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Best time to visit Sanya, China

Our verdict

The best time to visit Sanya is September-October

Are you looking for top-secret information about when to visit Sanya? Look no further! September-October is the best time to go to Sanya due to the excellent all-round climate conditions, and it’s not likely to be at its busiest as it’s not during the height of the peak travel season.

The warmest month of the year in Sanya is June, where the average temperature gets to around 33℃ (92℉), but temperatures can reach as high as 36℃ (97℉) on the hottest days in summer. In the winter months, it can get down to as low as 12℃ (54℉) at night.

The days are longest in Sanya in May, so if you want to see the sights during the day when the sun is up for the longest time, it’s best to visit around that time of year. August sees the most amount of rain in a month if you’re ok with chancing getting drenched, so if you’re looking to stay dry, visit in February instead.

Learn everything you need to know (and none of the stuff you don’t) about when to go to Sanya below. Be sure to check out the handy tools we’ve included to help you search for flights and transport, accommodation, and everything else you need to plan and book your trip.

Warmest month

June

Least rainfall

February

Most daylight

May

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Where to?
Sanya

Sanya seasons

Before you continue, it’s important to know when the seasons are in Sanya as they might be different to yours depending on where in the world you’re travelling from. Sanya is in the Northern Hemisphere, so the seasons fall during these months:

Season Months
Summer June to August
Autumn/fall September to November
Winter December to February
Spring March to May

Average temperatures in Sanya

If the temperature is a big factor for you to help you decide when to visit, the chart below shows the average minimum and maximum temperatures in Sanya for each month side-by-side so you can easily see the difference in weather throughout the year. To see the temperatures in both Celsius (°C) and Fahrenheit (°F), hover or tap the shaded boxes on the graph.

Sanya climate by month

If you already have a rough idea about which months you might want to travel, the section below shows a detailed breakdown of the climate in Sanya for each month so you can see if it all suits your wants and needs. Scroll down, or use the quick menu below to jump to your preferred month.

Jump to:

JAN
FEB
MAR
APR
MAY
JUN
JUL
AUG
SEP
OCT
NOV
DEC

Sanya in January

  • Average temperature: 18℃ (65℉)
  • Average high temperature: 22℃ (72℉)
  • Average low temperature: 15℃ (59℉)
  • Average humidity: 86%
  • Average sunny days: 10 days
  • Average rainfall: 22mm (1") over 17 days
10 days
of pure sunshine
17 days
of showers or rain

What to pack: If you’re heading to Sanya in January, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


Sanya in February

  • Average temperature: 21℃ (69℉)
  • Average high temperature: 26℃ (78℉)
  • Average low temperature: 17℃ (62℉)
  • Average humidity: 79%
  • Average sunny days: 11 days
  • Average rainfall: 15mm (1") over 13 days
11 days
of pure sunshine
13 days
of showers or rain

What to pack: If you’re heading to Sanya in February, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.


Sanya in March

  • Average temperature: 24℃ (75℉)
  • Average high temperature: 29℃ (85℉)
  • Average low temperature: 19℃ (67℉)
  • Average humidity: 77%
  • Average sunny days: 11 days
  • Average rainfall: 41mm (2") over 17 days
11 days
of pure sunshine
17 days
of showers or rain

What to pack: If you’re heading to Sanya in March, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.


Sanya in April

  • Average temperature: 26℃ (79℉)
  • Average high temperature: 31℃ (89℉)
  • Average low temperature: 22℃ (71℉)
  • Average humidity: 79%
  • Average sunny days: 8 days
  • Average rainfall: 86mm (3") over 21 days
8 days
of pure sunshine
21 days
of showers or rain

What to pack: If you’re heading to Sanya in April, make sure you pack t-shirts and shorts.. It stays pretty warm most of the time.


