Hangzhou

Zhejiang Weather in September

Average temperatures, rainfall, sunshine and the best places to visit in Zhejiang, China in September.

Planning a journey to Zhejiang, China this September and curious over the weather conditions to await? Your essential details are found on this page, answering your query:

What to Expect in Zhejiang in September

Zhejiang, China is a region in China. September in Zhejiang generally has temperatures that range from warm to very warm, with precipitation levels ranging from moderate to heavy. The month of September is in the summer season.

Temperatures

The average maximum daytime temperatures vary from warm in Shengsi at 27°C (81°F) to very warm in Jinhua at 31°C (88°F). Nighttime temperatures generally drop to 22°C (72°F) in Jinhua and 24°C (75°F) in Shengsi. These night and day temperatures are average and some days may be even warmer. So be prepared and dress for the heat.

To learn more about the conditions in specific areas of Zhejiang, China, check out the map below.

Precipitation

In September, precipitation varies across different areas. From moderate rainfall in Jiande with an average of 89 mm (3.5 in) to heavy rainfall in Ta-ching-chen with 196 mm (7.7 in).

Average sunshine

Most areas see decent amounts of sunshine this month. Hangzhou gets around 145 hours of sunlight, providing a pleasant balance of sun and clouds. If you'd prefer more guaranteed sunshine, our weather planner can show you sunnier spots around the world.

Explore Zhejiang by month

Pick a month to see the average temperature, rainfall and sunshine in Zhejiang — and find the best time to visit. (based on Hangzhou)

Best Places to Visit in Zhejiang in September

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Zhejiang.

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).

Popular Destinations in Zhejiang

What is the weather like in September for some of the most popular destinations in Zhejiang, China?

Temperature range in Zhejiang (September)

Precipitation variation in Zhejiang (September)

Hangzhou

In September Hangzhou generally has very high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 22°C (72°F) and high monthly rainfall. So on average the conditions are tolerable that month.

August
September
October
Max temperature
34°C (93°F)
30°C (86°F)
25°C (77°F)
Min temperature
26°C (79°F)
22°C (72°F)
16°C (61°F)
Monthly sun hours
193 hours
145 hours
144 hours
Monthly rainfall
152 mm (6 in)
106 mm (4.2 in)
63 mm (2.5 in)
Monthly rainy days
13 days
14 days
12 days
Weather conditions

Jiashan

In September Jiashan generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 22°C (72°F) and high monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
33°C (91°F)
29°C (84°F)
24°C (75°F)
Min temperature
26°C (79°F)
22°C (72°F)
16°C (61°F)
Monthly sun hours
207 hours
172 hours
160 hours
Monthly rainfall
163 mm (6.4 in)
105 mm (4.1 in)
59 mm (2.3 in)
Monthly rainy days
12 days
13 days
12 days
Weather conditions

Ningbo

In September Ningbo generally has high temperatures with maximum daytime temperatures around 29°C (84°F), minimum nighttime temperatures around 23°C (73°F) and heavy monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
33°C (91°F)
29°C (84°F)
24°C (75°F)
Min temperature
26°C (79°F)
23°C (73°F)
18°C (64°F)
Monthly sun hours
239 hours
172 hours
168 hours
Monthly rainfall
186 mm (7.3 in)
170 mm (6.7 in)
89 mm (3.5 in)
Monthly rainy days
13 days
14 days
12 days
Weather conditions

Tongxiang

In September Tongxiang generally has high temperatures with maximum daytime temperatures around 30°C (86°F), minimum nighttime temperatures around 22°C (72°F) and high monthly rainfall. So on average the conditions are tolerable that month.

August
September
October
Max temperature
34°C (93°F)
30°C (86°F)
25°C (77°F)
Min temperature
26°C (79°F)
22°C (72°F)
16°C (61°F)
Monthly sun hours
193 hours
145 hours
144 hours
Monthly rainfall
163 mm (6.4 in)
107 mm (4.2 in)
61 mm (2.4 in)
Monthly rainy days
12 days
14 days
12 days
Weather conditions

Zhoushan

In September Zhoushan generally has high temperatures with maximum daytime temperatures around 28°C (82°F), minimum nighttime temperatures around 24°C (75°F) and high monthly rainfall. So on average the conditions are pleasant that month.

August
September
October
Max temperature
30°C (86°F)
28°C (82°F)
23°C (73°F)
Min temperature
27°C (81°F)
24°C (75°F)
20°C (68°F)
Monthly sun hours
227 hours
178 hours
168 hours
Monthly rainfall
120 mm (4.7 in)
148 mm (5.8 in)
84 mm (3.3 in)
Monthly rainy days
12 days
13 days
11 days
Weather conditions

Is your destination not in the list? Have a look at all destinations in Zhejiang, in China.

In our records: China September extremes

Notable September records observed across cities in China in our climate database (1976 – 2026). Historic readings can vary in quality, so treat these as illustrative.

  • From our sources, the wettest September day in China brought 362 mm (14 in) in Guangzhou on September 6, 1992.

Popular cities in September

Day & night temperatures, rainfall and average weather in Zhejiang in September.

City Weather Day temp Night temp Rainfall
Hangzhou 30°C (86°F) 22°C (72°F) 106 mm (4.2 in)
Jiashan 29°C (84°F) 22°C (72°F) 105 mm (4.1 in)
Ningbo 29°C (84°F) 23°C (73°F) 170 mm (6.7 in)
Tongxiang 30°C (86°F) 22°C (72°F) 107 mm (4.2 in)
Zhoushan 28°C (82°F) 24°C (75°F) 148 mm (5.8 in)
Yiwu 31°C (88°F) 22°C (72°F) 103 mm (4.1 in)

Zhejiang weather in September: frequently asked questions

What is the weather like in Zhejiang, China in September?

In September, Zhejiang, China generally has unpleasant weather conditions. Hangzhou sees daytime temperatures near 30°C (86°F), with nights cooling to roughly 22°C (72°F).

What is the average temperature in Zhejiang, China in September?

In Hangzhou, the average daytime high in September is 30°C (86°F), while nighttime temperatures drop to around 22°C (72°F).

Does Zhejiang, China get a lot of rain in September?

Zhejiang, China sees substantial rainfall in September. Hangzhou typically averages about 106 mm (4.2 in), a mix of wet and dry days, but bring an umbrella.

Is September a Good Time to Visit Zhejiang, China?

Given the typically tolerable weather conditions in Hangzhou, September might be a good time to visit Zhejiang, China.

Generally speaking, October provides perfect weather in Hangzhou. On the other hand, the months of January, June, July and August tend to have poor weather conditions.

Interested in more climate information?

We have much more information about the climate in Zhejiang.

Weather and climate has detailed information for every country in the world. Are you going to China? Get detailed historical weather averages for many cities in China.

Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.

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