December weather forecastTomobuchicho, Japan
December
Weather in December
The first month of the winter, December, is still a chilly month in Tomobuchicho, Japan, with temperature in the range of an average low of 3.7°C (38.7°F) and an average high of 9.3°C (48.7°F).Temperature
The transition into December involves a decrease in the average high-temperature, falling from a refreshing 15.4°C (59.7°F) in November to a frosty 9.3°C (48.7°F). During December nights, Tomobuchicho witnesses a consistent average temperature of 3.7°C (38.7°F).Humidity
In December, the average relative humidity is 76%.Rainfall
In Tomobuchicho, in December, during 10.5 rainfall days, 38mm (1.5") of precipitation is typically accumulated. In Tomobuchicho, during the entire year, the rain falls for 163.2 days and collects up to 920mm (36.22") of precipitation.Snowfall
January through March and December are months with snowfall in Tomobuchicho. December is the first month it typically snows. Throughout December, in the average 1 snowfall days, it receives 6mm (0.24") of snow. In Tomobuchicho, during the entire year, snow falls for 6.8 days and aggregates up to 52mm (2.05") of snow.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 06:46 and sunset at 16:47. On the last day of December, in Tomobuchicho, sunrise is at 07:04 and sunset at 16:57 JST.
Sunshine
In Tomobuchicho, the average sunshine in December is 5.2h.UV index
The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 2 during December translates into the following directions:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Experience reduced UV exposure by about half when donning a wide-brim hat. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Tomobuchicho, Japan
- Average high temperature in December: 9.3°C
The warmest month (with the highest average high temperature) is August (31.4°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in December: 3.7°C
The month with the highest average low temperature is August (23.5°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in December
Tomobuchicho, Japan
- Average pressure in December: 1019.3mbar
The month with the highest atmospheric pressure is February (1019.7mbar).
The month with the lowest atmospheric pressure is June (1008.8mbar).
Average wind speed in December
Tomobuchicho, Japan
- Average wind speed in December: 9.1km/h
The windiest month (with the highest average wind speed) is January (9.5km/h).
The calmest month (with the lowest average wind speed) is June (7.1km/h).
Average humidity in December
Tomobuchicho, Japan
- Average humidity in December: 76%
The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is May (70%).
Average rainfall in December
Tomobuchicho, Japan
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is July (160mm).
The driest month (with the least rainfall) is January (34mm).
Average rainfall days in December
Tomobuchicho, Japan
- Average rainfall days in December: 10.5 days
The month with the highest number of rainy days is July (21.7 days).
The month with the least rainy days is February (9.1 days).
Average snowfall in December
Tomobuchicho, Japan
- Average snowfall in December: 6mm
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
Tomobuchicho, Japan
- Average snowfall days in December: 1 days
The month with the highest number of snowfall days is January (3.3 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
Tomobuchicho, Japan
- Average daylight in December: 9h and 54min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 5h and 12min
The month with the most sunshine is August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and February (Average sunshine: 4h and 54min).
Average sunshine days in December
Tomobuchicho, Japan
- Average sunshine days in December: 18.5 days
The month with the most sunshine days is December (18.5 days).
The month with the least sunshine days is July (7.3 days).
Average UV index in December
Tomobuchicho, 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 and December (UV index 2).
Average cloud cover in December
Tomobuchicho, Japan
- Average cloud cover in December: 42
The months with the most cloud cover are January and February (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Tomobuchicho, Japan
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (9km).
The month with the lowest visibility is July (8km).





