The average temperature for the week of 30 June 2025 - 6 July 2025 was 35 °C (95 °F) during the day and 28 °C (82 °F) during the night. Both the daily and night temperatures in Suzhou are above the long-term average, which is around 30 °C (86 °F) and 23 °C (73 °F) respectively. The average temperatures observed during different times of day (based on local time) were as below: 7am 31 °C (88 °F), 10am 33 °C (91 °F), 1pm 35 °C (95 °F), 4pm 35 °C (95 °F), 7pm 30 °C (86 °F), 10pm 29 °C (84 °F).

During this week: 6 days without rain and 1 day with light rain were observed. During the whole week, total of 1 mm (0.04 in) of precipitation was observed, which is below the long term average for Suzhou, which is 34 mm (1.34 in). The average cloud coverage during the daytime (from dawn to dusk) was 54 %.

The wind's speed averaged 3.7 m/s. Prevailing wind direction(s) were South-East and South. The atmosferic pressure ranged from 1001 hpa to 1010 hpa. The average air humidity was 65 % in Suzhou.

On average, there were 5 hours clear skies, 4 hours partially overcast skies and 6 hours overcast skies during the daytime (from dawn to dusk). Average time of sunrise was 04:57, average time of sunset was 19:05.

Weather overview

Suzhou (China) in general has a mild continental climate. The day temperatures range from 7 °C (44 °F) in January to 32 °C (90 °F) in July. The least rainy month in Suzhou is December with its 6 days of rain, the rainiest month is June, when it rains 14 days. The highest night temperatures could be experienced in July with 25 °C (77 °F), the lowest in January with 1 °C (33 °F).

January weather

The minimum of the day temperature is observable, with its value being 7 °C (44 °F) in Suzhou, and the minimum of the night temperature is observable too in January. The number of rainy days rise's start could be observed, with its value being 8 days, and the rainfall amount rise's start could be observed too, the value of this measure is 54 mm (2.13 in). The beginning of the descent of the number of sun hours (without clouds) could be noticed in this month.

February weather

The day temperature rise's start could be observed, the value of this measure is 9 °C (48 °F) in Suzhou, and the beginning of the rise of the night temperature could be noticed as well, its value is 3 °C (37 °F). The rainfall amount rises similarly to the previous month, with its value of 60 mm (2.38 in). The maximum of the wind speed is observable. The minimum of the number of sun hours (without clouds) is observable in February.

March weather

The day temperature rises similarly to the previous month, its value is 14 °C (58 °F) in Suzhou, and the night temperature rises similarly to the previous month as well, the value of this measure is 6 °C (42 °F). The number of rainy days rises similarly to the previous month, its value is 11 days.

April weather

The day temperature continues to rise in Suzhou, and the night temperature continues to rise as well, with its value being 12 °C (53 °F). The tourist season slowly starts. The rainfall amount starts to rise, the value of this measure is 74 mm (2.90 in). The number of sun hours (without clouds) starts to rise, with its value being 5 hours.

May weather

The ongoing tourist season is noticeable in Suzhou. The day temperature rises similarly to the previous month, its value is 25 °C (77 °F), and the rise of the night temperature can be observed too, the value of this measure is 17 °C (62 °F). The rise of the rainfall amount can be observed, the value of this measure is 87 mm (3.41 in). The rise of the number of sun hours (without clouds) can be observed, with its value of 6 hours.

June weather

The tourist season is close to its peak this month in Suzhou. The day temperature rises similarly to the previous month, the value of this measure is 28 °C (83 °F). The number of rainy days is on its maximum, its value is 14 days, and the maximum of the rainfall amount is observable as well, with its value of 154 mm (6.07 in). The humidity is on its maximum, with its value of 81 %.

July weather

The tourist season continues in Suzhou. The day temperature is on its maximum, with its value of 32 °C (90 °F), and the night temperature is on its maximum as well, with its value being 25 °C (77 °F). The number of rainy days descent's start could be observed, with its value of 13 days, and the beginning of the descent of the rainfall amount could be noticed as well, with its value being 141 mm (5.54 in).

