May
Weather in May
Sea temperature
In Dachangshan Island, China, the average seawater temperature in May is 12.3°C (54.1°F).Note: Dipping into 12.3°C (54.1°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 13°C (55.4°F) can be jarring.
Daylight
In May, the average length of the day is 14h and 20min.On the first day of May, sunrise is at 04:50 and sunset at 18:42. On the last day of the month, sunrise is at 04:25 and sunset at 19:09 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 water temperature in May?
In Dachangshan Island, the average seawater temperature in May is 12.3°C (54.1°F). Swimming in 12.3°C (54.1°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.
What is the average length of the day in May?
The average day length in May is 14h and 20min.
What time are sunrise and sunset in May in Dachangshan Island?
In May, on the first day of the month, sunrise is at 04:50 and sunset at 18:42. On the last day of the month, sunrise is at 04:25 and sunset at 19:09 CST.
Average sea temperature in May
Dachangshan Island, China
- Average sea temperature in May: 12.3°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 May
Dachangshan Island, China
- Average daylight in May: 14h and 2min
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).
