Warm
Average highs sit around 30°C, giving warm days by monthly-average standards.
April verdict
Sanya, Hainan, China in April
Weather score70Very good
Very good for holiday weather
Average highs sit around 30°C, giving warm days by monthly-average standards. Sunshine averages 5.8h per day, enough for a balanced month. Rainfall averages 52mm, which is relatively low for holiday planning.
April weather
Monthly averages
Temp
30°C
Rain
52mm
Sun
5.8h
Sea
26°C
Weather score
70
Very good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 52mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 5.8h per day, enough for a balanced month.
Swimmable
Sea temperatures average 26°C, which can work for swimming but may feel fresh.
Map
Weather map
Compare Sanya, Hainan, China with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
April30°C average high
April sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsApril to September
This stretch sets the upper range for average daytime heat.
Rain
April52mm average rain
April sits on the drier side of Sanya's year, which helps with sightseeing and transfers.
Driest monthsJanuary to April and November to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
April5.8 hours average sun
April sits close to Sanya's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay to July and September
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
April26°C average sea
April is close to Sanya's yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaMay to October
Sea temperatures are usually near 28°C in this stretch, so swimming comfort is at its strongest.
Weather score
April70 weather score
April scores above Sanya's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsJanuary to April and November to December
These months have the strongest weather score in the monthly averages.
Hotels in Sanya, Hainan, China
Marriott
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The Ritz-Carlton, Sanya Yalong BaySanya, Hainan, China
The St. Regis Sanya Yalong Bay ResortSanya, Hainan, China
JW Marriott Hotel Sanya Dadonghai BaySanya, Hainan, China
JW Marriott Sanya Haitang Bay Resort & SpaSanya, Hainan, China
The Sanya EDITIONSanya, Hainan, China
Sanya Marriott Yalong Bay Resort & SpaSanya, Hainan, China