- Browse latest special offers on hotel stays in 2020/2021
- Book hotels in the Middle East, Asia & Indian Ocean
- Includes discounts, room upgrades & late check outs
Haikou weather in May 2021
Get the latest coronavirus (COVID-19) updates for China with current travel advice, statistics and online resources.
- 3232°C max day temperature
- 1616 days with some rainfall
- 2424°C min night temperature
- 1313 hours of daylight per day
- VHVery High heat & humidity
- 189189 mm of monthly rainfall
- 1111+ (Extreme) UV index
- 2626°C sea temperature
Recommended for China
The May weather guide for Haikou, China shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
How hot is it in Haikou in May?
Daytime temperatures usually reach 32°C in Haikou in May with very high heat and humidity, falling to 24°C at night.
How sunny is it in Haikou in May?
There are normally 7 hours of bright sunshine each day in Haikou in May - that's 54% of daylight hours.
How warm is the sea around Haikou in May?
The average sea temperature around Haikou in May is 26°C.
Does it rain in Haikou in May?
There are usually 16 days with some rain in Haikou in May and the average monthly rainfall is 189mm.
What is the chance of a typhoon in Haikou in May?
On average less than 1 day in May in Haikou is likely to be affected by the passage of one or more tropical storms.
Haikou sunrise & sunset times for May 2021
Browse the sunrise & sunset times for Haikou in May 2021. Select a month to view Haikou sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Saturday, 1st May 2021||06:10||19:02|
|Sunday, 16th May 2021||06:02||19:08|
|Monday, 31st May 2021||05:59||19:14|
- Save up to 10% on selected tours in 2021
- Book 2021 tours to worldwide destinations at 2020 prices
- Travel between 1st Jan & 31st Dec 2021 (inclusive)
Metric (°C / mm) | Imperial (°F / inches)
Discover more about China
Where is hot in China in May for 2021/2022?
Below are average maximum temperatures at popular destinations in China in May. Select a destination to see more weather parameters.
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Popular travel offers
*affiliate links: find out how we are funded and why this helps us remain free to use.