Changzhou Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Changzhou.
Climate overview of Changzhou
Changzhou, Jiangsu, China, sees big temperature differences between seasons, with July peaking at 33°C (91°F) and January dropping to 9°C (48°F).
The city has a wet climate, receiving around 1308 mm (51 in) of rain/snowfall per year. Despite the high annual total, it has a distinct rainy season from June to August, with very warm summers and cold winters. June is the wettest month. The sunniest month is August, with 8.2 hours of sunshine per day on average.
Changzhou Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Changzhou - and find the best time to visit.
Monthly Temperature in Changzhou
Visitors to Changzhou can expect significant temperature changes throughout the year. On average, daytime temperatures range from a very warm 33°C (91°F) in July to a chilly 9°C (48°F) in January.
Nighttime temperatures range from 26°C (79°F) in July to 1°C (34°F) in January.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Changzhou
Changzhou is known for its substantial rain/snowfall, with annual precipitation reaching 1308 mm (51 in). The seasons in Changzhou bring significant changes in precipitation. The wettest month, June, receives heavy rainfall, with an average of 260 mm (10 in) of precipitation. This rainfall is distributed across 12 rainy days.
In contrast, the driest month, December, experiences much less rainfall, totaling 39 mm (1.5 in) over 10 rainy days. These distinct seasonal differences provide diverse experiences throughout the year. For more details, please visit our Changzhou Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Changzhou
In Changzhou, summer days are longer and more sunny, with daily sunshine hours peaking at 8.2 hours in August. As the darker season arrives, the brightness of the sun becomes less. February sees a soft sun for only 4.0 hours per average day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Changzhou by Month
The relative humidity is high throughout the year in Changzhou.
The city experiences its highest humidity in June, reaching 79%. In February, the humidity drops to its lowest level at 74%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Changzhou
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: April, September and October
- Warmest weather: July and August
- Most sunshine: August
- Wettest months: May, June, July and August, when rainfall is highest.
- Seasonal pattern: A distinct rainy season from June to August, with very warm summers and cold winters
Frequently asked questions about the climate in Changzhou
What is the best time to visit Changzhou?
April, September and October typically offer the most optimal weather in Changzhou. In contrast, January, June, July and August tend to have less optimal conditions. Changzhou has a distinct rainy season from June to August, with very warm summers and cold winters.
What temperatures can I expect in Changzhou?
Daytime highs range from 9°C (48°F) in January to 33°C (91°F) in July. Nighttime lows range from 1°C (34°F) to 26°C (79°F). Temperatures vary considerably through the year.
How much rain does Changzhou get?
Annual rainfall is around 1308 mm (51 in). June is the wettest month with 260 mm (10 in), while December is the driest with 39 mm (1.5 in).
How sunny is Changzhou?
Changzhou receives around 1,955 hours of sunshine per year. August is the sunniest month with 245 hours, while February is the cloudiest with just 120 hours.
Changzhou 3-Day Forecast
Changzhou 3-Day Forecast
Changzhou on the map
Changzhou is highlighted - select any city to see its climate.
Popular this month
Where to go in July - average daytime high across popular destinations.
Hangzhou
35°C (95°F) Xi'an
34°C (93°F) Guangzhou34°C (93°F) Beijing34°C (93°F) Shanghai33°C (91°F) Shenzhen32°C (90°F) Chengdu32°C (90°F) Qingdao28°C (82°F) 
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
Explore the Li River, China's breathtaking landscape with majestic mountains, serene waters, and picturesque views. A must-see for every traveler.
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.