December weather forecast
Kushimachi, Japan

December

Weather in December

December, the first month of the winter in Kushimachi, is still a chilly month, with an average temperature fluctuating between 8.4°C (47.1°F) and 4.9°C (40.8°F).

Temperature

The average high-temperature drops in December, from November's refreshing 14.1°C (57.4°F) to a chilly 8.4°C (47.1°F). December nighttime temperatures in Kushimachi hover close to the daytime peak with an average of 4.9°C (40.8°F).

Humidity

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

Rainfall

In Kushimachi, Japan, in December, during 23.4 rainfall days, 143mm (5.63") of precipitation is typically accumulated. In Kushimachi, during the entire year, the rain falls for 200.1 days and collects up to 1307mm (51.46") of precipitation.

Snowfall

January through March and December are months with snowfall in Kushimachi. December is the first month it typically snows. Throughout December, in the average 5.8 snowfall days, it receives 111mm (4.37") of snow. Throughout the year, there are 31.3 snowfall days, and 523mm (20.59") of snow is accumulated.

Daylight

The month with the shortest days in Kushimachi is December, with an average of 9h and 42min of daylight.
On the first day of the month, sunrise is at 06:47 and sunset at 16:39. On the last day of December, in Kushimachi, sunrise is at 07:05 and sunset at 16:49 JST.

Sunshine

The average sunshine in December is 3.4h.

UV index

The months with the lowest UV index are January, February 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 exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, the maximum UV index of 2 suggests these recommendations:
Unlike children, who always need sun protection, most individuals can remain in the sun for up to an hour without getting burnt. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.

Frequently asked questions

What are December temperatures in Kushimachi?
In December, in Kushimachi, the average high-temperature is 8.4°C (47.1°F), and the average low-temperature is 4.9°C (40.8°F). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is calculated to be 33°C (91.4°F).
What is the average humidity in December in Kushimachi?
In Kushimachi, the average relative humidity in December is 76%.
How many days does it rain in December in Kushimachi?
In Kushimachi, in December, it is raining for 23.4 days, with typically 143mm (5.63") of accumulated precipitation.
When does it start snowing in Kushimachi?
December is the first month it typically snows in Kushimachi, Japan. Throughout December, in the average 5.8 snowfall days, it receives 111mm (4.37") of snow.
What is the month with the shortest days in Kushimachi?
December has the shortest days of the year in Kushimachi, with an average of 9h and 42min of daylight.
What is the average length of the day in December in Kushimachi?
The average day length in December is 9h and 44min.
When is the sunrise / sunset in December in Kushimachi?
In December, on the first day of the month, sunrise is at 06:47 and sunset at 16:39. On the last day of the month, sunrise is at 07:05 and sunset at 16:49 JST.
How many hours of sunshine does Kushimachi have in December?
In Kushimachi, Japan, the average sunshine duration in December is 3.4h.
What is the month with the lowest UV index in Kushimachi?
January, February 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 Kushimachi?
The average daily maximum UV index in December in Kushimachi is 2. A UV Index value of 2, and less, symbolizes a low health threat from 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 - Kushimachi, Japan
Average temperature in December
Kushimachi, Japan
  • Average high temperature in December: 8.4°C

The warmest month (with the highest average high temperature) is August (28.5°C).
The month with the lowest average high temperature is January (5.3°C).

  • Average low temperature in December: 4.9°C

The month with the highest average low temperature is August (23.8°C).
The coldest month (with the lowest average low temperature) is February (1.7°C).

Average pressure in December - Kushimachi, Japan
Average pressure in December
Kushimachi, Japan
  • Average pressure in December: 1018.5mbar

The month with the highest atmospheric pressure is February (1019.7mbar).
The month with the lowest atmospheric pressure is June (1009mbar).

Average wind speed in December - Kushimachi, Japan
Average wind speed in December
Kushimachi, Japan
  • Average wind speed in December: 18.8km/h

The windiest month (with the highest average wind speed) is December (18.8km/h).
The calmest month (with the lowest average wind speed) is June (10.2km/h).

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

The month with the highest relative humidity is July (82%).
The months with the lowest relative humidity are April and May (72%).

Average rainfall in December - Kushimachi, Japan
Average rainfall in December
Kushimachi, Japan
  • Average rainfall in December: 143mm

The wettest month (with the highest rainfall) is July (182mm).
The driest month (with the least rainfall) is May (63mm).

Average rainfall days in December - Kushimachi, Japan
Average rainfall days in December
Kushimachi, Japan
  • Average rainfall days in December: 23.4 days

The month with the highest number of rainy days is December (23.4 days).
The month with the least rainy days is May (12.1 days).

Average snowfall in December - Kushimachi, Japan
Average snowfall in December
Kushimachi, Japan
  • Average snowfall in December: 111mm

The month with the highest snowfall is January (203mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in December - Kushimachi, Japan
Average snowfall days in December
Kushimachi, Japan
  • Average snowfall days in December: 5.8 days

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).

Average daylight in December / Average sunshine in December - Kushimachi, Japan
Average daylight in December /
Average sunshine in December
Kushimachi, Japan
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 3h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 2h and 48min).

Average sunshine days in December - Kushimachi, Japan
Average sunshine days in December
Kushimachi, Japan
  • Average sunshine days in December: 4.7 days

The month with the most sunshine days is May (17.3 days).
The month with the least sunshine days is December (4.7 days).

Average UV index in December - Kushimachi, Japan
Average UV index in December
Kushimachi, 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 - Kushimachi, Japan
Average cloud cover in December
Kushimachi, Japan
  • Average cloud cover in December: 66

The month with the most cloud cover is January (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 31).

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

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

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