December weather forecast
Ninomiya, Japan

December

Weather in December

The first month of the winter, December, is also a fresh month in Ninomiya, Japan, with temperature in the range of an average low of 5.8°C (42.4°F) and an average high of 10.8°C (51.4°F).

Temperature

Ninomiya in December undergoes a slight reduction in the average high-temperature, shifting from November's refreshing 15.7°C (60.3°F) to a fresh 10.8°C (51.4°F). During the nights in December, the temperature averages to a cold 5.8°C (42.4°F).

Humidity

The average relative humidity in December is 66%.

Rainfall

In Ninomiya, in December, during 7.5 rainfall days, 20mm (0.79") of precipitation is typically accumulated. In Ninomiya, Japan, during the entire year, the rain falls for 165.4 days and collects up to 524mm (20.63") of precipitation.

Snowfall

April through December are months without snowfall.

Daylight

The month with the shortest days is December, with an average of 9h and 48min of daylight.
On the first day of December in Ninomiya, sunrise is at 06:33 and sunset at 16:30. On the last day of the month, sunrise is at 06:51 and sunset at 16:40 JST.

Sunshine

The average sunshine in December in Ninomiya is 6.4h.

UV index

In December, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum high UV index of 3 in December translates into the following recommendations:
Undertake precautions - Obligation exists to protect against skin and eye damage. The Sun's harshest UV rays are around midday; it's wise to seek shade and limit time outdoors. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.

Frequently asked questions

What are December temperatures in Ninomiya?
December temperatures in Ninomiya vary between a high-temperature of 10.8°C (51.4°F) and a low-temperature of 5.8°C (42.4°F). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is appraised at 35°C (95°F).
What is the average humidity in December in Ninomiya?
The average relative humidity in December in Ninomiya, Japan, is 66%.
How much does it rain in Ninomiya in December?
In Ninomiya, Japan, in December, during 7.5 rainfall days, 20mm (0.79") of precipitation is typically accumulated.
When it does not snow in Ninomiya?
April through December are months without snowfall in Ninomiya.
Does it snow in Ninomiya in December?
In Ninomiya, Japan, in December, it doesn't snow. In January, it regularly snows.
What is the month with the shortest days in Ninomiya?
December has the shortest days of the year in Ninomiya, Japan, with an average of 9h and 48min of daylight.
What is the average length of the day in December in Ninomiya?
In December, the average day length in Ninomiya, Japan, is 9h and 50min.
When is the sunrise / sunset in December in Ninomiya?
On the first day of December, sunrise is at 06:33 and sunset at 16:30. On the last day of the month, sunrise is at 06:51 and sunset at 16:40 JST.
How long on average sun shines in December in Ninomiya?
The average sunshine duration in December in Ninomiya, Japan, is 6.4h.
How high is the UV index in December in Ninomiya?
The average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.
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
Ninomiya, Japan
  • Average high temperature in December: 10.8°C

The warmest month (with the highest average high temperature) is August (29.2°C).
The month with the lowest average high temperature is January (8.3°C).

  • Average low temperature in December: 5.8°C

The month with the highest average low temperature is August (24°C).
The coldest month (with the lowest average low temperature) is January (2.8°C).

Average pressure in December
Ninomiya, Japan
  • Average pressure in December: 1016.5mbar

The month with the highest atmospheric pressure is November (1018.1mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).

Average wind speed in December
Ninomiya, Japan
  • Average wind speed in December: 13.2km/h

The windiest months (with the highest average wind speed) are March and April (14.9km/h).
The calmest month (with the lowest average wind speed) is June (12km/h).

Average humidity in December
Ninomiya, Japan
  • Average humidity in December: 66%

The months with the highest relative humidity are June and July (81%).
The month with the lowest relative humidity is January (63%).

Average rainfall in December
Ninomiya, Japan
  • Average rainfall in December: 20mm

The wettest month (with the highest rainfall) is July (81mm).
The driest months (with the least rainfall) are January and February (19mm).

Average rainfall days in December
Ninomiya, Japan
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is December (7.5 days).

Average snowfall in December
Ninomiya, Japan
  • Average snowfall in December: 0mm

The month with the highest snowfall is February (7mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in December
Ninomiya, Japan
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is February (1.4 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
Ninomiya, 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 48min).

  • Average sunshine in December: 6h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).

Average sunshine days in December
Ninomiya, Japan
  • Average sunshine days in December: 20.2 days

The month with the most sunshine days is December (20.2 days).
The month with the least sunshine days is July (6.5 days).

Average UV index in December
Ninomiya, Japan
  • Average UV index in December: 3

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).

Average cloud cover in December
Ninomiya, Japan
  • Average cloud cover in December: 28

The month with the most cloud cover is June (Cloud cover 44).
The month with the least cloud cover is January (Cloud cover 27).

Average visibility in December
Ninomiya, 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).

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