December weather forecast
Nasushiobara, Japan

December

Weather in December

December, the first month of the winter in Nasushiobara, is still a cold month, with an average temperature varying between -1.8°C (28.8°F) and 4.8°C (40.6°F).

Temperature

December's arrival corresponds with a decrease in average high-temperatures, from November's fresh 10.9°C (51.6°F) to a cold 4.8°C (40.6°F). Throughout December, Nasushiobara witnesses a nighttime temperature average of -1.8°C (28.8°F).

Humidity

In December, the average relative humidity is 77%.

Rainfall

In Nasushiobara, during December, the rain falls for 14.5 days and regularly aggregates up to 47mm (1.85") of precipitation. In Nasushiobara, Japan, during the entire year, the rain falls for 207.2 days and collects up to 1162mm (45.75") of precipitation.

Snowfall

Months with snowfall are January through April, November and December. In Nasushiobara, during December, snow falls for 12.8 days and regularly aggregates up to 115mm (4.53") of snow. In Nasushiobara, during the entire year, snow falls for 62.3 days and aggregates up to 801mm (31.54") of snow.

Daylight

December has the shortest days of the year in Nasushiobara, with an average of 9h and 42min of daylight.
On the first day of the month, sunrise is at 06:34 and sunset at 16:23. On the last day of December, in Nasushiobara, Japan, sunrise is at 06:52 and sunset at 16:32 JST.

Sunshine

The average sunshine in December in Nasushiobara is 5.9h.

UV index

In Nasushiobara, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum UV index of 2 in December translates into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.

Frequently asked questions

How cold does it get in Nasushiobara in December?
An average high-temperature, in December, in Nasushiobara, is 4.8°C (40.6°F) and the average low-temperature is -1.8°C (28.8°F). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is evaluated at 31°C (87.8°F).
What is the average humidity in December in Nasushiobara?
In Nasushiobara, Japan, the average relative humidity in December is 77%.
How many days does it rain in December in Nasushiobara?
In Nasushiobara, in December, during 14.5 rainfall days, 47mm (1.85") of precipitation is typically accumulated.
How much does it snow in Nasushiobara in December?
In Nasushiobara, in December, during 12.8 snowfall days, 115mm (4.53") of snow is typically accumulated.
What is the month with the shortest days in Nasushiobara?
December has the shortest days of the year in Nasushiobara, with an average of 9h and 42min of daylight.
What is the average length of the day in December in Nasushiobara?
The average day length in December in Nasushiobara is 9h and 41min.
What time are sunrise and sunset in December in Nasushiobara?
In December, on the first day of the month, sunrise is at 06:34 and sunset at 16:23. On the last day of the month, in Nasushiobara, sunrise is at 06:52 and sunset at 16:32 JST.
How long on average sun shines in December in Nasushiobara?
The average sunshine duration in December in Nasushiobara is 5.9h.
What is the UV index reading in December in Nasushiobara?
The average daily maximum UV index in December in Nasushiobara, Japan, is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Nasushiobara, Japan
Average temperature in December
Nasushiobara, Japan
  • Average high temperature in December: 4.8°C

The warmest month (with the highest average high temperature) is August (27.6°C).
The month with the lowest average high temperature is January (1.8°C).

  • Average low temperature in December: -1.8°C

The month with the highest average low temperature is August (18.9°C).
The coldest month (with the lowest average low temperature) is January (-5.3°C).

Average pressure in December - Nasushiobara, Japan
Average pressure in December
Nasushiobara, Japan
  • Average pressure in December: 1016.7mbar

The month with the highest atmospheric pressure is November (1018.8mbar).
The month with the lowest atmospheric pressure is June (1009.3mbar).

Average wind speed in December - Nasushiobara, Japan
Average wind speed in December
Nasushiobara, Japan
  • Average wind speed in December: 10.8km/h

The windiest month (with the highest average wind speed) is February (12.1km/h).
The calmest month (with the lowest average wind speed) is August (6.6km/h).

Average humidity in December - Nasushiobara, Japan
Average humidity in December
Nasushiobara, Japan
  • Average humidity in December: 77%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is May (74%).

Average rainfall in December - Nasushiobara, Japan
Average rainfall in December
Nasushiobara, Japan
  • Average rainfall in December: 47mm

The wettest month (with the highest rainfall) is July (172mm).
The driest month (with the least rainfall) is February (44mm).

Average rainfall days in December - Nasushiobara, Japan
Average rainfall days in December
Nasushiobara, Japan
  • Average rainfall days in December: 14.5 days

The month with the highest number of rainy days is July (26 days).
The month with the least rainy days is February (12.2 days).

Average snowfall in December - Nasushiobara, Japan
Average snowfall in December
Nasushiobara, Japan
  • Average snowfall in December: 115mm

The month with the highest snowfall is January (233mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December - Nasushiobara, Japan
Average snowfall days in December
Nasushiobara, Japan
  • Average snowfall days in December: 12.8 days

The month with the highest number of snowfall days is January (19.5 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 - Nasushiobara, Japan
Average daylight in December /
Average sunshine in December
Nasushiobara, Japan
  • Average daylight in December: 9h and 4min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 5h and 5min

The month with the most sunshine is May (Average sunshine: 9h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 36min).

Average sunshine days in December - Nasushiobara, Japan
Average sunshine days in December
Nasushiobara, Japan
  • Average sunshine days in December: 9.5 days

The month with the most sunshine days is November (14.6 days).
The month with the least sunshine days is July (3 days).

Average UV index in December - Nasushiobara, Japan
Average UV index in December
Nasushiobara, Japan
  • Average UV index in December: 2

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in December - Nasushiobara, Japan
Average cloud cover in December
Nasushiobara, Japan
  • Average cloud cover in December: 40

The month with the most cloud cover is July (Cloud cover 57).
The month with the least cloud cover is November (Cloud cover 36).

Average visibility in December - Nasushiobara, Japan
Average visibility in December
Nasushiobara, Japan
  • Average visibility in December: 9km

The months with the highest visibility are March, April, May, November and December (9km).
The months with the lowest visibility are July and September (7km).

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