Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
The commencement of December involves a temperature shift, with the average high-temperature dropping from an icy 5.3°C (41.5°F) in November to a freezing cold -1.5°C (29.3°F). In December, Yongchang's temperature tends to fall to an average low of -9.4°C (15.1°F) during the night.Humidity
In Yongchang, the average relative humidity in December is 41%.Rainfall
December is the month with the least rainfall. Rain falls for 1.5 days and accumulates 1mm (0.04") of precipitation.Snowfall
Months with snowfall are January through April, October through December. In Yongchang, during December, snow falls for 2.5 days and regularly aggregates up to 6mm (0.24") of snow. In Yongchang, during the entire year, snow falls for 18.2 days and aggregates up to 65mm (2.56") of snow.Daylight
The month with the shortest days is December, with an average of 9h and 36min of daylight.On the first day of the month, sunrise is at 08:10 and sunset at 17:52. On the last day of December, in Yongchang, sunrise is at 08:28 and sunset at 18:01 CST.
Sunshine
The month with the least sunshine is December, with an average of 6.9h of sunshine.UV index
The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low health risk from unsafe exposure to UV radiation for ordinary individuals.Note: A daily high UV index of 2 in December leads to these guidelines:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December?
What is the average humidity in December?
What is the driest month?
How many days does it rain in December?
How much does it snow in December?
What is the month with the shortest days in Yongchang?
How many hours of daylight does Yongchang have in December?
What time are sunrise and sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Yongchang have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Yongchang, China
- Average high temperature in December: -1.5°C
The warmest month (with the highest average high temperature) is July (28.1°C).
The month with the lowest average high temperature is January (-3.3°C).
- Average low temperature in December: -9.4°C
The month with the highest average low temperature is July (19.3°C).
The coldest month (with the lowest average low temperature) is January (-11.8°C).
Average pressure in December
Yongchang, China
- Average pressure in December: 1029mbar
The month with the highest atmospheric pressure is December (1029mbar).
The month with the lowest atmospheric pressure is July (1005.3mbar).
Average wind speed in December
Yongchang, China
- Average wind speed in December: 9.3km/h
The windiest month (with the highest average wind speed) is May (14.6km/h).
The calmest month (with the lowest average wind speed) is January (8.4km/h).
Average humidity in December
Yongchang, China
- Average humidity in December: 41%
The month with the highest relative humidity is January (47%).
The months with the lowest relative humidity are April and May (26%).
Average rainfall in December
Yongchang, China
- Average rainfall in December: 1mm
The wettest month (with the highest rainfall) is August (27mm).
The driest month (with the least rainfall) is December (1mm).
Average rainfall days in December
Yongchang, China
- Average rainfall days in December: 1.5 days
The month with the highest number of rainy days is August (11.3 days).
The month with the least rainy days is December (1.5 days).
Average snowfall in December
Yongchang, China
- Average snowfall in December: 6mm
The month with the highest snowfall is January (13mm).
The months with the least snowfall are May, June, July, August and September (0mm).
Average snowfall days in December
Yongchang, China
- Average snowfall days in December: 2.5 days
The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Yongchang, China
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 36min).
- Average sunshine in December: 6h and 5min
The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 6h and 54min).
Average sunshine days in December
Yongchang, China
- Average sunshine days in December: 28.5 days
The month with the most sunshine days is December (28.5 days).
The month with the least sunshine days is August (16.8 days).
Average UV index in December
Yongchang, China
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, October, November and December (UV index 2).
Average cloud cover in December
Yongchang, China
- Average cloud cover in December: 20
The months with the most cloud cover are March and April (Cloud cover 25).
The months with the least cloud cover are October and November (Cloud cover 19).
Average visibility in December
Yongchang, China
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
