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 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 commencement of December indicates a gentle shift in the average high-temperature, receding from November's comfortable 17.6°C (63.7°F) to a fresh 12.7°C (54.9°F). Shizunami's nighttime temperature in December shows a minor descent, with a steady average of 9.1°C (48.4°F).Humidity
The average relative humidity in December is 66%.Rainfall
In December, the rain falls for 11 days. Throughout December, 53mm (2.09") of precipitation is accumulated. Throughout the year, there are 168.2 rainfall days, and 1268mm (49.92") of precipitation is accumulated.Snowfall
January, February and December are months with snowfall. The months with the most snowfall days in Shizunami are January, February and December, with an average of 0.1 snowfall days.Daylight
December has the shortest days of the year in Shizunami, with an average of 9h and 54min of daylight.On the first day of the month, sunrise is at 06:36 and sunset at 16:36. On the last day of December, sunrise is at 06:54 and sunset at 16:46 JST.
Sunshine
In December, the average sunshine in Shizunami is 6.3h.UV index
The months with the lowest UV index in Shizunami are January and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: During December, 3 as the daily maximum UV index converts into the following advice:
Exercise caution. The susceptibility of light skin individuals to burns is less than 30 minutes. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Experience reduced UV exposure by about half when donning a wide-brim hat. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Shizunami in December?
What is the average humidity in December in Shizunami?
How many days does it rain in December in Shizunami?
What is the snowiest month in Shizunami?
When does it start snowing in Shizunami?
What is the month with the shortest days in Shizunami?
What is the average length of the day in December in Shizunami?
When are sunrise and sunset in December in Shizunami?
How many hours of sunshine does Shizunami have in December?
What are the months with the lowest UV index in Shizunami?
What is the UV index intensity in December in Shizunami?
Average temperature in December
Shizunami, Japan
- Average high temperature in December: 12.7°C
The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (10.3°C).
- Average low temperature in December: 9.1°C
The month with the highest average low temperature is August (25.8°C).
The coldest month (with the lowest average low temperature) is January (6.6°C).
Average pressure in December
Shizunami, Japan
- Average pressure in December: 1017.2mbar
The month with the highest atmospheric pressure is November (1018.2mbar).
The month with the lowest atmospheric pressure is June (1009mbar).
Average wind speed in December
Shizunami, Japan
- Average wind speed in December: 28.8km/h
The windiest month (with the highest average wind speed) is January (30.6km/h).
The calmest month (with the lowest average wind speed) is August (16.6km/h).
Average humidity in December
Shizunami, Japan
- Average humidity in December: 66%
The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is January (63%).
Average rainfall in December
Shizunami, Japan
- Average rainfall in December: 53mm
The wettest month (with the highest rainfall) is July (207mm).
The driest month (with the least rainfall) is January (39mm).
Average rainfall days in December
Shizunami, Japan
- Average rainfall days in December: 11 days
The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is January (7.8 days).
Average snowfall days in December
Shizunami, Japan
- Average snowfall days in December: 0.1 days
The months with the highest number of snowfall days are January, February and December (0.1 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average daylight in December /
Average sunshine in December
Shizunami, 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: 6h and 2min
The month with the most sunshine is August (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).
Average sunshine days in December
Shizunami, Japan
- Average sunshine days in December: 18 days
The month with the most sunshine days is January (21.7 days).
The month with the least sunshine days is June (9.6 days).
Average UV index in December
Shizunami, Japan
- Average UV index in December: 3
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in December
Shizunami, Japan
- Average cloud cover in December: 27
The month with the most cloud cover is June (Cloud cover 43).
The month with the least cloud cover is January (Cloud cover 24).
Average visibility in December
Shizunami, Japan
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, August, September, October, November and December (10km).
The month with the lowest visibility is July (9km).
Shizunami, Japan
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