If you plan to visit Sanya in May, the weather is typically alright, with an average high temperature of +30°C during the day and approximately 1 sunny days. Expect some rainy, though, as there are typically 25 rainy days in the month and around 149 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flightsin one click on Avionero.
Average weather
☀️
+30°C
Avg. max. temperature
+20°C
Min.
+35°C
Max.
149 mm
Total precipitation
83%
Avg. humidity
2 m/s
Avg. wind
1 ☀️
Sunny Days
3 ⛅️
Cloudy
25 🌦
Rainy
Our opinion: Sanya has OK weather in May.
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Average temperature in Sanya in May
Here are the expected maximum, average and minimum temperatures in Sanya for May based on the historical data.
Last Year
Historical Data
Going from a maximum of +33°C during the day to a minimum of +25°C during the night, the temperature in May averages around +30°C.
The average maximum temperature goes up 38% by the end of the month, compared with the beginning of the month, from +28°C to +31°C.
Is Sanya warm or cold in May?
Sanya is typically warm in May.
Maximum temperatures go up compared to the previous month from +28°C to +30°C. The minimum temperature also goes up from +24°C to +26°C.
It’s generally warm, but pack a long-sleeve shirt for evenings.
Take a look at how May is compared to other months in Sanya:
Climate in Sanya in May
Sanya weather looks like this, on average, in May and the surrounding months.
April
May
June
Avg. temperature
+28°C
+30°C
+30°C
Min. temperature
+17°C
+20°C
+21°C
Max. temperature
+34°C
+35°C
+35°C
Rainfall
52 mm
149 mm
217 mm
Wind
2 m/s
2 m/s
2 m/s
Humidity
82%
83%
83%
Air pressure
1010 HPa
1007 HPa
1004 HPa
Sunny days
2
1
1
Cloudy days
11
3
1
Rainy days
17
25
27
Snowy days
0
0
0
May weather is still as ok as in April.It’s getting warmer as May arrives. The average maximum temperature goes up from +28°C to +30°C during the day.Prepare for more rain. Average rainfall goes from 52 mm to 149 mm.Humidity rises from 82% to 83%.The average wind speed doesn’t change much during May, staying around 2 m/s.The days becoming less sunny, going from 2 sunny days in April to 1 in May.
Wind speed in Sanya in May based on historical data.
Last Year
Historical Data
The average wind speed is 2 m/s getting up to 4 m/s which is a light breeze; barely moving the tree leaves.
The average wind speed in Sanya is gradually increasing during May, going from 2 m/s to 2 m/s over the course of the month.
Rain
Amount of rainfall in mm during May in Sanya based on historical data.
Last Year
Historical Data
Typically, there is a 39% chance of rain on an average day in May, with total rainfall of approximately 135 mm. The maximum amount of rainfall per day is around 36 mm, which is moderate rain.May is a pretty wet month with over 12 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how May is compared with other months in the amount of precipitation, total mm:
Sanya wettest month is September, where a typical day has a 87% chance of precipitation and 253 mm of rainfall per day. January, on the other hand, is the driest month with a mere 19% chance of precipitation and 10 mm of rainfall per day.
How was the weather last May in Sanya?
This is the weather in Sanya in May 2024:
1 May
☁️
+28°C
2 May
☀️
+29°C
3 May
☁️
+30°C
4 May
☁️
+29°C
5 May
☁️
+31°C
6 May
☁️
+31°C
7 May
☀️
+32°C
8 May
☁️
+30°C
9 May
🌧️
+30°C
10 May
🌧️
+29°C
11 May
🌧️
+29°C
12 May
🌧️
+27°C
13 May
🌧️
+27°C
14 May
☁️
+29°C
15 May
☀️
+30°C
16 May
☁️
+30°C
17 May
☀️
+31°C
18 May
☀️
+32°C
19 May
☀️
+33°C
20 May
☀️
+31°C
21 May
☁️
+31°C
22 May
☀️
+32°C
23 May
☀️
+33°C
24 May
☀️
+32°C
25 May
🌧️
+31°C
26 May
🌧️
+30°C
27 May
☀️
+30°C
28 May
🌧️
+31°C
29 May
☁️
+31°C
30 May
☀️
+31°C
31 May
☀️
+31°C
In May 2024 Sanya had 13 sunny days, 10 cloudy days, and 8 rainy days. The average maximum temperature was +30°C, with an absolute maximum of +33°C and a minimum of +27°C. The average humidity was 81%, with a maximum of 100% and a minimum of 55%. The average wind speed was 2 m/s, with a maximum of 9 m/s and a minimum of 0 m/s.
Are you planning a trip in May?
Climate Change over Years
This is how Sanya climate have been changing during last 43 years period.
The climate in Sanya in May has not changed much over the last 43 years.
The average temperature was the lowest in 1983 (+26°C) and the highest in 2019 (+31°C). The driest year was 2004 with only 1034 mm of rainfall, and the wettest year was 2013 with 1941 mm.
FAQ
Frequently asked questions about the weather in Sanya in May:
Is May a good time to visit Sanya?
It’s always a good time to visit Sanya, but the weather is changeable in May, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.
Can you sunbathe in Sanya in May?
May is warm in Sanya. You may enjoy some beach or pool time in the day, but pack something a tad warmer for the evening.
Is Sanya rainy in May?
Sanya is often rainy in May. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.
Is it sunny in Sanya in May?
Usually, it’s not very sunny in Sanya in May, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.
For this page, we’ve looked at the typical weather in Sanya, based on historical hourly weather data from January 1, 1979, to December 31, 2023.
For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.
