The Li River: A Journey Through China’s Most Breathtaking Landscape
Explore the Li River, China's breathtaking landscape with majestic mountains, serene waters, and picturesque views. A must-see for every traveler.
Guangzhou Weather in May
Guangzhou in May averages 31°C (88°F) during the day and 24°C (75°F) at night. May is part of the rainy season, so frequent rainfall is typical.
Rainfall in Guangzhou in May
Guangzhou is in the rainy season in May, with rain on around 18 days and an average of 316 mm (12 in). The rain this month falls heavily when it arrives. Late afternoons in particular can see strong showers, so waterproofs are worth keeping handy.
Temperature in Guangzhou in May
In May, Guangzhou sees very high temperatures, with highs of 31°C (88°F). Nights drop to around 24°C (75°F). If you're spending a lot of time outdoors, it helps to plan around the warmer part of the day. At 24°C (75°F) overnight, it stays warm after dark. Light, breathable clothing and good airflow in your room make a noticeable difference.
Sunshine in Guangzhou in May
You can expect a moderate amount of sunlight, with approximately 106 hours. Even though this month is part of the wet season, you can still see the sun occasionally.May in Guangzhou has its charm, but if you're looking for destinations with pleasant temperatures and sunny skies, our weather planner can help you explore other options in the world.
Guangzhou Temperature in May
Min Temperature
24°C (75°F)
Max Temperature
31°C (88°F)
Chance of Rain
61%
Precipitation
316 mm (12 in)
Rainy days
18 days
Humidity
84%
Sunshine
106 hours
Percentage Sunshine
26%
Guangzhou Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Guangzhou - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Guangzhou typically stay consistent throughout May, with daily highs averaging around 31°C (88°F). Nights are warm, with lows typically ranging from 22°C (72°F) to 25°C (77°F).
Average temperatures in May
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in May
Historical weather records for Guangzhou in May
Browse day-by-day weather records for Guangzhou spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Guangzhou historical weather extremes in May
According to our 50 years of weather records for Guangzhou, the following extremes were recorded between 1976 and 2026.
- On May 30, 2023, temperatures climbed to 38°C (100°F), marking the warmest May day on record.
- The coldest May day was on May 4, 1981, with a maximum of 18°C (64°F).
- The lowest overnight temperature recorded in May was 15°C (59°F) (May 2, 2022).
Best Places in China in May
Find out more about the weather in China and which places have the best travel conditions in this month. See all of China in May →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Guangzhou in May
Warm temperatures in May 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! It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Guangzhou in May
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming7/10 -
Cycling7/10 -
Walking7/10 -
Camping6/10 -
Outdoor sports7/10
Guangzhou 3-Day Forecast
More climate data for Guangzhou
Temperature Rainfall Sunshine Humidity
See the full Guangzhou climate overview or explore weather in China.
Popular in May
Where to go in May - average daytime high across popular destinations.
Bucket list
Need travel inspiration? Check out our bucket list articles and be inspired.
The Li River: A Journey Through China’s Most Breathtaking Landscape
Go to China's Zhangjiajie National Park with the highest, the fastest, largest-loaded outdoor elevator in the world
You won't find this unique landscape anywhere else in the world. Thousands of floating mountains overgrown with trees at the top dominate this fairy tale landscape.
Go to Xinjiang in China
In Xinjiang you get to see a mix of East and Central Asia. An experience that you might want to add to your bucket list. You can travel through the province as if you are following an ancient silk route.
Mount Kailash
The best time for a Kailash tour/trekking is from mid-May to mid-October when the temperature is most pleasant. It is warm, dry and sunny in that period.