April weather forecastZhoushan, China
April
Weather in April
Sea temperature
In Zhoushan, China, the average seawater temperature in April is 13.8°C (56.8°F).Note: Staying in 13.8°C (56.8°F) waters for just a few moments at 13°C (55.4°F) can be harrowing, and below 10°C (50°F) poses breathing and cold shock risks, depending on individual tolerance.
Daylight
In Zhoushan, the average length of the day in April is 12h and 54min.On the first day of the month, sunrise is at 05:40 and sunset at 18:09. On the last day of April, sunrise is at 05:08 and sunset at 18:27 CST.
Updated: Aug 22, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In April, the average sea temperature is 13.8°C (56.8°F). Swimming in 13.8°C (56.8°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.
The average day length in April is 12h and 54min.
In April, on the first day of the month, sunrise is at 05:40 and sunset at 18:09. On the last day of the month, sunrise is at 05:08 and sunset at 18:27 CST.
Average sea temperature in April
Zhoushan, China
- Average sea temperature in April: 13.8°C
The best month for swimming (with the highest average sea temperature) is August (27.3°C).
The coldest month (with the lowest average sea temperature) is February (8.2°C).
Average daylight in April
Zhoushan, China
- Average daylight in April: 12h and 54min
The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).





