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
The average high-temperature decreases in December, shifting from a refreshing 16.3°C (61.3°F) in November to a fresh 10.8°C (51.4°F). Shioimachi, in December, registers a nighttime average temperature of 7.3°C (45.1°F).Humidity
In Shioimachi, the average relative humidity in December is 70%.Rainfall
In December, in Shioimachi, Japan, the rain falls for 18.5 days. Throughout December, 62mm (2.44") of precipitation is accumulated. In Shioimachi, during the entire year, the rain falls for 176.5 days and collects up to 1039mm (40.91") of precipitation.Snowfall
Months with snowfall in Shioimachi are January, February and December. December is the first month it typically snows in Shioimachi. Throughout December, in the average 1.3 snowfall days, it receives 5mm (0.2") of snow. In Shioimachi, during the entire year, snow falls for 6.4 days and aggregates up to 20mm (0.79") of snow.Daylight
December has the shortest days of the year in Shioimachi, with an average of 9h and 54min of daylight.On the first day of December, sunrise is at 07:03 and sunset at 17:07. On the last day of the month, sunrise is at 07:21 and sunset at 17:17 JST.
Sunshine
In Shioimachi, the average sunshine in December is 4.3h.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: In December, a daily UV index of 2 turns into the following recommendations:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the usual temperature for Shioimachi in December?
What is the average humidity in December in Shioimachi?
How much does it rain in Shioimachi in December?
When does it start snowing in Shioimachi?
What is the month with the shortest days in Shioimachi?
What is the average length of the day in December in Shioimachi?
When are sunrise and sunset in December in Shioimachi?
How many hours of sunshine does Shioimachi have in December?
What is the month with the lowest UV index in Shioimachi?
What is the UV index intensity in December in Shioimachi?
Average temperature in December
Shioimachi, Japan
- Average high temperature in December: 10.8°C
The warmest month (with the highest average high temperature) is August (29.7°C).
The month with the lowest average high temperature is January (8.8°C).
- Average low temperature in December: 7.3°C
The month with the highest average low temperature is August (24.9°C).
The coldest month (with the lowest average low temperature) is January (5.3°C).
Average pressure in December
Shioimachi, Japan
- Average pressure in December: 1021.3mbar
The month with the highest atmospheric pressure is January (1021.9mbar).
The month with the lowest atmospheric pressure is June (1008.3mbar).
Average wind speed in December
Shioimachi, Japan
- Average wind speed in December: 17.6km/h
The windiest month (with the highest average wind speed) is December (17.6km/h).
The calmest month (with the lowest average wind speed) is June (10.8km/h).
Average humidity in December
Shioimachi, Japan
- Average humidity in December: 70%
The month with the highest relative humidity is July (85%).
The months with the lowest relative humidity are January, February and March (69%).
Average rainfall in December
Shioimachi, Japan
- Average rainfall in December: 62mm
The wettest month (with the highest rainfall) is July (209mm).
The driest month (with the least rainfall) is January (44mm).
Average rainfall days in December
Shioimachi, Japan
- Average rainfall days in December: 18.5 days
The month with the highest number of rainy days is July (20.7 days).
The month with the least rainy days is May (10.7 days).
Average snowfall in December
Shioimachi, Japan
- Average snowfall in December: 5mm
The month with the highest snowfall is January (11mm).
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Shioimachi, Japan
- Average snowfall days in December: 1.3 days
The month with the highest number of snowfall days is January (3.3 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
Shioimachi, Japan
- Average daylight in December: 9h and 5min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 12min).
Average sunshine days in December
Shioimachi, Japan
- Average sunshine days in December: 8.9 days
The month with the most sunshine days is May (18.8 days).
The month with the least sunshine days is July (7.3 days).
Average UV index in December
Shioimachi, 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 and December (UV index 2).
Average cloud cover in December
Shioimachi, Japan
- Average cloud cover in December: 53
The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Shioimachi, Japan
- Average visibility in December: 10km
The months with the highest visibility are February, March, April, August, September, October, November and December (10km).
The months with the lowest visibility are January, May, June and July (9km).
Shioimachi, Japan
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