April
Weather in April
Sea temperature
In April, the average sea temperature in Dachangshan Island, China, is 6.3°C (43.3°F).Note: Dipping in 6.3°C (43.3°F) at temperatures less than 10°C (50°F) without proper gear can lead to pronounced cold shock and breathing difficulties.
Daylight
In April, the average length of the day is 13h and 14min.On the first day of the month, sunrise is at 05:33 and sunset at 18:13. On the last day of April, sunrise is at 04:51 and sunset at 18:41 CST.
Updated: Aug 29, 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
What is the sea water temperature in April?
In April, the average sea temperature in Dachangshan Island, China, is 6.3°C (43.3°F). Swimming in 6.3°C (43.3°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.
How many hours of daylight does Dachangshan Island have in April?
In Dachangshan Island, the average day length in April is 13h and 14min.
What time are sunrise and sunset in April?
On the first day of April, sunrise is at 05:33 and sunset at 18:13. On the last day of the month, sunrise is at 04:51 and sunset at 18:41 CST.
Average sea temperature in April
Dachangshan Island, China
- Average sea temperature in April: 6.3°C
The best month for swimming (with the highest average sea temperature) is August (24.3°C).
The coldest month (with the lowest average sea temperature) is February (2.2°C).
Average daylight in April
Dachangshan Island, China
- Average daylight in April: 13h and 1min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).