August weather

The tourist season continues in Suzhou. The beginning of the descent of the day temperature could be noticed, with its value of 32 °C (89 °F). The rainfall amount descents similarly to the previous month, with its value being 135 mm (5.32 in). The wind speed is on its minimum, with its value being 2. The number of sun hours (without clouds) reaches its maximum in August.

September weather

The tourist season continues in Suzhou. The day temperature continues to descent, its value is 27 °C (81 °F). The number of rainy days descent's start could be observed, its value is 10 days, while the rainfall amount descents similarly to the previous month, with its value of 95 mm (3.73 in). The number of sun hours (without clouds) descent's start could be observed, the value of this measure is 6 hours.

October weather

The descent of the day temperature can be observed, with its value of 23 °C (73 °F) in Suzhou, and the descent of the night temperature can be observed too, its value is 15 °C (59 °F). The tourist season is taking place in October. The number of rainy days descents similarly to the previous month, with its value being 8 days, while the rainfall amount reaches its minimum, the value of this measure is 38 mm (1.51 in).

November weather

The day temperature continues to descent, the value of this measure is 16 °C (61 °F) in Suzhou, and the descent of the night temperature can be observed as well, with its value of 9 °C (48 °F). The tourist season continues. The beginning of the rise of the rainfall amount could be noticed, its value is 49 mm (1.92 in). The beginning of the descent of the number of sun hours (without clouds) could be noticed in this month.

December weather

The day temperature continues to descent, the value of this measure is 10 °C (49 °F) in Suzhou, and the night temperature descents similarly to the previous month too, with its value of 3 °C (37 °F). The number of rainy days reaches its minimum, its value is 6 days. The humidity reaches its minimum in this month. The day length reaches its minimum in this month.

How humid is Suzhou in March?

In Suzhou in March, expect humidity around 76 %.

How many hours of sun to expect in Suzhou in April?

There is an average length of sunshine of 5 hours per day in April in Suzhou.

What is the air temperature in May in Suzhou at night?

The average night temperature in Suzhou in May is 17 °C (62 °F). This temperature is pleasant for a wide range of evening, night, and morning activities from sports to sitting outside in restaurants or evening walks.

How many days of precipitation on average can I expect in Suzhou in June?

There are 14 days, which are rainy in Suzhou in June, that is, days with precipitation more than 2 mm (0.08 in). Converted to days of the week, this means that it will occur on an average of 3.2 days of the week, or in general - 46 % days.

Is July a good month to visit Suzhou?

There are good conditions for visiting in Suzhou in July. The daily temperatures in this month reach pleasant 32 °C (90 °F). The temperature of the sea will be perfect at 26 °C (79 °F). At night, temperatures hover around a pleasant 25 °C (77 °F).

Is it hot in August in Suzhou?

In August in Suzhou, you will enjoy nice warm weather, but it will also be pleasant and you probably won't feel hot.

What temperature can I expect during the day in September in Suzhou?

In September in Suzhou, the average daily temperatures will be 27 °C (81 °F). The ideal temperature for enjoying sunbathing by the water and a good temperature for other activities. For some people, it will be too hot in the direct sunlight and the stay may not be so pleasant. Don't forget to pack flip-flops, sunscreen, and a hand fan if necessary - it may come in handy.

Is October part of the wet season in Suzhou?

No, there is no wet season in October in Suzhou - you can expect 8 days of rain during the month.

What is the sea temperature in November in Suzhou?

The sea will reach 17 °C (63 °F) in Suzhou in November. At this sea temperature, swimming probably won't be the best experience. You probably won't like to stay in water for a long time. On the other hand, there are a minority of people who seek these conditions.

How windy is it in December in Suzhou?

An average wind scale that can be expected in Suzhou in December is 3.