Haikou Weather in August
With daytime temperatures of 32°C (90°F) and nighttime lows of 27°C (81°F), August in Haikou brings very high temperatures during the day. Do keep in mind that August is part of the rainy season, with frequent and often heavy rainfall.
Rainfall in Haikou in August
Haikou is in the rainy season in August, with rain on around 18 days and an average of 238 mm (9.4 in). The rainy season here brings regular, substantial showers. It's worth being prepared for rain on most days you're out.
Temperature in Haikou in August
August in Haikou brings typical temperatures with highs around 32°C (90°F) and lows of 27°C (81°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. With lows of 27°C (81°F), it stays warm throughout the night. A cold shower before going to sleep is one of the easiest ways to cool down before bed.
Sunshine in Haikou in August
Expect sunny days throughout the month, with an estimated 220 hours of sunshine. Despite being the rainy season, it could still be a nice time to visit. Rain often arrives later in the day, keeping most of the days sunny.
Wind Speed in Haikou in August
Average wind conditions reach 2 m/s (4 knots) in August. 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.August in Haikou has its charm. However, if you're seeking pleasant, dry and sunny weather, our weather planner can help you explore other destinations in the world.
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 August
Min Temperature
27°C (81°F)
Max Temperature
32°C (90°F)
Chance of Rain
59%
Precipitation
238 mm (9.4 in)
Rainy days
18 days
Humidity
82%
Windspeed
2 m/s (4 knots)
Sunshine
220 hours
Percentage Sunshine
55%
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Haikou typically stay consistent throughout August, with daily highs averaging around 32°C (90°F). Nights are warm, with lows around 26°C (79°F).
Average temperatures in August
Historical weather for Haikou in August
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 August
According to our 49 years of weather records for Haikou, the following extremes were recorded between 1976 and 2025.
- Haikou recorded its highest August temperature of 39°C (102°F) on August 9, 1977.
- The lowest daytime temperature in August was 25°C (77°F), recorded on August 18, 2016.
- Haikou registered its coldest August night on August 1, 2015, with temperatures dropping to 21°C (70°F).
Best Places in China in August
Find out more about the weather in China and which places have the best travel conditions in this month. See all of China in August →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Haikou in August
Warm temperatures in August 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 August
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.
