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
December
Weather in December
Temperature
The move into December indicates a reduction in the average high-temperature, down from November's fresh 12.5°C (54.5°F) to a chilly 6.6°C (43.9°F). The average low-temperature of -0.1°C (31.8°F) is witnessed during December.Humidity
January, March through May and December, with an average relative humidity of 72%, are the least humid months.Rainfall
December is the month with the least rainfall. Rain falls for 10.1 days and accumulates 28mm (1.1") of precipitation.Snowfall
Months with snowfall in Nasukarasuyama, Japan, are January through April, November and December. In December, it is snowing for 2.6 days. Throughout December, 19mm (0.75") of snow is accumulated. Throughout the year, in Nasukarasuyama, Japan, there are 19.6 snowfall days, and 255mm (10.04") of snow is accumulated.Daylight
With an average of 9h and 42min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 06:33 and sunset at 16:23. On the last day of the month, sunrise is at 06:51 and sunset at 16:33 JST.
Sunshine
In Nasukarasuyama, Japan, the average sunshine in December is 6.5h.UV index
The months with the lowest UV index in Nasukarasuyama are January through March and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the ordinary person.Note: A maximum daily UV index of 2 during December morphs into the following directions:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in Nasukarasuyama in December?
What are the least humid months in Nasukarasuyama?
What is the average humidity in December in Nasukarasuyama?
What is the driest month in Nasukarasuyama?
How many days does it rain in December in Nasukarasuyama?
How much does it snow in Nasukarasuyama in December?
What is the month with the shortest days in Nasukarasuyama?
How many hours of daylight does Nasukarasuyama have in December?
What time are sunrise and sunset in December in Nasukarasuyama?
How many hours of sunshine does Nasukarasuyama have in December?
When is the lowest UV index in Nasukarasuyama?
What is the UV index reading in December in Nasukarasuyama?
Average temperature in December
Nasukarasuyama, Japan
- Average high temperature in December: 6.6°C
The warmest month (with the highest average high temperature) is August (29°C).
The month with the lowest average high temperature is January (3.8°C).
- Average low temperature in December: -0.1°C
The month with the highest average low temperature is August (20.3°C).
The coldest month (with the lowest average low temperature) is January (-3.5°C).
Average pressure in December
Nasukarasuyama, Japan
- Average pressure in December: 1016.6mbar
The month with the highest atmospheric pressure is November (1018.7mbar).
The month with the lowest atmospheric pressure is June (1009.3mbar).
Average wind speed in December
Nasukarasuyama, Japan
- Average wind speed in December: 9.1km/h
The windiest months (with the highest average wind speed) are February and March (10.3km/h).
The calmest month (with the lowest average wind speed) is August (6.3km/h).
Average humidity in December
Nasukarasuyama, Japan
- Average humidity in December: 72%
The month with the highest relative humidity is July (83%).
The months with the lowest relative humidity are January, March, April, May and December (72%).
Average rainfall in December
Nasukarasuyama, Japan
- Average rainfall in December: 28mm
The wettest month (with the highest rainfall) is July (140mm).
The driest month (with the least rainfall) is December (28mm).
Average rainfall days in December
Nasukarasuyama, Japan
- Average rainfall days in December: 10.1 days
The month with the highest number of rainy days is July (23.8 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in December
Nasukarasuyama, Japan
- Average snowfall in December: 19mm
The month with the highest snowfall is February (88mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Nasukarasuyama, Japan
- Average snowfall days in December: 2.6 days
The month with the highest number of snowfall days is January (6.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Nasukarasuyama, Japan
- Average daylight in December: 9h and 4min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).
- Average sunshine in December: 6h and 3min
The month with the most sunshine is May (Average sunshine: 9h and 36min).
The month with the least sunshine is February (Average sunshine: 6h and 18min).
Average sunshine days in December
Nasukarasuyama, Japan
- Average sunshine days in December: 17.5 days
The months with the most sunshine days are January and November (18.8 days).
The month with the least sunshine days is July (4.8 days).
Average UV index in December
Nasukarasuyama, Japan
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 2).
Average cloud cover in December
Nasukarasuyama, Japan
- Average cloud cover in December: 32
The month with the most cloud cover is July (Cloud cover 52).
The month with the least cloud cover is November (Cloud cover 31).
Average visibility in December
Nasukarasuyama, Japan
- Average visibility in December: 10km
The month with the highest visibility is December (10km).
The months with the lowest visibility are June, July, August and September (8km).
