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
During the transition into December, Yobimatsu observes a decrease in the average high-temperature, falling from a mild 15.9°C (60.6°F) in November to a fresh 10.3°C (50.5°F). Yobimatsu registers a subtle dip to an average of 5.6°C (42.1°F) during the nights of December.Humidity
The average relative humidity in December in Yobimatsu is 72%.Rainfall
In Yobimatsu, in December, it is raining for 10.2 days, with typically 22mm (0.87") of accumulated precipitation. In Yobimatsu, during the entire year, the rain falls for 133.6 days and collects up to 450mm (17.72") of precipitation.Snowfall
Months with snowfall in Yobimatsu are January, February and December. December is the first month it typically snows. Throughout December, in the average 1.3 snowfall days, it receives 1mm (0.04") of snow. In Yobimatsu, during the entire year, snow falls for 5.5 days and aggregates up to 14mm (0.55") of snow.Daylight
The month with the shortest days is December, with an average of 9h and 54min of daylight.On the first day of December, sunrise is at 06:53 and sunset at 16:54. On the last day of the month, sunrise is at 07:11 and sunset at 17:04 JST.
Sunshine
The months with the least sunshine in Yobimatsu, Japan, are January, February and December, with an average of 5.1h of sunshine.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Yobimatsu. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Yobimatsu?
What is the average humidity in December in Yobimatsu?
How many days does it rain in December in Yobimatsu?
When does it start to snow in Yobimatsu?
What is the month with the shortest days in Yobimatsu?
How many hours of daylight does Yobimatsu have in December?
When are sunrise and sunset in December in Yobimatsu?
What is the month with the least sunshine in Yobimatsu?
How many hours of sunshine does Yobimatsu have in December?
What are the months with the lowest UV index in Yobimatsu?
How high is the UV index in December in Yobimatsu?
Average temperature in December
Yobimatsu, Japan
- Average high temperature in December: 10.3°C
The warmest month (with the highest average high temperature) is August (30.7°C).
The month with the lowest average high temperature is January (8.3°C).
- Average low temperature in December: 5.6°C
The month with the highest average low temperature is August (25.1°C).
The coldest month (with the lowest average low temperature) is January (3.1°C).
Average pressure in December
Yobimatsu, Japan
- Average pressure in December: 1020.1mbar
The month with the highest atmospheric pressure is January (1020.5mbar).
The month with the lowest atmospheric pressure is June (1008.5mbar).
Average wind speed in December
Yobimatsu, Japan
- Average wind speed in December: 14.6km/h
The windiest months (with the highest average wind speed) are January and December (14.6km/h).
The calmest month (with the lowest average wind speed) is June (8.5km/h).
Average humidity in December
Yobimatsu, Japan
- Average humidity in December: 72%
The month with the highest relative humidity is July (79%).
The months with the lowest relative humidity are March, April and May (68%).
Average rainfall in December
Yobimatsu, Japan
- Average rainfall in December: 22mm
The wettest month (with the highest rainfall) is July (75mm).
The driest month (with the least rainfall) is November (13mm).
Average rainfall days in December
Yobimatsu, Japan
- Average rainfall days in December: 10.2 days
The month with the highest number of rainy days is July (18.5 days).
The month with the least rainy days is January (8.2 days).
Average snowfall in December
Yobimatsu, Japan
- Average snowfall in December: 1mm
The month with the highest snowfall is February (9mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Yobimatsu, Japan
- Average snowfall days in December: 1.3 days
The month with the highest number of snowfall days is January (2.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Yobimatsu, Japan
- Average daylight in December: 9h and 5min
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 1min
The month with the most sunshine is August (Average sunshine: 11h and 0min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 6min).
Average sunshine days in December
Yobimatsu, Japan
- Average sunshine days in December: 17.3 days
The month with the most sunshine days is May (20.2 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in December
Yobimatsu, 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
Yobimatsu, Japan
- Average cloud cover in December: 41
The month with the most cloud cover is February (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 29).
Average visibility in December
Yobimatsu, Japan
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (10km).
The month with the lowest visibility is July (9km).
Yobimatsu, Japan
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