December weather forecast
Suzhou, China

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Weather in December

December rings in the onset of winter with temperatures ranging from 4.7°C (40.5°F) to 10.3°C (50.5°F). An onset of snowfall after 8 months is observable, commencing with a humble 8mm (0.31"). Sunshine remains accessible despite the seasonal shift, staying relatively on par with November. Gust speeds reach their zenith, while the daylight duration and UV index drop to the year's lowest. Although cold, the weather retains its clarity for most of December, with visibility reaching a high of 10km (6.2mi), offering pristine views of Suzhou's landscape.

Temperature

Suzhou's December weather comes with a decrease in average high-temperatures, moving from a comfortable 17.2°C (63°F) in November to a cool 10.3°C (50.5°F). In December, Suzhou's temperature tends to fall to an average low of 4.7°C (40.5°F) during the night.

Humidity

With an average relative humidity of 65%, December is the least humid month.

Rainfall

In Suzhou, during December, the rain falls for 8.5 days and regularly aggregates up to 40mm (1.57") of precipitation. Throughout the year, there are 166.5 rainfall days, and 811mm (31.93") of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall. December is the first month it typically snows in Suzhou. Throughout December, in the average 0.6 snowfall days, it receives 8mm (0.31") of snow. In Suzhou, during the entire year, snow falls for 5.7 days and aggregates up to 62mm (2.44") of snow.

Daylight

The month with the shortest days is December, with an average of 10h and 12min of daylight.
On the first day of the month, sunrise is at 06:38 and sunset at 16:54. On the last day of December, sunrise is at 06:56 and sunset at 17:05 CST.

Sunshine

The average sunshine in December in Suzhou is 5.7h.

UV index

With an average maximum UV index of 2, December is the month with the lowest UV index in Suzhou. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 2 during December translates into the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Updated: Jan 24, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

What is the temperature in December in Suzhou?

An average high-temperature, in December, in Suzhou, is 10.3°C (50.5°F) and the average low-temperature is 4.7°C (40.5°F). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 31°C (87.8°F).

What is the least humid month in Suzhou?

With an average relative humidity of 65%, December is the least humid month in Suzhou, China.

What is the average humidity in December in Suzhou?

In Suzhou, the average relative humidity in December is 65%.

How much does it rain in Suzhou in December?

In December, the rain falls for 8.5 days. Throughout December, 40mm (1.57") of precipitation is accumulated.

When does it start to snow in Suzhou?

December is the first month it typically snows in Suzhou, China. Throughout December, in the average 0.6 snowfall days, it receives 8mm (0.31") of snow.

What is the month with the shortest days in Suzhou?

With an average of 10h and 12min of daylight, December has the shortest days of the year in Suzhou.

How many hours of daylight does Suzhou have in December?

In December, the average day length in Suzhou is 10h and 10min.

When are sunrise and sunset in December in Suzhou?

In December, on the first day of the month, sunrise is at 06:38 and sunset at 16:54. On the last day of the month, in Suzhou, sunrise is at 06:56 and sunset at 17:05 CST.

How long on average sun shines in December in Suzhou?

The average sunshine duration in December in Suzhou, China, is 5.7h.

When is the lowest UV index in Suzhou?

The month with the lowest UV index in Suzhou is December, with an average maximum UV index of 2.

What is the UV index reading in December in Suzhou?

In Suzhou, China, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in December
Suzhou, China

Average temperature in December - Suzhou, China
  • Average high temperature in December: 10.3°C

The warmest month (with the highest average high temperature) is August (31.9°C).
The month with the lowest average high temperature is January (8.3°C).

  • Average low temperature in December: 4.7°C

The months with the highest average low temperature are July and August (24.8°C).
The coldest month (with the lowest average low temperature) is January (2.5°C).

Average pressure in December
Suzhou, China

Average pressure in December - Suzhou, China
  • Average pressure in December: 1026.6mbar

The month with the highest atmospheric pressure is January (1027.3mbar).
The month with the lowest atmospheric pressure is July (1004.8mbar).

Average wind speed in December
Suzhou, China

Average wind speed in December - Suzhou, China
  • Average wind speed in December: 12.7km/h

The windiest months (with the highest average wind speed) are February and December (12.7km/h).
The calmest months (with the lowest average wind speed) are July and September (10.5km/h).

Average humidity in December
Suzhou, China

Average humidity in December - Suzhou, China
  • Average humidity in December: 65%

The months with the highest relative humidity are July and September (81%).
The month with the lowest relative humidity is December (65%).

Average rainfall in December
Suzhou, China

Average rainfall in December - Suzhou, China
  • Average rainfall in December: 40mm

The wettest month (with the highest rainfall) is July (161mm).
The driest month (with the least rainfall) is October (25mm).

Average rainfall days in December
Suzhou, China

Average rainfall days in December - Suzhou, China
  • Average rainfall days in December: 8.5 days

The month with the highest number of rainy days is July (21.1 days).
The month with the least rainy days is December (8.5 days).

Average snowfall in December
Suzhou, China

Average snowfall in December - Suzhou, China
  • Average snowfall in December: 8mm

The month with the highest snowfall is January (27mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in December
Suzhou, China

Average snowfall days in December - Suzhou, China
  • Average snowfall days in December: 0.6 days

The month with the highest number of snowfall days is January (2.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in December /
Average sunshine in December
Suzhou, China

Average daylight in December / Average sunshine in December - Suzhou, China
  • Average daylight in December: 10h and 1min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in December: 5h and 4min

The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in December
Suzhou, China

Average sunshine days in December - Suzhou, China
  • Average sunshine days in December: 21.1 days

The month with the most sunshine days is December (21.1 days).
The month with the least sunshine days is July (7.7 days).

Average UV index in December
Suzhou, China

Average UV index in December - Suzhou, China
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in December
Suzhou, China

Average cloud cover in December - Suzhou, China
  • Average cloud cover in December: 34

The month with the most cloud cover is June (Cloud cover 50).
The month with the least cloud cover is December (Cloud cover 34).

Average visibility in December
Suzhou, China

Average visibility in December - Suzhou, China
  • Average visibility in December: 10km

The months with the highest visibility are October and December (10km).
The month with the lowest visibility is September (8km).

Suzhou, China

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