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

83.2

°F

October 11, 04:20

Trend:

decreasing

Yesterday:

83.6°F

Tomorrow:

82.7°F

Sunrise:

05:55

Sunset:

17:33

Day Length:

11 h. 38 min.

Rui’an in October

Minimum:

52.3°F

Average:

55.5°F

Maximum:

59.1°F

Sea water temperature in Rui’an today

As of now, in Rui’an, the water temperature is 83.2°F. Swimming in water of this temperature is considered highly warm and would be enjoyable for everyone. At this temperature, you can comfortably engage in water-based activities for extended periods without experiencing discomfort. Today's reading is 6.7°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 82.0°F on 2021, while the historical minimum was 73.9°F on 2018.

Observations from the last two weeks indicate that the water temperature was in proximity to the highest 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 81.8°F, the minimum temperature may reach 80.9°F, and the maximum might stay at 82.7°F.

Daily water temperature in Rui’an

Date Current Year

actual* / forecast**

last year 10 years average
Sep 27 84.4°F 81.4°F 80.4°F
Sep 28 84.7°F 81.0°F 80.3°F
Sep 29 83.9°F 80.9°F 80.2°F
Sep 30 85.7°F 80.9°F 80.3°F
Oct 1 85.9°F 81.5°F 80.3°F
Oct 2 85.1°F 81.0°F 80.4°F
Oct 3 85.9°F 80.6°F 80.3°F
Oct 4 86.4°F 80.0°F 80.1°F
Oct 5 85.6°F 79.5°F 79.8°F
Oct 6 85.7°F 78.9°F 79.3°F
Oct 7 85.9°F 76.7°F 78.7°F
Oct 8 85.4°F 76.4°F 78.4°F
Oct 9 86.0°F 76.0°F 78.1°F
Oct 10 83.6°F 75.3°F 76.9°F
Oct 11 83.2°F 74.4°F 76.5°F
Oct 12 82.7°F 74.2°F 75.9°F
Oct 13 82.4°F 74.5°F 75.7°F
Oct 14 82.0°F 74.7°F 75.3°F
Oct 15 81.9°F 75.6°F 75.1°F
Oct 16 81.6°F 75.6°F 74.9°F
Oct 17 81.5°F 76.9°F 74.7°F
Oct 18 80.9°F 76.7°F 74.2°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 Rui’an by month

In Rui’an, the months June through October offer comfortable swimming conditions, which amounts to 147 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 75.0°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Wenzhou 79.5°F 15mi
Taizhou 80.8°F 77mi
Jiaojiang 81.6°F 81mi

* current water temperature in this city

** straight line distance from Rui’an