Beihai — Water Temperature in April

Water Temperature Range

19°C

minimum

23°C

average

27°C

maximum

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Water Temperature Chart for Month

The chart shows the average daily water temperature for each day of the month based on historical data.

Table of Water Temperatures by Day of the Month for Previous Years

Day	2026	2025	2024	2023
APR 1	-10°C	26°C	21°C	22°C
APR 2	26°C	22°C	22°C	22°C
APR 3	25°C	22°C	21°C	22°C
APR 4	25°C	22°C	22°C	22°C
APR 5	26°C	22°C	21°C	22°C
APR 6	26°C	22°C	21°C	22°C
APR 7	26°C	22°C	21°C	24°C
APR 8	26°C	23°C	21°C	24°C
APR 9	26°C	23°C	21°C	23°C
APR 10	26°C	23°C	21°C	24°C
APR 11	27°C	23°C	21°C	23°C
APR 12	28°C	23°C	21°C	23°C
APR 13	27°C	23°C	22°C	24°C
APR 14	28°C	23°C	22°C	24°C
APR 15	28°C	23°C	22°C	24°C
APR 16	27°C	23°C	22°C	25°C
APR 17	27°C	23°C	22°C	24°C
APR 18	28°C	24°C	22°C	25°C
APR 19	28°C	24°C	23°C	24°C
APR 20	27°C	24°C	22°C	24°C
APR 21	27°C	24°C	23°C	24°C
APR 22	27°C	24°C	23°C	25°C
APR 23	26°C	25°C	24°C	26°C
APR 24	27°C	24°C	25°C	24°C
APR 25	28°C	25°C	25°C	26°C
APR 26	27°C	24°C	24°C	25°C
APR 27	27°C	25°C	25°C	26°C
APR 28	27°C	25°C	25°C	26°C
APR 29	27°C	25°C	25°C	27°C
APR 30	27°C	25°C	25°C	26°C

April: Climate and Swimming Opportunities

Average Night Air Temperature

20°C

Average Day Air Temperature

28°C

Precipitation Amount per Month

89 mm

Number of Rainy Days

Daylight per Day

13 hrs

Sunshine per Day

4 hrs

Average Wind Speed

12 km/h

Average Humidity

84%

At such water and air temperatures, swimming is pleasant and refreshing rather than hot. After you get in, it feels comfortable, and you’ll warm up quickly when you come out.