All data are in degrees Fahrenheit

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Water temperature in Beihai

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

70.5

°F

February 25, 07:51

Trend:

decreasing

Yesterday:

70.7°F

Tomorrow:

70.3°F

Sunrise:

07:08

Sunset:

18:46

Day Length:

11 h. 38 min.

Beihai in March

Minimum:

60.7°F

Average:

64.6°F

Maximum:

68.7°F

Sea water temperature in Beihai today

As of now, in Beihai, the water temperature is 70.5°F. Swimming in water of this temperature is seen as relatively warm and enjoyable for some individuals, although many might find it slightly too cool. Today's reading is 3.5°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 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 71.5°F on 2021, while the historical minimum was 63.9°F on 2025.

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 70.4°F. Both minimum and maximum temperatures expected to be close to the average, offering a week of stable water conditions.

Daily water temperature in Beihai

Date Current Year

actual* / forecast**

last year 10 years average
Feb 11 66.4°F 61.4°F 65.1°F
Feb 12 66.5°F 61.9°F 65.1°F
Feb 13 66.7°F 61.5°F 65.2°F
Feb 14 67.7°F 62.0°F 65.6°F
Feb 15 69.2°F 62.4°F 65.9°F
Feb 16 70.2°F 62.9°F 66.3°F
Feb 17 70.8°F 62.2°F 66.3°F
Feb 18 69.8°F 63.0°F 66.5°F
Feb 19 69.8°F 63.3°F 66.4°F
Feb 20 69.0°F 63.4°F 66.5°F
Feb 21 69.6°F 63.6°F 66.9°F
Feb 22 69.9°F 63.5°F 67.2°F
Feb 23 70.8°F 63.6°F 67.5°F
Feb 24 70.7°F 63.8°F 67.2°F
Feb 25 70.5°F 63.9°F 67.0°F
Feb 26 70.3°F 64.1°F 66.8°F
Feb 27 70.1°F 64.3°F 66.6°F
Feb 28 69.8°F 64.4°F 66.3°F
Mar 1 69.9°F 64.4°F 66.6°F
Mar 2 70.5°F 65.9°F 67.1°F
Mar 3 70.9°F 67.6°F 67.6°F
Mar 4 71.4°F 69.2°F 68.0°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 Beihai by month

In Beihai, the months April through November offer comfortable swimming conditions, which amounts to 240 swimming days.
The warmest water in Beihai was recorded on July 27, 2023, reaching a 90.3°F. While the coldest temperature occurred on January 31, 2023, dipping to 58.1°F. The average readings by season are 66.3°F in Winter, 76.7°F in Spring, 87.1°F in Summer, and 80.9°F in Autumn.