December weather forecast
Tairagawa, Japan

December

Weather in December

December, the first month of the winter in Tairagawa, is still a pleasant month, with an average temperature varying between 18.6°C (65.5°F) and 20.5°C (68.9°F).

Temperature

December's onset introduces a mild reduction in the average high-temperature, from a warm 23.9°C (75°F) in November to a pleasant 20.5°C (68.9°F). Tairagawa's nighttime temperature in December experiences a slight dip from daytime highs, falling to an average of 18.6°C (65.5°F).

Humidity

In Tairagawa, Japan, the average relative humidity in December is 73%.

Rainfall

In December, the rain falls for 21 days. Throughout December, 82mm (3.23") of precipitation is accumulated. Throughout the year, in Tairagawa, Japan, there are 229 rainfall days, and 1437mm (56.57") of precipitation is accumulated.

Daylight

The month with the shortest days is December, with an average of 10h and 30min of daylight.
On the first day of December in Tairagawa, Japan, sunrise is at 06:59 and sunset at 17:35. On the last day of the month, sunrise is at 07:16 and sunset at 17:47 JST.

Sunshine

In December, the average sunshine is 4.4h.

UV index

December is the month with the lowest UV index in Tairagawa, with an average maximum UV index of 4. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 4 during December leads to these advisories:
Ensure safety - Imperative it is to shield skin and eyes from damage. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. During bright days, sunglasses that offer UVA and UVB defense are recommended.

Frequently asked questions

What is the average December temperature in Tairagawa?
The average high-temperature and low-temperature in Tairagawa during December are 20.5°C (68.9°F) and 18.6°C (65.5°F) respectively. In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, is computed to be 34°C (93.2°F).
What is the average humidity in December in Tairagawa?
In December, the average relative humidity is 73%.
How many days does it rain in December in Tairagawa?
In Tairagawa, Japan, in December, it is raining for 21 days, with typically 82mm (3.23") of accumulated precipitation.
What is the month with the shortest days in Tairagawa?
With an average of 10h and 30min of daylight, December has the shortest days of the year in Tairagawa, Japan.
How many hours of daylight does Tairagawa have in December?
In Tairagawa, Japan, the average day length in December is 10h and 31min.
When is the sunrise / sunset in December in Tairagawa?
On the first day of December in Tairagawa, Japan, sunrise is at 06:59 and sunset at 17:35. On the last day of the month, sunrise is at 07:16 and sunset at 17:47 JST.
How many hours of sunshine does Tairagawa have in December?
In December, the average sunshine duration in Tairagawa, Japan, is 4.4h.
What is the month with the lowest UV index in Tairagawa?
December is the month with the lowest UV index, with an average maximum UV index of 4.
How high is the UV index in December in Tairagawa?
The average daily maximum UV index in December in Tairagawa, Japan, is 4. A UV Index of 3 to 5 symbolizes a moderate 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Tairagawa, Japan
  • Average high temperature in December: 20.5°C

The warmest month (with the highest average high temperature) is August (29.5°C).
The month with the lowest average high temperature is January (18.8°C).

  • Average low temperature in December: 18.6°C

The month with the highest average low temperature is August (28.2°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).

Average pressure in December
Tairagawa, Japan
  • Average pressure in December: 1019.9mbar

The month with the highest atmospheric pressure is January (1020.9mbar).
The month with the lowest atmospheric pressure is August (1006.6mbar).

Average wind speed in December
Tairagawa, Japan
  • Average wind speed in December: 27km/h

The windiest month (with the highest average wind speed) is December (27km/h).
The calmest month (with the lowest average wind speed) is May (19.2km/h).

Average humidity in December
Tairagawa, Japan
  • Average humidity in December: 73%

The month with the highest relative humidity is June (87%).
The month with the lowest relative humidity is January (72%).

Average rainfall in December
Tairagawa, Japan
  • Average rainfall in December: 82mm

The wettest month (with the highest rainfall) is June (205mm).
The driest month (with the least rainfall) is February (61mm).

Average rainfall days in December
Tairagawa, Japan
  • Average rainfall days in December: 21 days

The month with the highest number of rainy days is January (22.6 days).
The months with the least rainy days are March and November (16.5 days).

Average daylight in December /
Average sunshine in December
Tairagawa, Japan
  • Average daylight in December: 10h and 3min

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 2min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in December
Tairagawa, Japan
  • Average sunshine days in December: 5.8 days

The month with the most sunshine days is April (11 days).
The month with the least sunshine days is January (5.4 days).

Average UV index in December
Tairagawa, 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
Tairagawa, Japan
  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 35).

Average visibility in December
Tairagawa, Japan
  • Average visibility in December: 10km

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

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