The best times to visit Sanya for ideal weather are

November 5th to April 1st

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.



Other Sanya Travel Info

Weather in Sanya


Average temperatures in Sanya vary somewhat. Considering humidity, temperatures feel hot for about half of the year and otherwise nice with a low chance of precipitation most of the year. The area is somewhat temperate — in the 46th percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Sanya, the hottest months are June, July, and then May. See average monthly temperatures below. The warmest time of year is generally early June where highs are regularly around 86.1°F (30.1°C) with temperatures rarely dropping below 77.2°F (25.1°C) at night.

Sanya Temperatures (Fahrenheit)


Sanya Temperatures (Celsius)


“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Sanya Perceived Temperature (F)


Sanya Perceived Temperature (C)



Average Sanya Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 72.2 66.1 61.8
Feb 74.2 68.4 64.6
Mar 77.7 72 68.3
Apr 81.9 76 72.4
May 85 79.4 75.5
Jun 85.5 80.6 76.8
Jul 84.6 79.7 75.9
Aug 84.3 79.3 75.5
Sep 83.6 78.5 74.7
Oct 80.8 75.5 71.8
Nov 78.3 72.8 69
Dec 74.1 68.2 63.8

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 22.3 18.9 16.6
Feb 23.4 20.2 18.1
Mar 25.4 22.2 20.2
Apr 27.7 24.4 22.4
May 29.4 26.3 24.2
Jun 29.7 27 24.9
Jul 29.2 26.5 24.4
Aug 29.1 26.3 24.2
Sep 28.7 25.8 23.7
Oct 27.1 24.2 22.1
Nov 25.7 22.7 20.6
Dec 23.4 20.1 17.7



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Sanya are January, March, and then February. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early to mid April. For example, on the week of April 9th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid October with an average of 4 days of significant precipitation the week of October 8th.

When can you find snow in Sanya? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Sanya.

Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Sanya (in).

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 3% 0 0.2
Feb 4% 0 0.4
Mar 4% 0 0.7
Apr 10% 0 3.1
May 20% 0 4.5
Jun 27% 0 8.2
Jul 38% 0 11.3
Aug 36% 0 10.3
Sep 41% 0 11.6
Oct 39% 0 16.1
Nov 9% 0 2.7
Dec 8% 0 1

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 3 0 0.5
Feb 4 0 1
Mar 4 0 1.8
Apr 10 0 7.9
May 20 0 11.4
Jun 27 0 20.8
Jul 38 0 28.7
Aug 36 0 26.2
Sep 41 0 29.5
Oct 39 0 40.9
Nov 9 0 6.9
Dec 8 0 2.5


Humidity and Wind

Sanya has some extremely humid months, and high humidity throughout the year. The least humid month is December (73.7% relative humidity), and the most humid month is August (84.1%).

Wind in Sanya is usually moderate. The windiest month is November, followed by December and January. November’s average wind speed of around 11.3 knots (13.1 MPH or 21 KPH) is considered “a moderate breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in early to mid January where average top sustained speeds reach 16.4 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Sanya.

Avg. Relative Humidity


The graph below shows wind speed (max and average) in knots.

Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 10.8 Gentle breeze 15 Significant breeze
Feb 9 Gentle breeze 12.2 Significant breeze
Mar 8.9 Gentle breeze 12.3 Significant breeze
Apr 8.2 Gentle breeze 11.4 Significant breeze
May 6.4 Light breeze 9.5 Significant breeze
Jun 6.6 Light breeze 10.1 Gentle breeze
Jul 6.8 Light breeze 10.4 Significant breeze
Aug 6.9 Light breeze 10.3 Gentle breeze
Sep 7.9 Gentle breeze 11.7 Significant breeze
Oct 9.9 Gentle breeze 13.7 Significant breeze
Nov 11.3 Significant breeze 15.3 Significant breeze
Dec 11 Significant breeze 15.2 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 74.4%
Feb 82%
Mar 82.9%
Apr 83.4%
May 82.8%
Jun 82.8%
Jul 83.9%
Aug 84.1%
Sep 83.8%
Oct 79.2%
Nov 76.1%
Dec 73.7%


Is it Safe to Travel to Sanya?

Our best data indicates this area is somewhat safe. As of Dec 04, 2023 there are travel warnings for Macao; exercise a high degree of caution. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Oct 26, 2023.


The Busiest and Least Crowded Months

The busiest month for tourism in Sanya, China is February, followed by April and May. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Sanya in December. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month


Most Popular Months to Visit

Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 46.9 in December means 46.9% of the tourists vs. February.



Overall Sanya Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 85.9°F (29.9°C) and 76.5°F (24.7°C) with warmer temperatures in the later months. Rain is rare with 1 to 6 days of significant precipitation per month. Spring is the busiest for tourism, which makes it a good time for those looking for things to do.

Summer (June through August)

The middle-year months have very comfortable weather with high temperatures that are quite warm. These months see the most precipitation with 8 to 12 days of precipitation per month. June – August is the slowest season for tourism in Sanya, so lodging and other accommodations may cost less than usual.

Fall (September through November)

Fall daily highs range from 84.7°F (29.3°C) and 76.5°F (24.7°C), which will feel very nice given the humidity and wind. It rains or snows a significant amount: 3 to 12 days per month. Tourism is the second busiest during these months due to the weather, so hotels may be slightly higher priced.

Winter (December through February)

Weather is perfect this time of year in Sanya to be enjoyable for warm weather travelers. The average high during this season is between 77°F (25°C) and 70.9°F (21.6°C). On average, it rains or snows a smalll amount: 1 to 2 times per month. These times of year are fairly slow with tourists.


Best Times to TravelChina › Sanya, China



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