All data are in degrees Fahrenheit

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Water temperature in Rizhao

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

80.1

°F

September 9, 19:17

Trend:

decreasing

Yesterday:

80.6°F

Tomorrow:

80.0°F

Sunrise:

05:40

Sunset:

18:19

Day Length:

12 h. 39 min.

Rizhao in September

Minimum:

40.5°F

Average:

43.2°F

Maximum:

45.4°F

Sea water temperature in Rizhao today

As of now, in Rizhao, the water temperature is 80.1°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.5°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 stay about the same.

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 82.7°F on 2025, while the historical minimum was 77.6°F on 2021.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. Over the next week, the forecast shows a steady trend, with temperatures staying close to the average of 79.8°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Rizhao

Date Current Year

actual* / forecast**

last year 10 years average
Aug 26 83.0°F 85.5°F 81.9°F
Aug 27 83.7°F 85.4°F 81.9°F
Aug 28 83.3°F 85.6°F 81.6°F
Aug 29 84.0°F 85.9°F 81.2°F
Aug 30 83.9°F 85.6°F 80.9°F
Aug 31 83.2°F 84.9°F 80.6°F
Sep 1 83.0°F 84.3°F 80.7°F
Sep 2 82.1°F 84.5°F 80.5°F
Sep 3 82.0°F 84.7°F 80.4°F
Sep 4 81.4°F 84.1°F 80.0°F
Sep 5 81.3°F 84.4°F 80.1°F
Sep 6 80.6°F 84.6°F 80.0°F
Sep 7 80.5°F 84.0°F 79.9°F
Sep 8 80.6°F 83.3°F 79.6°F
Sep 9 80.1°F 82.7°F 79.6°F
Sep 10 80.0°F 83.1°F 79.6°F
Sep 11 80.1°F 82.7°F 79.6°F
Sep 12 79.9°F 82.1°F 79.4°F
Sep 13 79.8°F 81.6°F 79.4°F
Sep 14 79.8°F 81.4°F 79.3°F
Sep 15 79.6°F 81.2°F 79.1°F
Sep 16 79.4°F 81.2°F 78.9°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 Rizhao by month

In Rizhao, the months July through September offer comfortable swimming conditions, which amounts to 103 swimming days.
The warmest water in Rizhao was recorded on August 23, 2025, reaching a 86.8°F. While the coldest temperature occurred on January 31, 2016, dipping to 36.4°F. The average readings by season are 43.9°F in Winter, 52.1°F in Spring, 76.6°F in Summer, and 69.7°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Lianyungang 77.7°F 59mi
Qingdao 79.5°F 66mi
Jiaozhou 78.6°F 66mi

* current water temperature in this city

** straight line distance from Rizhao