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

81.0

°F

September 16, 08:23

Trend:

decreasing

Yesterday:

81.2°F

Tomorrow:

80.5°F

Sunrise:

05:45

Sunset:

18:09

Day Length:

12 h. 24 min.

Rizhao in September

Minimum:

40.5°F

Average:

43.1°F

Maximum:

45.4°F

Sea water temperature in Rizhao today

As of now, in Rizhao, the water temperature is 81.0°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.5°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 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 81.0°F on 2024, while the historical minimum was 76.1°F on 2015.

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 80.0°F, the minimum temperature may reach 79.2°F, and the maximum might stay at 80.5°F.

Daily water temperature in Rizhao

Date Current Year

actual* / forecast**

last year 10 years average
Sep 2 84.5°F 82.1°F 80.2°F
Sep 3 84.7°F 82.1°F 80.0°F
Sep 4 84.1°F 81.1°F 79.7°F
Sep 5 84.4°F 80.9°F 79.8°F
Sep 6 84.6°F 81.4°F 79.8°F
Sep 7 84.0°F 80.7°F 79.6°F
Sep 8 83.3°F 80.6°F 79.3°F
Sep 9 82.7°F 80.7°F 79.5°F
Sep 10 83.1°F 81.0°F 79.4°F
Sep 11 82.7°F 81.5°F 79.4°F
Sep 12 82.1°F 81.1°F 79.2°F
Sep 13 81.6°F 80.6°F 79.1°F
Sep 14 81.4°F 81.7°F 79.0°F
Sep 15 81.2°F 81.2°F 78.6°F
Sep 16 81.0°F 81.0°F 78.4°F
Sep 17 80.5°F 80.6°F 78.0°F
Sep 18 80.4°F 80.3°F 77.9°F
Sep 19 80.3°F 80.3°F 77.7°F
Sep 20 80.1°F 80.9°F 77.5°F
Sep 21 79.9°F 80.9°F 77.3°F
Sep 22 79.5°F 79.6°F 76.9°F
Sep 23 79.2°F 79.0°F 76.6°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 102 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 43.8°F in Winter, 51.8°F in Spring, 76.4°F in Summer, and 69.6°F in Autumn.

Popular neighboring cities and resorts

City Water temperature* Distance**
Lianyungang 77.8°F 59mi
Qingdao 79.7°F 66mi
Jiaozhou 79.7°F 66mi

* current water temperature in this city

** straight line distance from Rizhao