The best times to visit Haikou for ideal weather are
November 12th to March 18th
based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.
Haikou Travel Guide
Weather in Haikou
Average temperatures in Haikou vary little and are seasonally temperate. The area is in the top 68 percent of tourist destinations for pleasant weather. 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 late June 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)
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.
|Month||Avg. High (°F)||Avg. Mean (°F)||Avg. Low (°F)|
|Month||Avg. High (°C)||Avg. Mean (°C)||Avg. Low (°C)|
Precipitation (Rain or Snow)
If dry weather is what you’re after, the months with the lowest chance of precipitation in Haikou are May, June, and then July. The lowest chance of rain or snow occurs around early-to-mid-January. For example, on the week of January 8th there are only 1.2 days of precipitation on average. By contrast, it’s most likely to rain or snow in mid-July with an average of 4.6 days with significant precipitation the week of July 16th.
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.
Snow on the Ground
The graph below shows the average snow on the ground in Haikou (in).
Average Rain and Snow by Month
|Month||Daily Chance of Rain||Average Snow Depth (in)||Total Precipitation (in)|
|Month||Daily Chance of Rain||Average Snow Depth (cm)||Total Precipitation (cm)|
Humidity and Wind
Haikou has slightly high to average humidity compared to most tourist destinations. 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 (9.4 MPH or 15.2 KPH) is considered “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.
The graph below shows wind speed (max and average) in knots.
Average Wind Speeds
Show Wind Speeds
All wind speeds are in knots.
|Month||Avg. Wind||Meaning (Beaufort)||Avg. Maximum Sustained Wind||Meaning (Beufort)|
|Jan||7.9||a gentle breeze||11.6||a moderate breeze|
|Feb||7.6||a gentle breeze||11.2||a moderate breeze|
|Mar||8.1||a gentle breeze||11.7||a moderate breeze|
|Apr||7.8||a gentle breeze||11.3||a moderate breeze|
|May||6.4||a light breeze||9.8||a moderate breeze|
|Jun||5.9||a light breeze||9.2||a gentle breeze|
|Jul||6.1||a light breeze||9.6||a moderate breeze|
|Aug||5.7||a light breeze||9.2||a gentle breeze|
|Sep||6.7||a light breeze||10.8||a moderate breeze|
|Oct||8.2||a gentle breeze||12.4||a moderate breeze|
|Nov||8.1||a gentle breeze||12||a moderate breeze|
|Dec||8.1||a gentle breeze||11.8||a moderate breeze|
Show Relative Humidity by Month
|Month||Avg. Relative Humidity|
Is it Safe to Travel to Haikou?
As of 6/2/2017 there are travel warnings for China; exercise a high degree of caution. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories.
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 very common with 9 to 16 days of precipitation per month. Spring is slow/unreported for tourism, which makes it a good time for those looking for deals.
Summer (June through August)
The middle-year months have hot weather with high temperatures that are quite warm. These months see moderate precipitation with 15 to 16 days of precipitation per month. June – August is slow/unreported season for tourism in Haikou, so lodging and other accommodations may cost as much as usual.
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 great amount: 10 to 14 days per month. Tourism is slow/unreported during these months due to the weather, so hotels may be normally priced.
Winter (December through February)
Weather is somewhat cold this time of year in Haikou to be enjoyable for warm weather travelers. The average high during this season is between 75.3°F (24.1°C) and 66.3°F (19.1°C). On average, it rains or snows a noticeable amount: 8 to 9 times per month. These times of year are slow/unreported with tourists.