December weather forecastLonggui, China

December

Weather in December

The first month of the winter, December, is still a refreshing month in Longgui, China, with an average temperature ranging between min 11.5°C (52.7°F) and max 19.2°C (66.6°F).

Temperature

December's arrival comes with a decrease in the average high-temperature, moving from a warm 24.8°C (76.6°F) in November to a comfortable 19.2°C (66.6°F). December nights cool down to an average low-temperature of 11.5°C (52.7°F).

Humidity

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

Rainfall

December is the month with the least rainfall. Rain falls for 8.5 days and accumulates 22mm (0.87") of precipitation.

Daylight

The month with the shortest days is December, with an average of 10h and 42min of daylight.
On the first day of December, sunrise is at 06:51 and sunset at 17:40. On the last day of the month, sunrise is at 07:07 and sunset at 17:51 CST.

Sunshine

In Longgui, the average sunshine in December is 5.6h.

UV index

January and December, with an average maximum UV index of 4, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 4 during December leads to these advisories:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Avoiding the Sun during its peak radiation time around midday is a healthy practice. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.

Frequently asked questions

In Longgui, in December, the average high-temperature is 19.2°C (66.6°F), and the average low-temperature is 11.5°C (52.7°F). In October, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is computed to be 32°C (89.6°F).

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

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

The month with the least rainfall is December, when the rain falls for 8.5 days and typically collects 22mm (0.87") of precipitation.

In December, the rain falls for 8.5 days. Throughout December, 22mm (0.87") of precipitation is accumulated.

The month with the shortest days is December, with an average of 10h and 42min of daylight.

The average day length in December is 10h and 44min.

On the first day of December, sunrise is at 06:51 and sunset at 17:40. On the last day of the month, sunrise is at 07:07 and sunset at 17:51 CST.

In December, the average sunshine duration is 5.6h.

The months with the lowest UV index in Longgui are January and December, with an average maximum UV index of 4.

The average daily maximum UV index in December is 4. A UV Index estimate of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Longgui, China

  • Average high temperature in December: 19.2°C

The warmest month (with the highest average high temperature) is August (33.4°C).
The month with the lowest average high temperature is January (18.1°C).

  • Average low temperature in December: 11.5°C

The months with the highest average low temperature are July and August (26°C).
The coldest month (with the lowest average low temperature) is January (11.2°C).

Average pressure in December
Longgui, China

  • Average pressure in December: 1021.1mbar

The month with the highest atmospheric pressure is January (1021.5mbar).
The month with the lowest atmospheric pressure is August (1005mbar).

Average wind speed in December
Longgui, China

  • Average wind speed in December: 8.9km/h

The windiest month (with the highest average wind speed) is December (8.9km/h).
The calmest months (with the lowest average wind speed) are August and September (7.1km/h).

Average humidity in December
Longgui, China

  • Average humidity in December: 65%

The month with the highest relative humidity is June (81%).
The month with the lowest relative humidity is December (65%).

Average rainfall in December
Longgui, China

  • Average rainfall in December: 22mm

The wettest month (with the highest rainfall) is May (195mm).
The driest month (with the least rainfall) is December (22mm).

Average rainfall days in December
Longgui, China

  • Average rainfall days in December: 8.5 days

The month with the highest number of rainy days is June (23.9 days).
The month with the least rainy days is December (8.5 days).

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

  • Average daylight in December: 10h and 42min

The month with the longest days is June (Average daylight: 13h and 30min).
The month with the shortest days is December (Average daylight: 10h and 42min).

  • Average sunshine in December: 5h and 36min

The month with the most sunshine is July (Average sunshine: 8h and 54min).
The month with the least sunshine is March (Average sunshine: 4h and 30min).

Average sunshine days in December
Longgui, China

  • Average sunshine days in December: 21.4 days

The month with the most sunshine days is December (21.4 days).
The month with the least sunshine days is June (4.8 days).

Average UV index in December
Longgui, China

  • Average UV index in December: 4

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

Average cloud cover in December
Longgui, China

  • Average cloud cover in December: 41

The month with the most cloud cover is March (Cloud cover 66).
The month with the least cloud cover is October (Cloud cover 34).

Average visibility in December
Longgui, China

  • Average visibility in December: 10km

The months with the highest visibility are October and December (10km).
The months with the lowest visibility are May and June (8km).