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

52.6

°F

February 3, 12:50

Trend:

decreasing

Yesterday:

52.8°F

Tomorrow:

52.6°F

Sunrise:

06:44

Sunset:

17:39

Day Length:

10 h. 55 min.

Rui’an in February

Minimum:

51.8°F

Average:

55.8°F

Maximum:

60.3°F

Sea water temperature in Rui’an today

As of now, in Rui’an, the water temperature is 52.6°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 2.3°F lower 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 stay about the same.

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 is also close to the historical minimum temperature for this date. The maximum temperature recorded for this date was 57.9°F on 2017, while the historical minimum was 52.6°F on 2021.

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 51.5°F, the minimum temperature may reach 51.0°F, and the maximum might stay at 52.6°F.

Daily water temperature in Rui’an

Date Current Year

actual* / forecast**

last year 10 years average
Jan 20 48.6°F 53.7°F 53.4°F
Jan 21 49.0°F 54.7°F 53.8°F
Jan 22 49.5°F 55.1°F 54.0°F
Jan 23 50.2°F 55.3°F 54.1°F
Jan 24 50.1°F 54.4°F 54.0°F
Jan 25 50.6°F 54.1°F 54.2°F
Jan 26 51.2°F 54.2°F 54.2°F
Jan 27 51.6°F 54.6°F 54.4°F
Jan 28 51.2°F 54.4°F 54.4°F
Jan 29 51.1°F 54.7°F 54.4°F
Jan 30 50.6°F 55.0°F 54.4°F
Jan 31 52.5°F 53.0°F 54.4°F
Feb 1 52.2°F 53.8°F 54.5°F
Feb 2 52.8°F 54.2°F 55.1°F
Feb 3 52.6°F 54.2°F 54.9°F
Feb 4 52.6°F 54.1°F 54.9°F
Feb 5 52.0°F 51.2°F 54.4°F
Feb 6 51.6°F 51.4°F 53.9°F
Feb 7 51.4°F 51.5°F 53.7°F
Feb 8 51.2°F 51.7°F 53.6°F
Feb 9 51.0°F 51.7°F 53.3°F
Feb 10 51.0°F 51.8°F 53.3°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 146 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, 82.1°F in Summer, and 74.8°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Wenzhou 54.3°F 15mi
Taizhou 47.1°F 77mi
Jiaojiang 47.1°F 81mi

* current water temperature in this city

** straight line distance from Rui’an