All data are in degrees Fahrenheit

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Water temperature in Beidaihe

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

81.5

°F

July 18, 13:51

Trend:

increasing

Yesterday:

81.2°F

Tomorrow:

81.7°F

Sunrise:

04:48

Sunset:

19:28

Day Length:

14 h. 40 min.

Beidaihe in July

Minimum:

32.4°F

Average:

33.7°F

Maximum:

36.5°F

Sea water temperature in Beidaihe today

As of now, in Beidaihe, the water temperature is 81.5°F. It's safe to say that the water is comfortably warm for various water-related activities. Today's reading is 2.9°F higher than the average recorded on this particular day in recent years. Since yesterday, there was a slight increase in temperature. This indicates a warming trend over the past day. According to the forecast, we expect the temperature to rise a bit.

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 maximum temperature for this date. The maximum temperature recorded for this date was 81.8°F on 2025, while the historical minimum was 75.9°F on 2018.

Over the past two weeks, the water temperature has closely aligned with historical averages for those days. The forecast for the upcoming week suggests a gradual increase. The average temperature is expected to rise up to 82.1°F, with minimum temperature starting at 81.7°F, while the maximum might reach 82.4°F.

Daily water temperature in Beidaihe

Date Current Year

actual* / forecast**

last year 10 years average
Jul 4 76.2°F 77.5°F 75.4°F
Jul 5 76.6°F 80.1°F 75.5°F
Jul 6 76.7°F 80.8°F 75.9°F
Jul 7 77.3°F 80.9°F 76.1°F
Jul 8 76.1°F 80.4°F 76.2°F
Jul 9 76.7°F 80.5°F 76.4°F
Jul 10 76.2°F 80.7°F 76.7°F
Jul 11 76.4°F 80.9°F 77.1°F
Jul 12 77.4°F 82.2°F 77.4°F
Jul 13 77.3°F 82.3°F 77.6°F
Jul 14 79.0°F 82.9°F 77.9°F
Jul 15 79.5°F 82.0°F 78.3°F
Jul 16 80.6°F 81.4°F 78.5°F
Jul 17 81.2°F 81.7°F 78.3°F
Jul 18 81.5°F 81.8°F 78.6°F
Jul 19 81.7°F 81.8°F 78.8°F
Jul 20 82.0°F 81.9°F 79.1°F
Jul 21 82.2°F 81.6°F 79.3°F
Jul 22 82.0°F 81.9°F 79.1°F
Jul 23 82.0°F 82.1°F 79.1°F
Jul 24 82.4°F 83.1°F 79.5°F
Jul 25 82.4°F 82.6°F 79.5°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 Beidaihe by month

In Beidaihe, the months July through September offer comfortable swimming conditions, which amounts to 88 swimming days.
The warmest water in Beidaihe was recorded on August 6, 2022, reaching a 84.1°F. While the coldest temperature occurred on January 5, 2022, dipping to 32.0°F. The average readings by season are 35.0°F in Winter, 48.7°F in Spring, 76.1°F in Summer, and 63.4°F in Autumn.