December weather forecast
Miyara, Japan

December

Weather in December

The first month of the winter, December, is still a pleasant month in Miyara, Japan, with an average temperature varying between 21.9°C (71.4°F) and 20.1°C (68.2°F).

Temperature

With the beginning of December, the average high-temperature shows a small decrease, transitioning from a moderately hot 24.9°C (76.8°F) in November to an agreeable 21.9°C (71.4°F). Miyara maintains a near steady average temperature of 20.1°C (68.2°F) during the nights of December, demonstrating little drop from daytime highs.

Humidity

January and December, with an average relative humidity of 76%, are the least humid months.

Rainfall

In Miyara, during December, the rain falls for 21.2 days and regularly aggregates up to 84mm (3.31") of precipitation. In Miyara, during the entire year, the rain falls for 228 days and collects up to 1184mm (46.61") of precipitation.

Daylight

The month with the shortest days is December, with an average of 10h and 42min of daylight.
On the first day of the month, sunrise is at 07:09 and sunset at 17:54. On the last day of December, in Miyara, sunrise is at 07:26 and sunset at 18:05 JST.

Sunshine

With an average of 4.1h of sunshine, December has the least sunshine of the year.

UV index

The months with the lowest UV index in Miyara are January through March and December, with an average maximum UV index of 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, an average UV index of 5 transforms into the following instructions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.

Frequently asked questions

What are the temperatures in Miyara in December?
The high-temperature, in December, in Miyara, is 21.9°C (71.4°F), while the low-temperature averages to 20.1°C (68.2°F). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, is estimated at 33°C (91.4°F).
What are the least humid months in Miyara?
January and December, with an average relative humidity of 76%, are the least humid months in Miyara, Japan.
What is the average humidity in December in Miyara?
In December, the average relative humidity in Miyara, Japan, is 76%.
How many days does it rain in December in Miyara?
In December, in Miyara, Japan, the rain falls for 21.2 days. Throughout December, 84mm (3.31") of precipitation is accumulated.
What is the month with the shortest days in Miyara?
With an average of 10h and 42min of daylight, December has the shortest days of the year in Miyara.
What is the average length of the day in December in Miyara?
The average day length in December in Miyara, Japan, is 10h and 40min.
What time are sunrise and sunset in December in Miyara?
On the first day of December, sunrise is at 07:09 and sunset at 17:54. On the last day of the month, sunrise is at 07:26 and sunset at 18:05 JST.
What is the month with the least sunshine in Miyara?
The month with the least sunshine in Miyara is December, with an average of 4.1h of sunshine.
How many hours of sunshine does Miyara have in December?
In December, the average sunshine duration in Miyara is 4.1h.
When is the lowest UV index in Miyara?
The months with the lowest UV index are January through March and December, with an average maximum UV index of 5.
What is the UV index reading in December in Miyara?
In December, the average daily maximum UV index in Miyara is 5. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to the Sun's UV radiation.
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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Miyara, Japan
Average temperature in December
Miyara, Japan
  • Average high temperature in December: 21.9°C

The warmest months (with the highest average high temperature) are July and August (29.3°C).
The month with the lowest average high temperature is January (20.6°C).

  • Average low temperature in December: 20.1°C

The month with the highest average low temperature is July (28.4°C).
The coldest month (with the lowest average low temperature) is January (18.7°C).

Average pressure in December - Miyara, Japan
Average pressure in December
Miyara, Japan
  • Average pressure in December: 1019.3mbar

The month with the highest atmospheric pressure is January (1020.3mbar).
The month with the lowest atmospheric pressure is August (1005.6mbar).

Average wind speed in December - Miyara, Japan
Average wind speed in December
Miyara, Japan
  • Average wind speed in December: 32.9km/h

The windiest month (with the highest average wind speed) is December (32.9km/h).
The calmest month (with the lowest average wind speed) is May (20.4km/h).

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

The month with the highest relative humidity is June (85%).
The months with the lowest relative humidity are January and December (76%).

Average rainfall in December - Miyara, Japan
Average rainfall in December
Miyara, Japan
  • Average rainfall in December: 84mm

The wettest month (with the highest rainfall) is August (217mm).
The driest month (with the least rainfall) is March (50mm).

Average rainfall days in December - Miyara, Japan
Average rainfall days in December
Miyara, Japan
  • Average rainfall days in December: 21.2 days

The month with the highest number of rainy days is August (22.1 days).
The month with the least rainy days is April (16.7 days).

Average daylight in December / Average sunshine in December - Miyara, Japan
Average daylight in December /
Average sunshine in December
Miyara, Japan
  • Average daylight in December: 10h and 4min

The month with the longest days is June (Average daylight: 13h and 36min).
The month with the shortest days is December (Average daylight: 10h and 42min).

  • Average sunshine in December: 4h and 1min

The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 4h and 6min).

Average sunshine days in December - Miyara, Japan
Average sunshine days in December
Miyara, Japan
  • Average sunshine days in December: 6.3 days

The month with the most sunshine days is June (11.8 days).
The month with the least sunshine days is November (6.2 days).

Average UV index in December - Miyara, Japan
Average UV index in December
Miyara, Japan
  • Average UV index in December: 5

The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January, February, March and December (UV index 5).

Average cloud cover in December - Miyara, Japan
Average cloud cover in December
Miyara, Japan
  • Average cloud cover in December: 65

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 36).

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

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

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