All data are in degrees Fahrenheit

en

Water temperature in Dalian

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

79.0

°F

August 22, 06:15

Trend:

decreasing

Yesterday:

79.4°F

Tomorrow:

78.7°F

Sunrise:

05:13

Sunset:

18:40

Day Length:

13 h. 27 min.

Dalian in August

Minimum:

38.9°F

Average:

42.3°F

Maximum:

44.5°F

Sea water temperature in Dalian today

As of now, in Dalian, the water temperature is 79.0°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 0.6°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 also aligns closely with the historical average temperature for this date, indicating a typical climate pattern. The maximum temperature recorded for this date was 81.5°F on 2024, while the historical minimum was 75.8°F on 2022.

Over the last two weeks, the water temperature has stayed slightly above than historical averages for those days. The forecast for the upcoming week shows a gradual cooling trend. The average temperature is expected to be 78.2°F, the minimum temperature may reach 77.4°F, and the maximum might stay at 78.9°F.

Daily water temperature in Dalian

Date Current Year

actual* / forecast**

last year 10 years average
Aug 8 84.0°F 79.4°F 79.9°F
Aug 9 80.7°F 79.0°F 79.5°F
Aug 10 79.8°F 78.9°F 79.4°F
Aug 11 81.5°F 79.0°F 79.5°F
Aug 12 81.6°F 79.0°F 79.7°F
Aug 13 81.4°F 79.3°F 79.6°F
Aug 14 81.8°F 78.0°F 79.7°F
Aug 15 82.0°F 79.5°F 79.7°F
Aug 16 81.3°F 79.6°F 79.6°F
Aug 17 81.9°F 79.9°F 79.7°F
Aug 18 81.4°F 78.8°F 79.8°F
Aug 19 80.9°F 80.4°F 79.7°F
Aug 20 80.4°F 78.9°F 79.1°F
Aug 21 79.4°F 79.2°F 78.8°F
Aug 22 79.0°F 80.2°F 78.4°F
Aug 23 78.7°F 78.8°F 78.1°F
Aug 24 78.8°F 80.1°F 78.2°F
Aug 25 78.9°F 79.9°F 78.3°F
Aug 26 78.3°F 79.3°F 77.7°F
Aug 27 78.0°F 79.1°F 77.4°F
Aug 28 77.7°F 78.7°F 77.1°F
Aug 29 77.4°F 78.5°F 76.7°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 Dalian by month

In Dalian, the months July through September offer comfortable swimming conditions, which amounts to 70 swimming days.
The warmest water in Dalian was recorded on August 7, 2026, reaching a 84.3°F. While the coldest temperature occurred on February 20, 2016, dipping to 33.2°F. The average readings by season are 41.9°F in Winter, 46.8°F in Spring, 73.1°F in Summer, and 64.8°F in Autumn.