December weather forecast
Mikazuki, Japan

December

Weather in December

The first month of the winter, December, is also a frosty month in Mikazuki, Japan, with an average temperature ranging between min 4.3°C (39.7°F) and max 9.2°C (48.6°F).

Temperature

Observing a mild shift, the average high-temperature during December reduces from November's refreshing 15°C (59°F) to a frosty 9.2°C (48.6°F). Mikazuki observes a minimal variance in temperature, with a consistent average low of 4.3°C (39.7°F) during the nights of December.

Humidity

In December, the average relative humidity is 77%.

Rainfall

In Mikazuki, Japan, in December, it is raining for 14.8 days, with typically 56mm (2.2") of accumulated precipitation. In Mikazuki, during the entire year, the rain falls for 190.1 days and collects up to 1137mm (44.76") of precipitation.

Snowfall

Months with snowfall are January through March and December. December is the first month it typically snows in Mikazuki. Throughout December, in the average 1.7 snowfall days, it receives 9mm (0.35") of snow. Throughout the year, in Mikazuki, there are 13 snowfall days, and 66mm (2.6") of snow is accumulated.

Daylight

December has the shortest days of the year in Mikazuki, with an average of 9h and 54min of daylight.
On the first day of the month, sunrise is at 06:51 and sunset at 16:50. On the last day of December, sunrise is at 07:09 and sunset at 17:00 JST.

Sunshine

In Mikazuki, Japan, the average sunshine in December is 5.3h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Around midday, solar radiation is most harmful; hence, exposure should be limited. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.

Frequently asked questions

What are December temperatures in Mikazuki?
December temperatures vary between a high-temperature of 9.2°C (48.6°F) and a low-temperature of 4.3°C (39.7°F). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is estimated at 36°C (96.8°F).
What is the average humidity in December in Mikazuki?
The average relative humidity in December is 77%.
How much does it rain in Mikazuki in December?
In December, in Mikazuki, the rain falls for 14.8 days. Throughout December, 56mm (2.2") of precipitation is accumulated.
When does it start snowing in Mikazuki?
December is the first month it typically snows in Mikazuki, Japan. Throughout December, in the average 1.7 snowfall days, it receives 9mm (0.35") of snow.
What is the month with the shortest days in Mikazuki?
With an average of 9h and 54min of daylight, December has the shortest days of the year in Mikazuki.
How many hours of daylight does Mikazuki have in December?
The average day length in December is 9h and 51min.
When is the sunrise / sunset in December in Mikazuki?
In December, on the first day of the month, sunrise is at 06:51 and sunset at 16:50. On the last day of the month, sunrise is at 07:09 and sunset at 17:00 JST.
How long on average sun shines in December in Mikazuki?
In Mikazuki, the average sunshine duration in December is 5.3h.
What are the months with the lowest UV index in Mikazuki?
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Mikazuki, Japan.
What is the UV index intensity in December in Mikazuki?
The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health 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 - Mikazuki, Japan
Average temperature in December
Mikazuki, Japan
  • Average high temperature in December: 9.2°C

The warmest month (with the highest average high temperature) is August (29.4°C).
The month with the lowest average high temperature is January (6.9°C).

  • Average low temperature in December: 4.3°C

The month with the highest average low temperature is August (23.7°C).
The coldest month (with the lowest average low temperature) is January (1.8°C).

Average pressure in December - Mikazuki, Japan
Average pressure in December
Mikazuki, Japan
  • Average pressure in December: 1019.7mbar

The month with the highest atmospheric pressure is February (1020.2mbar).
The month with the lowest atmospheric pressure is June (1008.6mbar).

Average wind speed in December - Mikazuki, Japan
Average wind speed in December
Mikazuki, Japan
  • Average wind speed in December: 13.9km/h

The windiest month (with the highest average wind speed) is January (14.3km/h).
The calmest month (with the lowest average wind speed) is June (8.5km/h).

Average humidity in December - Mikazuki, Japan
Average humidity in December
Mikazuki, Japan
  • Average humidity in December: 77%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is March (73%).

Average rainfall in December - Mikazuki, Japan
Average rainfall in December
Mikazuki, Japan
  • Average rainfall in December: 56mm

The wettest month (with the highest rainfall) is July (227mm).
The driest month (with the least rainfall) is January (33mm).

Average rainfall days in December - Mikazuki, Japan
Average rainfall days in December
Mikazuki, Japan
  • Average rainfall days in December: 14.8 days

The month with the highest number of rainy days is July (24.4 days).
The month with the least rainy days is November (10.7 days).

Average snowfall in December - Mikazuki, Japan
Average snowfall in December
Mikazuki, Japan
  • Average snowfall in December: 9mm

The month with the highest snowfall is January (29mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in December - Mikazuki, Japan
Average snowfall days in December
Mikazuki, Japan
  • Average snowfall days in December: 1.7 days

The month with the highest number of snowfall days is January (6.1 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 - Mikazuki, Japan
Average daylight in December /
Average sunshine in December
Mikazuki, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

Average sunshine days in December - Mikazuki, Japan
Average sunshine days in December
Mikazuki, Japan
  • Average sunshine days in December: 11.5 days

The month with the most sunshine days is May (15.9 days).
The month with the least sunshine days is July (4.8 days).

Average UV index in December - Mikazuki, Japan
Average UV index in December
Mikazuki, 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 - Mikazuki, Japan
Average cloud cover in December
Mikazuki, Japan
  • Average cloud cover in December: 40

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is November (Cloud cover 33).

Average visibility in December - Mikazuki, Japan
Average visibility in December
Mikazuki, Japan
  • Average visibility in December: 10km

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

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