December weather forecast
Kashu, Japan

December

Weather in December

The first month of the winter, December, is also a fresh month in Kashu, Japan, with an average temperature fluctuating between 11.9°C (53.4°F) and 8.9°C (48°F).

Temperature

December's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from November's refreshing 16.8°C (62.2°F) to a fresh 11.9°C (53.4°F). The temperature during December nights demonstrates a small drop from the daytime highs, settling to an average of 8.9°C (48°F).

Humidity

In December, the average relative humidity is 69%.

Rainfall

In Kashu, in December, it is raining for 19.2 days, with typically 70mm (2.76") of accumulated precipitation. In Kashu, during the entire year, the rain falls for 195.3 days and collects up to 1230mm (48.43") of precipitation.

Snowfall

In Kashu, snow does not fall in March through December.

Daylight

The month with the shortest days is December, with an average of 9h and 54min of daylight.
On the first day of December, sunrise is at 06:48 and sunset at 16:51. On the last day of the month, sunrise is at 07:06 and sunset at 17:01 JST.

Sunshine

In December, the average sunshine in Kashu is 5.4h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 3. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 3 during December translates into the following guidance:
Heed the precautions - It is counselled to guard against solar damage. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Take warning! The intensity of the Sun's UV radiation can be nearly amplified twice due to snow reflection.

Frequently asked questions

What is the temperature in December in Kashu?
Kashu in December has an average high-temperature of 11.9°C (53.4°F) and an average low-temperature of 8.9°C (48°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is appraised at 35°C (95°F).
What is the average humidity in December in Kashu?
The average relative humidity in December in Kashu, Japan, is 69%.
How many days does it rain in December in Kashu?
In Kashu, in December, during 19.2 rainfall days, 70mm (2.76") of precipitation is typically accumulated.
When it does not snow in Kashu?
In Kashu, snow does not fall in March through December.
Does it snow in Kashu in December?
In Kashu, in December, it doesn't snow. In January, it regularly snows.
What is the month with the shortest days in Kashu?
December has the shortest days of the year in Kashu, Japan, with an average of 9h and 54min of daylight.
What is the average length of the day in December in Kashu?
In December, the average day length in Kashu, Japan, is 9h and 55min.
What time are sunrise and sunset in December in Kashu?
In December, on the first day of the month, sunrise is at 06:48 and sunset at 16:51. On the last day of the month, in Kashu, sunrise is at 07:06 and sunset at 17:01 JST.
How long on average sun shines in December in Kashu?
The average sunshine duration in December in Kashu is 5.4h.
When is the lowest UV index in Kashu?
The months with the lowest UV index in Kashu, Japan, are January, February and December, with an average maximum UV index of 3.
How high is the UV index in December in Kashu?
In December, the average daily maximum UV index in Kashu 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 - Kashu, Japan
Average temperature in December
Kashu, Japan
  • Average high temperature in December: 11.9°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 (9.7°C).

  • Average low temperature in December: 8.9°C

The month with the highest average low temperature is August (26.1°C).
The coldest month (with the lowest average low temperature) is January (6.4°C).

Average pressure in December - Kashu, Japan
Average pressure in December
Kashu, Japan
  • Average pressure in December: 1019.6mbar

The months with the highest atmospheric pressure are January and February (1019.9mbar).
The month with the lowest atmospheric pressure is June (1008.7mbar).

Average wind speed in December - Kashu, Japan
Average wind speed in December
Kashu, Japan
  • Average wind speed in December: 23.3km/h

The windiest month (with the highest average wind speed) is January (23.6km/h).
The calmest month (with the lowest average wind speed) is June (12.5km/h).

Average humidity in December - Kashu, Japan
Average humidity in December
Kashu, Japan
  • Average humidity in December: 69%

The month with the highest relative humidity is July (84%).
The month with the lowest relative humidity is January (67%).

Average rainfall in December - Kashu, Japan
Average rainfall in December
Kashu, Japan
  • Average rainfall in December: 70mm

The wettest month (with the highest rainfall) is July (190mm).
The driest month (with the least rainfall) is January (44mm).

Average rainfall days in December - Kashu, Japan
Average rainfall days in December
Kashu, Japan
  • Average rainfall days in December: 19.2 days

The month with the highest number of rainy days is July (20.7 days).
The months with the least rainy days are February and May (13.2 days).

Average snowfall in December - Kashu, Japan
Average snowfall in December
Kashu, Japan
  • Average snowfall in December: 0mm

The month with the highest snowfall is February (9mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in December - Kashu, Japan
Average snowfall days in December
Kashu, Japan
  • Average snowfall days in December: 0.3 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 - Kashu, Japan
Average daylight in December /
Average sunshine in December
Kashu, 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: 5h and 2min

The month with the most sunshine is August (Average sunshine: 11h and 6min).
The months with the least sunshine are January and February (Average sunshine: 5h and 18min).

Average sunshine days in December - Kashu, Japan
Average sunshine days in December
Kashu, Japan
  • Average sunshine days in December: 7.8 days

The month with the most sunshine days is May (16.1 days).
The months with the least sunshine days are August and December (7.8 days).

Average UV index in December - Kashu, Japan
Average UV index in December
Kashu, 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, February and December (UV index 3).

Average cloud cover in December - Kashu, Japan
Average cloud cover in December
Kashu, Japan
  • Average cloud cover in December: 43

The months with the most cloud cover are January and February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in December - Kashu, Japan
Average visibility in December
Kashu, 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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