December weather forecast
Kamioshima, Japan

December

Weather in December

The first month of the winter, December, is also a fresh month in Kamioshima, Japan, with an average temperature fluctuating between 3.7°C (38.7°F) and 10.2°C (50.4°F).

Temperature

Kamioshima's average high-temperature decreases in December, falling from a refreshing 15.9°C (60.6°F) in November to a cool 10.2°C (50.4°F). Kamioshima experiences an average temperature drop to a wintry 3.7°C (38.7°F) during December nights.

Humidity

In December, the average relative humidity is 65%.

Rainfall

The months with the least rainfall are February and December Rain falls for 7.4 days and accumulates 27mm (1.06") of rain.

Snowfall

January through April, November and December are months with snowfall. In December, in Kamioshima, it is snowing for 0.5 days. Throughout December, 6mm (0.24") of snow is accumulated. In Kamioshima, during the entire year, snow falls for 8.4 days and aggregates up to 143mm (5.63") of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 42min of daylight.
On the first day of the month, sunrise is at 06:32 and sunset at 16:25. On the last day of December, sunrise is at 06:50 and sunset at 16:34 JST.

Sunshine

In Kamioshima, the average sunshine in December is 6.3h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the average person.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection. 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 usual temperature for Kamioshima in December?
Kamioshima in December has an average high-temperature of 10.2°C (50.4°F) and an average low-temperature of 3.7°C (38.7°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in August is computed to be 41°C (105.8°F).
What is the average humidity in December?
In Kamioshima, the average relative humidity in December is 65%.
What is the driest month?
February and December are months with the least rain when the rain falls for 7.4 days and typically aggregates up to 27mm (1.06") of rain.
How many days does it rain in December?
In Kamioshima, in December, it is raining for 7.4 days, with typically 27mm (1.06") of accumulated precipitation.
How much does it snow in December?
In Kamioshima, during December, snow falls for 0.5 days and regularly aggregates up to 6mm (0.24") of snow.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 42min of daylight.
How many hours of daylight does Kamioshima have in December?
The average day length in December is 9h and 45min.
When is the sunrise / sunset in December?
In December, on the first day of the month, sunrise is at 06:32 and sunset at 16:25. On the last day of the month, sunrise is at 06:50 and sunset at 16:34 JST.
How long on average sun shines in December?
The average sunshine duration in December is 6.3h.
What are the months with the lowest UV index?
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.
How high is the UV index in December?
In December, the average daily maximum UV index in Kamioshima is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's 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 - Kamioshima, Japan
Average temperature in December
Kamioshima, Japan
  • Average high temperature in December: 10.2°C

The warmest month (with the highest average high temperature) is August (31.6°C).
The month with the lowest average high temperature is January (8.1°C).

  • Average low temperature in December: 3.7°C

The month with the highest average low temperature is August (23.4°C).
The coldest month (with the lowest average low temperature) is January (0.8°C).

Average pressure in December - Kamioshima, Japan
Average pressure in December
Kamioshima, Japan
  • Average pressure in December: 1016.3mbar

The month with the highest atmospheric pressure is November (1018.3mbar).
The month with the lowest atmospheric pressure is June (1009.3mbar).

Average wind speed in December - Kamioshima, Japan
Average wind speed in December
Kamioshima, Japan
  • Average wind speed in December: 9.3km/h

The windiest month (with the highest average wind speed) is April (11.1km/h).
The calmest month (with the lowest average wind speed) is November (8.2km/h).

Average humidity in December - Kamioshima, Japan
Average humidity in December
Kamioshima, Japan
  • Average humidity in December: 65%

The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is January (61%).

Average rainfall in December - Kamioshima, Japan
Average rainfall in December
Kamioshima, Japan
  • Average rainfall in December: 27mm

The wettest month (with the highest rainfall) is October (117mm).
The driest months (with the least rainfall) are February and December (27mm).

Average rainfall days in December - Kamioshima, Japan
Average rainfall days in December
Kamioshima, Japan
  • Average rainfall days in December: 7.4 days

The month with the highest number of rainy days is July (21.2 days).
The month with the least rainy days is January (4.8 days).

Average snowfall in December - Kamioshima, Japan
Average snowfall in December
Kamioshima, Japan
  • Average snowfall in December: 6mm

The month with the highest snowfall is February (55mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December - Kamioshima, Japan
Average snowfall days in December
Kamioshima, Japan
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is February (3.4 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 - Kamioshima, Japan
Average daylight in December /
Average sunshine in December
Kamioshima, 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 2min

The month with the most sunshine is August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 54min).

Average sunshine days in December - Kamioshima, Japan
Average sunshine days in December
Kamioshima, Japan
  • Average sunshine days in December: 22.5 days

The month with the most sunshine days is January (24.3 days).
The month with the least sunshine days is June (7.3 days).

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

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in December - Kamioshima, Japan
Average cloud cover in December
Kamioshima, Japan
  • Average cloud cover in December: 29

The month with the most cloud cover is June (Cloud cover 47).
The month with the least cloud cover is January (Cloud cover 27).

Average visibility in December - Kamioshima, Japan
Average visibility in December
Kamioshima, Japan
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, November and December (10km).
The months with the lowest visibility are April, May, June, July, August, September and October (9km).

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