December weather forecast
Uruma, Japan

December

Weather in December

December, the first month of the winter in Uruma, is still a pleasant month, with temperature in the range of an average high of 20.5°C (68.9°F) and an average low of 18.6°C (65.5°F).

Temperature

Uruma, Japan, records a mild change in average high-temperature during December, easing from a moderately hot 23.9°C (75°F) in November to an agreeable 20.5°C (68.9°F). The low temperature average in Uruma during December reflects a slight decrease to an enjoyable 18.6°C (65.5°F) from the day's peak.

Humidity

The average relative humidity in December in Uruma, Japan, is 73%.

Rainfall

In December, in Uruma, the rain falls for 21 days. Throughout December, 82mm (3.23") of precipitation is accumulated. In Uruma, during the entire year, the rain falls for 228.2 days and collects up to 1424mm (56.06") of precipitation.

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 Uruma, 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 in Uruma is 4.4h.

UV index

December is the month with the lowest UV index, with an average maximum UV index of 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: In December, the average maximum UV index of 4 translates into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.

Frequently asked questions

What are December temperatures in Uruma?
In December, in Uruma, the average high-temperature is 20.5°C (68.9°F), and the average low-temperature is 18.6°C (65.5°F). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 34°C (93.2°F).
What is the average humidity in December in Uruma?
The average relative humidity in December in Uruma, Japan, is 73%.
How many days does it rain in December in Uruma?
In Uruma, 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 Uruma?
With an average of 10h and 30min of daylight, December has the shortest days of the year in Uruma.
What is the average length of the day in December in Uruma?
The average day length in December in Uruma, Japan, is 10h and 31min.
When are sunrise and sunset in December in Uruma?
In December, on the first day of the month, sunrise is at 06:59 and sunset at 17:35. On the last day of the month, in Uruma, Japan, sunrise is at 07:16 and sunset at 17:47 JST.
How many hours of sunshine does Uruma have in December?
The average sunshine duration in December in Uruma is 4.4h.
What is the month with the lowest UV index in Uruma?
The month with the lowest UV index in Uruma is December, with an average maximum UV index of 4.
What is the UV index intensity in December in Uruma?
In Uruma, the average daily maximum UV index in December is 4. A UV Index value of 3 to 5 symbolizes a moderate vulnerability 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Uruma, Japan
Average temperature in December
Uruma, 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 - Uruma, Japan
Average pressure in December
Uruma, 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 - Uruma, Japan
Average wind speed in December
Uruma, 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 - Uruma, Japan
Average humidity in December
Uruma, 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 - Uruma, Japan
Average rainfall in December
Uruma, 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 - Uruma, Japan
Average rainfall days in December
Uruma, 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 - Uruma, Japan
Average daylight in December /
Average sunshine in December
Uruma, 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 - Uruma, Japan
Average sunshine days in December
Uruma, 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 - Uruma, Japan
Average UV index in December
Uruma, 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 - Uruma, Japan
Average cloud cover in December
Uruma, 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 - Uruma, Japan
Average visibility in December
Uruma, 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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