The best times to visit Haikou for ideal weather are

November 12th to March 25th

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



Other Haikou Travel Info

Weather in Haikou


Average temperatures in Haikou vary somewhat. Considering humidity, temperatures feel hot for about half of the year and otherwise nice with a fair chance of precipitation about half of the year. The area is less temperate than some — in the 37th 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 Haikou, the hottest months are June, July, and then August. See average monthly temperatures below. The warmest time of year is generally early July where highs are regularly around 92.2°F (33.4°C) with temperatures rarely dropping below 78.5°F (25.8°C) at night.

Haikou Temperatures (Fahrenheit)


Haikou 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.

Haikou Perceived Temperature (F)


Haikou Perceived Temperature (C)



Average Haikou 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 68 62.8 58.2
Feb 73.4 67 62
Mar 79.2 72.2 67
Apr 83.9 77.1 72
May 89.7 81.8 76.4
Jun 91.4 83.6 78.1
Jul 91 83.4 77.9
Aug 89.5 82.5 77.3
Sep 87.9 81.8 76.9
Oct 83 78.1 73.7
Nov 78.3 73.5 69.4
Dec 71.4 66.5 62.1

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 20 17.1 14.6
Feb 23 19.4 16.7
Mar 26.2 22.3 19.4
Apr 28.8 25.1 22.2
May 32.1 27.7 24.7
Jun 33 28.7 25.6
Jul 32.8 28.6 25.5
Aug 31.9 28.1 25.2
Sep 31.1 27.7 24.9
Oct 28.3 25.6 23.2
Nov 25.7 23.1 20.8
Dec 21.9 19.2 16.7



Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Haikou are January, February, and then March. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around late January and early February. For example, on the week of January 29th there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early to mid August with an average of 4 days of significant precipitation the week of August 6th.

When can you find snow in Haikou? 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 Haikou.

Days with precipitation

Snow on the Ground

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

Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 8% 0 1.2
Feb 10% 0 0.8
Mar 13% 0 1.9
Apr 21% 0 4.2
May 36% 0 8
Jun 36% 0 7.6
Jul 36% 0 11.6
Aug 36% 0 10.5
Sep 35% 0 14.1
Oct 30% 0 20
Nov 16% 0 2.6
Dec 13% 0 2

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 8 0 3
Feb 10 0 2
Mar 13 0 4.8
Apr 21 0 10.7
May 36 0 20.3
Jun 36 0 19.3
Jul 36 0 29.5
Aug 36 0 26.7
Sep 35 0 35.8
Oct 30 0 50.8
Nov 16 0 6.6
Dec 13 0 5.1


Humidity and Wind

Haikou has some very humid months, and high humidity throughout the year. The least humid month is June (72.2% relative humidity), and the most humid month is February (80.1%).

Wind in Haikou is usually moderate. The windiest month is October, followed by November and March. October’s average wind speed of around 8.2 knots (9.5 MPH or 15.2 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late September where average top sustained speeds reach 13.4 knots, which is considered a moderate breeze.

Relative Humidity (%)

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

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 7.9 Gentle breeze 11.6 Significant breeze
Feb 7.6 Gentle breeze 11.2 Significant breeze
Mar 8.1 Gentle breeze 11.7 Significant breeze
Apr 7.8 Gentle breeze 11.3 Significant breeze
May 6.4 Light breeze 9.8 Significant breeze
Jun 5.9 Light breeze 9.2 Gentle breeze
Jul 6.1 Light breeze 9.6 Significant breeze
Aug 5.7 Light breeze 9.2 Gentle breeze
Sep 6.7 Light breeze 10.8 Significant breeze
Oct 8.2 Gentle breeze 12.4 Significant breeze
Nov 8.1 Gentle breeze 12 Significant breeze
Dec 8.1 Gentle breeze 11.8 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 77.2%
Feb 80.1%
Mar 76.4%
Apr 76%
May 73.6%
Jun 72.2%
Jul 72.8%
Aug 75.8%
Sep 75.3%
Oct 74.1%
Nov 72.7%
Dec 73.4%


Is it Safe to Travel to Haikou?

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 Haikou, China is September, followed by May and October. 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 Haikou in February. 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 45.7 in February means 45.7% of the tourists vs. September.



Overall Haikou Travel Experience by Season

Spring (March through May)

Humidity and temperatures combine to make this season feel warm. Highs range from 91°F (32.8°C) and 75.6°F (24.2°C) with warmer temperatures in the later months. Rain is somewhat common with 4 to 11 days of significant precipitation per month. Spring is the second 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 about 11 days of precipitation per month. June – August is fairly slow season for tourism in Haikou, so lodging and other accommodations may cost slightly less.

Fall (September through November)

Fall daily highs range from 89.5°F (31.9°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: 5 to 11 days per month. Tourism is the busiest during these months due to the weather, so hotels may be higher priced.

Winter (December through February)

Weather is somewhat cool this time of year in Haikou to be enjoyable for warm weather travelers. The average high during this season is between 78.7°F (25.9°C) and 66.3°F (19.1°C). On average, it rains or snows a smalll amount: 3 to 4 times per month. These times of year are the slowest with tourists.


Best Times to TravelChina › Haikou, China