apr 3 61.4°F 62.6°F 60.8°F
Apr 4 61.4°F 61.9°F 60.8°F
Apr 5 61.3°F 62.1°F 60.8°F
Apr 6 61.3°F 60.4°F 60.8°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 Rui’an by month

In Rui’an, the months June through October offer comfortable swimming conditions, which amounts to 149 swimming days.
The warmest water in Rui’an was recorded on August 11, 2022, reaching a 89.0°F. While the coldest temperature occurred on January 19, 2025, dipping to 48.0°F. The average readings by season are 55.7°F in Winter, 63.8°F in Spring, 82.5°F in Summer, and 75.3°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Wenzhou 62.4°F 15mi
Taizhou 56.7°F 77mi
Jiaojiang 56.6°F 81mi

* current water temperature in this city

** straight line distance from Rui’an