December weather forecastUruma, 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.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
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: 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: 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: 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: 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: 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: 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 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: 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: 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: 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: 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).





