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
The onset of December is marked by a decrease in temperature, transitioning from a refreshing 15.3°C (59.5°F) in November to a frosty 9.3°C (48.7°F). In December, Komono experiences an average nighttime temperature of 3.7°C (38.7°F).Humidity
In December, the average relative humidity is 77%.Rainfall
In December, in Komono, the rain falls for 6.3 days. Throughout December, 12mm (0.47") of precipitation is accumulated. Throughout the year, there are 128.5 rainfall days, and 380mm (14.96") of precipitation is accumulated.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 0.8 snowfall days, it receives 4mm (0.16") of snow. Throughout the year, in Komono, there are 5.8 snowfall days, and 14mm (0.55") 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 December in Komono, sunrise is at 06:43 and sunset at 16:42. On the last day of the month, sunrise is at 07:01 and sunset at 16:52 JST.
Sunshine
In December, the average sunshine is 5.5h.UV index
January, February and December, with an average maximum UV index of 2, are months with the lowest UV index in Komono. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: An average UV index of 2 in December transforms into this advice:
Sun exposure does not present considerable issues for many, yet infants, fair-skinned people, and children necessitate constant protection. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Frequently asked questions
What are December temperatures in Komono?
What is the average humidity in December in Komono?
How many days does it rain in December in Komono?
When does it start to snow in Komono?
What is the month with the shortest days in Komono?
What is the average length of the day in December in Komono?
When are sunrise and sunset in December in Komono?
How many hours of sunshine does Komono have in December?
When is the lowest UV index in Komono?
How high is the UV index in December in Komono?
Average temperature in December
Komono, Japan
- Average high temperature in December: 9.3°C
The warmest month (with the highest average high temperature) is August (31.3°C).
The month with the lowest average high temperature is January (6.9°C).
- Average low temperature in December: 3.7°C
The month with the highest average low temperature is August (23.4°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in December
Komono, Japan
- Average pressure in December: 1018.7mbar
The month with the highest atmospheric pressure is November (1019.3mbar).
The month with the lowest atmospheric pressure is June (1009mbar).
Average wind speed in December
Komono, Japan
- Average wind speed in December: 10.1km/h
The windiest month (with the highest average wind speed) is January (10.3km/h).
The calmest month (with the lowest average wind speed) is July (6.6km/h).
Average humidity in December
Komono, Japan
- Average humidity in December: 77%
The month with the highest relative humidity is July (82%).
The month with the lowest relative humidity is May (73%).
Average rainfall in December
Komono, Japan
- Average rainfall in December: 12mm
The wettest month (with the highest rainfall) is July (74mm).
The driest months (with the least rainfall) are January and November (9mm).
Average rainfall days in December
Komono, Japan
- Average rainfall days in December: 6.3 days
The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (6 days).
Average snowfall in December
Komono, Japan
- Average snowfall in December: 4mm
The month with the highest snowfall is January (6mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Komono, Japan
- Average snowfall days in December: 0.8 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
Komono, 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 3min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).
Average sunshine days in December
Komono, Japan
- Average sunshine days in December: 22.5 days
The month with the most sunshine days is December (22.5 days).
The month with the least sunshine days is July (10.1 days).
Average UV index in December
Komono, Japan
- 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 and December (UV index 2).
Average cloud cover in December
Komono, Japan
- Average cloud cover in December: 40
The month with the most cloud cover is July (Cloud cover 54).
The month with the least cloud cover is November (Cloud cover 36).
Average visibility in December
Komono, Japan
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, November and December (9km).
The month with the lowest visibility is July (7km).
Komono, Japan
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