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
Weather in December
Temperature
December involves a decrease in temperature, down from a comfortable 16.3°C (61.3°F) in November to a cool 10.2°C (50.4°F). Throughout December, the average low-temperature in Chiryu, Japan, records at an icy 4.4°C (39.9°F).Humidity
In December, the average relative humidity in Chiryu is 72%.Rainfall
In Chiryu, Japan, in December, during 10.1 rainfall days, 39mm (1.54") of precipitation is typically accumulated. Throughout the year, in Chiryu, there are 142.7 rainfall days, and 863mm (33.98") of precipitation is accumulated.Snowfall
Months with snowfall are January, February and December. December is the first month it typically snows. Throughout December, in the average 1 snowfall days, it receives 6mm (0.24") of snow. Throughout the year, there are 4.8 snowfall days, and 33mm (1.3") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 06:41 and sunset at 16:40. On the last day of December, sunrise is at 06:59 and sunset at 16:50 JST.
Sunshine
The average sunshine in December is 5.9h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Chiryu. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
Frequently asked questions
What is the average December temperature in Chiryu?
What is the average humidity in December in Chiryu?
How much does it rain in Chiryu in December?
When does it start to snow in Chiryu?
What is the month with the shortest days in Chiryu?
How many hours of daylight does Chiryu have in December?
What time are sunrise and sunset in December in Chiryu?
How many hours of sunshine does Chiryu have in December?
What are the months with the lowest UV index in Chiryu?
How high is the UV index in December in Chiryu?
Average temperature in December
Chiryu, Japan
- Average high temperature in December: 10.2°C
The warmest month (with the highest average high temperature) is August (32.5°C).
The month with the lowest average high temperature is January (8.1°C).
- Average low temperature in December: 4.4°C
The month with the highest average low temperature is August (24.7°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).
Average pressure in December
Chiryu, Japan
- Average pressure in December: 1018.4mbar
The month with the highest atmospheric pressure is November (1019.1mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).
Average wind speed in December
Chiryu, Japan
- Average wind speed in December: 11.7km/h
The windiest months (with the highest average wind speed) are January and February (11.8km/h).
The calmest months (with the lowest average wind speed) are June and July (8.6km/h).
Average humidity in December
Chiryu, Japan
- Average humidity in December: 72%
The month with the highest relative humidity is July (78%).
The month with the lowest relative humidity is February (68%).
Average rainfall in December
Chiryu, Japan
- Average rainfall in December: 39mm
The wettest month (with the highest rainfall) is July (165mm).
The driest month (with the least rainfall) is January (25mm).
Average rainfall days in December
Chiryu, Japan
- Average rainfall days in December: 10.1 days
The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is January (8.1 days).
Average snowfall in December
Chiryu, Japan
- Average snowfall in December: 6mm
The month with the highest snowfall is January (18mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Chiryu, Japan
- Average snowfall days in December: 1 days
The month with the highest number of snowfall days is January (2.6 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
Chiryu, Japan
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 5h and 36min).
Average sunshine days in December
Chiryu, Japan
- Average sunshine days in December: 18.4 days
The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in December
Chiryu, Japan
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).
Average cloud cover in December
Chiryu, Japan
- Average cloud cover in December: 35
The month with the most cloud cover is July (Cloud cover 46).
The month with the least cloud cover is November (Cloud cover 33).
Average visibility in December
Chiryu, Japan
- Average visibility in December: 9km
The month with the highest visibility is February (10km).
The month with the lowest visibility is July (8km).
Chiryu, Japan
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