December weather forecastAkamine, Japan

December

Weather in December

The first month of the winter, December, is also an agreeable month in Akamine, Japan, with temperature in the range of an average high of 20.6°C (69.1°F) and an average low of 18.8°C (65.8°F).

Temperature

The shift from November to December coincides with a small decrease in the average high-temperature, down to an agreeable 20.6°C (69.1°F) from a warm 23.9°C (75°F). A steady low-temperature average of 18.8°C (65.8°F) is logged in Akamine during December, reflecting a modest dip from daytime readings.

Humidity

In December, the average relative humidity is 73%.

Rainfall

In Akamine, in December, it is raining for 21.2 days, with typically 81mm (3.19") of accumulated precipitation. In Akamine, Japan, during the entire year, the rain falls for 227.4 days and collects up to 1405mm (55.31") of precipitation.

Daylight

With an average of 10h and 30min of daylight, December has the shortest days of the year.
On the first day of December in Akamine, sunrise is at 06:59 and sunset at 17:37. On the last day of the month, sunrise is at 07:16 and sunset at 17:48 JST.

Sunshine

In December, the average sunshine in Akamine, Japan, is 4.4h.

UV index

With an average maximum UV index of 4, December is the month with the lowest UV index in Akamine. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The maximum UV index of 4 during December translates into these guidelines:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.

Frequently asked questions

The high-temperature, in December, in Akamine, records 20.6°C (69.1°F), while the low-temperature is 18.8°C (65.8°F). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is estimated at 33°C (91.4°F).

The average relative humidity in December in Akamine is 73%.

In Akamine, in December, it is raining for 21.2 days, with typically 81mm (3.19") of accumulated precipitation.

The month with the shortest days is December, with an average of 10h and 30min of daylight.

In Akamine, Japan, the average day length in December is 10h and 32min.

In December, on the first day of the month, sunrise is at 06:59 and sunset at 17:37. On the last day of the month, in Akamine, sunrise is at 07:16 and sunset at 17:48 JST.

In December, the average sunshine duration is 4.4h.

December is the month with the lowest UV index in Akamine, Japan, with an average maximum UV index of 4.

In December, the average daily maximum UV index in Akamine, Japan, is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Akamine, Japan

  • Average high temperature in December: 20.6°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 (18.9°C).

  • Average low temperature in December: 18.8°C

The month with the highest average low temperature is August (28.3°C).
The coldest month (with the lowest average low temperature) is January (17°C).

Average pressure in December
Akamine, Japan

  • Average pressure in December: 1019.8mbar

The month with the highest atmospheric pressure is January (1020.8mbar).
The month with the lowest atmospheric pressure is August (1006.6mbar).

Average wind speed in December
Akamine, Japan

  • Average wind speed in December: 28.4km/h

The windiest month (with the highest average wind speed) is December (28.4km/h).
The calmest month (with the lowest average wind speed) is May (20.1km/h).

Average humidity in December
Akamine, Japan

  • Average humidity in December: 73%

The month with the highest relative humidity is June (86%).
The month with the lowest relative humidity is January (72%).

Average rainfall in December
Akamine, Japan

  • Average rainfall in December: 81mm

The wettest month (with the highest rainfall) is June (201mm).
The driest month (with the least rainfall) is February (59mm).

Average rainfall days in December
Akamine, Japan

  • Average rainfall days in December: 21.2 days

The month with the highest number of rainy days is June (21.5 days).
The month with the least rainy days is July (16.4 days).

Average daylight in December /
Average sunshine in December
Akamine, Japan

  • Average daylight in December: 10h and 30min

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in December: 4h and 24min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in December
Akamine, Japan

  • Average sunshine days in December: 5.7 days

The month with the most sunshine days is July (11.9 days).
The month with the least sunshine days is December (5.7 days).

Average UV index in December
Akamine, Japan

  • Average UV index in December: 4

The months with the highest UV index are June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 4).

Average cloud cover in December
Akamine, Japan

  • Average cloud cover in December: 58

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in December
Akamine, Japan

  • Average visibility in December: 10km

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