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

58.8

°F

December 9, 18:27

Trend:

stable

Yesterday:

58.2°F

Tomorrow:

58.3°F

Sunrise:

06:36

Sunset:

17:03

Day Length:

10 h. 27 min.

Rui’an in December

Minimum:

49.8°F

Average:

54.7°F

Maximum:

58.7°F

Sea water temperature in Rui’an today

As of now, in Rui’an, the water temperature is 58.8°F. Swimming in water of this temperature is considered as extremely cold, and there's a substantial risk of hypothermia if exposed for more than a brief duration. Today's reading is 1.4°F lower 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 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 aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 63.6°F on 2022, while the historical minimum was 54.9°F on 2019.

Observations from the last two weeks indicate that the water temperature was in proximity to the lowest 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 58.1°F, the minimum temperature may reach 57.5°F, and the maximum might stay at 58.4°F.

Daily water temperature in Rui’an

Date Current Year

actual* / forecast**

last year 10 years average
Nov 25 61.5°F 65.1°F 65.0°F
Nov 26 61.8°F 65.2°F 64.8°F
Nov 27 60.2°F 65.1°F 64.1°F
Nov 28 59.9°F 64.0°F 64.0°F
Nov 29 59.2°F 64.0°F 63.9°F
Nov 30 59.3°F 63.2°F 63.9°F
Dec 1 60.9°F 61.6°F 63.8°F
Dec 2 61.1°F 60.1°F 63.1°F
Dec 3 61.6°F 61.1°F 62.9°F
Dec 4 60.9°F 61.4°F 62.3°F
Dec 5 60.3°F 62.3°F 61.7°F
Dec 6 59.6°F 62.3°F 61.5°F
Dec 7 58.3°F 62.3°F 60.7°F
Dec 8 58.2°F 62.2°F 60.4°F
Dec 9 58.8°F 60.6°F 60.2°F
Dec 10 58.3°F 60.4°F 59.7°F
Dec 11 58.3°F 60.3°F 59.7°F
Dec 12 58.4°F 60.4°F 59.8°F
Dec 13 58.2°F 60.4°F 59.6°F
Dec 14 58.2°F 59.0°F 59.6°F
Dec 15 58.0°F 58.1°F 59.4°F
Dec 16 57.5°F 56.0°F 58.9°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 55.9°F in Winter, 63.6°F in Spring, 82.3°F in Summer, and 75.1°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Wenzhou 60.1°F 15mi
Taizhou 53.6°F 77mi
Jiaojiang 53.6°F 81mi

* current water temperature in this city

** straight line distance from Rui’an