January
Weather in January
Sea temperature
In January, the average sea temperature in Tianya, China, is 23.4°C (74.1°F).Note: Given an individual's cold sensitivity, considering factors like sunshine, wind, and air temperature, a brief swim in 23.4°C (74.1°F) water might be pleasurable. (FYI: The standard water temperature for Olympic swimming contests is 25°C (77°F) to 28°C (82.4°F).)
Daylight
In Tianya, the average length of the day in January is 11h and 10min.On the first day of the month, sunrise is at 07:13 and sunset at 18:16. On the last day of January, sunrise is at 07:15 and sunset at 18:35 CST.
Updated: Aug 24, 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
How warm is the water in January?
In January, the average sea temperature is 23.4°C (74.1°F). For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 23.4°C (74.1°F).
What is the average length of the day in January?
In January, the average day length is 11h and 10min.
When is the sunrise / sunset in January?
In January, on the first day of the month, sunrise is at 07:13 and sunset at 18:16. On the last day of the month, sunrise is at 07:15 and sunset at 18:35 CST.
Average sea temperature in January
Tianya, China
- Average sea temperature in January: 23.4°C
The best month for swimming (with the highest average sea temperature) is July (29.8°C).
The coldest month (with the lowest average sea temperature) is February (23.1°C).
Average daylight in January
Tianya, China
- Average daylight in January: 11h and 1min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).