Sanya in May

  • Average temperature: 28℃ (83℉)
  • Average high temperature: 33℃ (92℉)
  • Average low temperature: 24℃ (74℉)
  • Average humidity: 79%
  • Average sunny days: 8 days
  • Average rainfall: 137mm (5") over 22 days
8 days
of pure sunshine
22 days
of showers or rain

What to pack: If you’re heading to Sanya in May, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Sanya in June

  • Average temperature: 28℃ (83℉)
  • Average high temperature: 33℃ (92℉)
  • Average low temperature: 24℃ (76℉)
  • Average humidity: 80%
  • Average sunny days: 11 days
  • Average rainfall: 79mm (3") over 18 days
11 days
of pure sunshine
18 days
of showers or rain

What to pack: If you’re heading to Sanya in June, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Sanya in July

  • Average temperature: 28℃ (82℉)
  • Average high temperature: 33℃ (90℉)
  • Average low temperature: 24℃ (75℉)
  • Average humidity: 82%
  • Average sunny days: 11 days
  • Average rainfall: 94mm (4") over 19 days
11 days
of pure sunshine
19 days
of showers or rain

What to pack: If you’re heading to Sanya in July, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Sanya in August

  • Average temperature: 27℃ (81℉)
  • Average high temperature: 32℃ (90℉)
  • Average low temperature: 24℃ (75℉)
  • Average humidity: 84%
  • Average sunny days: 9 days
  • Average rainfall: 157mm (6") over 21 days
9 days
of pure sunshine
21 days
of showers or rain

What to pack: If you’re heading to Sanya in August, make sure you pack t-shirts and shorts.. It stays warm all day and night.


Sanya in September

  • Average temperature: 26℃ (80℉)
  • Average high temperature: 31℃ (87℉)
  • Average low temperature: 23℃ (73℉)
  • Average humidity: 85%
  • Average sunny days: 10 days
  • Average rainfall: 102mm (4") over 19 days
10 days
of pure sunshine
19 days
of showers or rain

What to pack: If you’re heading to Sanya in September, make sure you pack t-shirts and shorts.. It stays warm all day and night.

Sanya in October

  • Average temperature: 25℃ (76℉)
  • Average high temperature: 29℃ (83℉)
  • Average low temperature: 21℃ (70℉)
  • Average humidity: 85%
  • Average sunny days: 11 days
  • Average rainfall: 94mm (4") over 18 days
11 days
of pure sunshine
18 days
of showers or rain

What to pack: If you’re heading to Sanya in October, make sure you pack t-shirts and light clothing.


Sanya in November

  • Average temperature: 22℃ (72℉)
  • Average high temperature: 26℃ (79℉)
  • Average low temperature: 19℃ (67℉)
  • Average humidity: 87%
  • Average sunny days: 8 days
  • Average rainfall: 46mm (2") over 18 days
8 days
of pure sunshine
18 days
of showers or rain

What to pack: If you’re heading to Sanya in November, make sure you pack t-shirts for the daytime and maybe a light jumper for the evenings as it cools down a bit.


Sanya in December

  • Average temperature: 19℃ (66℉)
  • Average high temperature: 23℃ (73℉)
  • Average low temperature: 16℃ (61℉)
  • Average humidity: 84%
  • Average sunny days: 11 days
  • Average rainfall: 28mm (1") over 16 days
11 days
of pure sunshine
16 days
of showers or rain

What to pack: If you’re heading to Sanya in December, make sure you pack a light jumper or hoodie for the evenings and some light clothes for the daytime.


Top FAQs

The hottest month of the year in Sanya is usually June, where temperatures tend to rise to around 33℃ (92℉) in the middle of the day or early afternoon.
The month with the least amount of rain in Sanya is generally around February. The dry season often coincides with cooler weather, so you should check the temperatures in February first to make sure it’s still a good time to go.
The rainiest time of year in Sanya is generally around August, although the wetter season can sometimes extend a few months either side of August too.
If you want to get the most out of your time visiting Sanya, or if you're just afraid of the dark, the days in May are usually the longest between sunrise and sunset.

Sanya map

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