Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
With December's onset, the weather shows a temperature decrease, transitioning from a refreshing 14.9°C (58.8°F) in November to a chilly 8.7°C (47.7°F). Nishiwaki reports a consistent average low-temperature of 1.9°C (35.4°F) throughout December nights.Humidity
The average relative humidity in December is 81%.Rainfall
In December, in Nishiwaki, the rain falls for 11.9 days. Throughout December, 46mm (1.81") of precipitation is accumulated. Throughout the year, there are 163.2 rainfall days, and 968mm (38.11") of precipitation is accumulated.Snowfall
January through March and December are months with snowfall. December is the first month it typically snows. Throughout December, in the average 2.1 snowfall days, it receives 24mm (0.94") of snow. Throughout the year, there are 14.7 snowfall days, and 132mm (5.2") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 06:49 and sunset at 16:48. On the last day of December, in Nishiwaki, sunrise is at 07:07 and sunset at 16:58 JST.
Sunshine
The average sunshine in December is 4.6h.UV index
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to UV radiation for average individuals.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.
Frequently asked questions
What is the temperature in December in Nishiwaki?
What is the average humidity in December in Nishiwaki?
How many days does it rain in December in Nishiwaki?
When does it start snowing in Nishiwaki?
What is the month with the shortest days in Nishiwaki?
What is the average length of the day in December in Nishiwaki?
When are sunrise and sunset in December in Nishiwaki?
How many hours of sunshine does Nishiwaki have in December?
When is the lowest UV index in Nishiwaki?
What is the UV index reading in December in Nishiwaki?
Average temperature in December
Nishiwaki, Japan
- Average high temperature in December: 8.7°C
The warmest month (with the highest average high temperature) is August (30.9°C).
The month with the lowest average high temperature is January (6.6°C).
- Average low temperature in December: 1.9°C
The month with the highest average low temperature is August (22.2°C).
The coldest month (with the lowest average low temperature) is January (0°C).
Average pressure in December
Nishiwaki, Japan
- Average pressure in December: 1019.5mbar
The month with the highest atmospheric pressure is February (1020.1mbar).
The month with the lowest atmospheric pressure is June (1008.7mbar).
Average wind speed in December
Nishiwaki, Japan
- Average wind speed in December: 8.1km/h
The windiest month (with the highest average wind speed) is March (9.5km/h).
The calmest month (with the lowest average wind speed) is June (7.5km/h).
Average humidity in December
Nishiwaki, Japan
- Average humidity in December: 81%
The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is May (75%).
Average rainfall in December
Nishiwaki, Japan
- Average rainfall in December: 46mm
The wettest month (with the highest rainfall) is July (181mm).
The driest months (with the least rainfall) are January and November (34mm).
Average rainfall days in December
Nishiwaki, Japan
- Average rainfall days in December: 11.9 days
The month with the highest number of rainy days is July (20.6 days).
The month with the least rainy days is November (10.1 days).
Average snowfall in December
Nishiwaki, Japan
- Average snowfall in December: 24mm
The month with the highest snowfall is January (61mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Nishiwaki, Japan
- Average snowfall days in December: 2.1 days
The month with the highest number of snowfall days is January (6.5 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Nishiwaki, Japan
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 4h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 0min).
Average sunshine days in December
Nishiwaki, Japan
- Average sunshine days in December: 15.4 days
The month with the most sunshine days is May (17.9 days).
The month with the least sunshine days is July (9.3 days).
Average UV index in December
Nishiwaki, Japan
- Average UV index in December: 2
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in December
Nishiwaki, Japan
- Average cloud cover in December: 48
The month with the most cloud cover is July (Cloud cover 55).
The month with the least cloud cover is November (Cloud cover 41).
Average visibility in December
Nishiwaki, Japan
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, November and December (9km).
The month with the lowest visibility is July (7km).
Nishiwaki, Japan
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