Gulangyu Island — Water Temperature in April

Water Temperature Range

15°C

minimum

19°C

average

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

April: Climate and Swimming Opportunities

Average Night Air Temperature

17°C

Average Day Air Temperature

19°C

Precipitation Amount per Month

128 mm

Number of Rainy Days

Daylight per Day

13 hrs

Sunshine per Day

4 hrs

Average Wind Speed

12 km/h

Average Humidity

82%

At such water and air temperatures, swimming often feels chilly and is best for short swims. Getting out can feel cold, so it helps to have dry clothes ready right away.