December weather forecast
Shobara, Japan

December

Weather in December

December, the first month of the winter in Shobara, is still a chilly month, with temperature in the range of an average high of 9.5°C (49.1°F) and an average low of 4.1°C (39.4°F).

Temperature

Shobara's weather in December involves a decrease in the average high-temperature, moving down from November's mild 15.5°C (59.9°F) to a frosty 9.5°C (49.1°F). December nights experience a consistent temperature drop to a wintry 4.1°C (39.4°F).

Humidity

In Shobara, the average relative humidity in December is 76%.

Rainfall

In Shobara, in December, it is raining for 12.3 days, with typically 41mm (1.61") of accumulated precipitation. In Shobara, during the entire year, the rain falls for 159.9 days and collects up to 798mm (31.42") of precipitation.

Snowfall

Months with snowfall are January through March and December. December is the first month it typically snows. Throughout December, in the average 1.5 snowfall days, it receives 3mm (0.12") of snow. Throughout the year, in Shobara, there are 9.7 snowfall days, and 33mm (1.3") of snow is accumulated.

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 06:57 and sunset at 16:56. On the last day of December, sunrise is at 07:15 and sunset at 17:06 JST.

Sunshine

The average sunshine in December in Shobara is 4.9h.

UV index

January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In December, the maximum UV index of 2 suggests this advice:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. To cut down UV radiation exposure by about half, sport a wide-brim hat. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.

Frequently asked questions

What are the temperatures in December?
In December, the average high-temperature and low-temperature are 9.5°C (49.1°F) and 4.1°C (39.4°F) respectively. In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is computed to be 40°C (104°F).
What is the average humidity in December?
In Shobara, the average relative humidity in December is 76%.
How many days does it rain in December?
In Shobara, during December, the rain falls for 12.3 days and regularly aggregates up to 41mm (1.61") of precipitation.
When does it start to snow?
December is the first month it typically snows. Throughout December, in the average 1.5 snowfall days, it receives 3mm (0.12") of snow.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 54min of daylight.
What is the average length of the day in December?
In Shobara, the average day length in December is 9h and 52min.
What time are sunrise and sunset in December in Shobara?
On the first day of December, sunrise is at 06:57 and sunset at 16:56. On the last day of the month, sunrise is at 07:15 and sunset at 17:06 JST.
How many hours of sunshine does Shobara have in December?
In December, the average sunshine duration is 4.9h.
When is the lowest UV index?
January and December, with an average maximum UV index of 2, are months with the lowest UV index.
What is the UV index intensity in December?
In December, the average daily maximum UV index is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Shobara, Japan
Average temperature in December
Shobara, Japan
  • Average high temperature in December: 9.5°C

The warmest month (with the highest average high temperature) is August (31.1°C).
The month with the lowest average high temperature is January (7.6°C).

  • Average low temperature in December: 4.1°C

The month with the highest average low temperature is August (23.6°C).
The coldest month (with the lowest average low temperature) is January (1.7°C).

Average pressure in December - Shobara, Japan
Average pressure in December
Shobara, Japan
  • Average pressure in December: 1020.3mbar

The month with the highest atmospheric pressure is January (1020.7mbar).
The month with the lowest atmospheric pressure is June (1008.4mbar).

Average wind speed in December - Shobara, Japan
Average wind speed in December
Shobara, Japan
  • Average wind speed in December: 11.1km/h

The windiest month (with the highest average wind speed) is December (11.1km/h).
The calmest month (with the lowest average wind speed) is June (7.2km/h).

Average humidity in December - Shobara, Japan
Average humidity in December
Shobara, Japan
  • Average humidity in December: 76%

The month with the highest relative humidity is July (80%).
The months with the lowest relative humidity are April and May (70%).

Average rainfall in December - Shobara, Japan
Average rainfall in December
Shobara, Japan
  • Average rainfall in December: 41mm

The wettest month (with the highest rainfall) is July (137mm).
The driest month (with the least rainfall) is January (29mm).

Average rainfall days in December - Shobara, Japan
Average rainfall days in December
Shobara, Japan
  • Average rainfall days in December: 12.3 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (9.6 days).

Average snowfall in December - Shobara, Japan
Average snowfall in December
Shobara, Japan
  • Average snowfall in December: 3mm

The month with the highest snowfall is January (15mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in December - Shobara, Japan
Average snowfall days in December
Shobara, Japan
  • Average snowfall days in December: 1.5 days

The month with the highest number of snowfall days is January (5.2 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 - Shobara, Japan
Average daylight in December /
Average sunshine in December
Shobara, 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: 4h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

Average sunshine days in December - Shobara, Japan
Average sunshine days in December
Shobara, Japan
  • Average sunshine days in December: 14.5 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is July (8.2 days).

Average UV index in December - Shobara, Japan
Average UV index in December
Shobara, 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 - Shobara, Japan
Average cloud cover in December
Shobara, Japan
  • Average cloud cover in December: 44

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in December - Shobara, Japan
Average visibility in December
Shobara, Japan
  • Average visibility in December: 9km

The month with the highest visibility is March (10km).
The months with the lowest visibility are January, February, April, May, June, July, August, September, October, November and December (9km).

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