Haikou Weather in July
July in Haikou averages 32°C (90°F) during the day and 27°C (81°F) at night. July is part of the rainy season, with around 174 mm (6.9 in) of rainfall and frequent showers.
Rainfall in Haikou in July
As part of the rainy season, Haikou sees around 15 days of rain in July, with an average of 174 mm (6.9 in). Rain during the rainy season is significant rather than just light drizzle. Expect proper showers on most rainy days.
Temperature in Haikou in July
Expect highs of 32°C (90°F) in Haikou in July, with nights dropping to around 27°C (81°F). Mornings and evenings are often more comfortable than the peak afternoon hours. Nights are warm at 27°C (81°F), which can make sleeping uncomfortable. Keeping windows open or using a fan can help. A cold shower before bed is also a good way to cool down. These are average temperatures, but occasional heat spikes are possible. Stay comfortable by wearing light clothing and drinking water.
Sunshine in Haikou in July
With approximately 250 hours of sunshine, the days are filled with clear skies during the day. Rain typically falls in the afternoon or evening, keeping mornings and early parts of the day sunny.
Wind Speed in Haikou in July
Average wind conditions reach 2 m/s (4 knots) in July. This creates comfortable weather with light winds that gently move vegetation. Keep in mind this is an average. Daily conditions range from near-calm to more noticeable wind.For Haikou itself, January, February, March, April, November and December generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit China, check out our Haikou's climate page.
Haikou Temperature in July
Min Temperature
27°C (81°F)
Max Temperature
32°C (90°F)
Chance of Rain
49%
Precipitation
174 mm (6.9 in)
Rainy days
15 days
Humidity
80%
Windspeed
2 m/s (4 knots)
Sunshine
250 hours
Percentage Sunshine
60%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Haikou typically stay consistent throughout July, with daily highs averaging around 32°C (90°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in July
Historical weather for Haikou in July
Browse day-by-day weather records for Haikou spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Haikou historical weather extremes in July
The extremes listed below come from historical weather data collected in Haikou from 1976 through 2025.
- The hottest July day on record in Haikou reached 40°C (104°F) (July 4, 2015).
- On July 20, 2015, Haikou saw its coldest July day with temperatures maxing out at 26°C (79°F).
- Nighttime temperatures dropped to 21°C (70°F) on July 31, 2015, marking the coldest July night on record.
Best Places in China in July
Find out more about the weather in China and which places have the best travel conditions in this month. See all of China in July →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Haikou in July
Warm temperatures in July make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Heavy rain is guaranteed, please bring a good poncho and waterproof everything! And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Haikou in July
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit China, check out our Haikou's climate page.
Temperature Rainfall Sunshine Humidity Wind Speed
See the full Haikou climate overview or explore weather in China.
