December weather forecast
Kaikawa, Japan

December

Weather in December

December, the first month of the winter in Kaikawa, is still a cool month, with temperature in the range of an average low of 7.4°C (45.3°F) and an average high of 11.4°C (52.5°F).

Temperature

The transition into December subtly indicates a reduction in the average high-temperature, down to a fresh 11.4°C (52.5°F) from November's enjoyable 16.4°C (61.5°F). Nighttime temperature in Kaikawa reflects an average dip to a chilly 7.4°C (45.3°F) in December, subtly cooler than its daytime highs.

Humidity

In December, the average relative humidity in Kaikawa is 70%.

Rainfall

In Kaikawa, Japan, in December, it is raining for 8.1 days, with typically 20mm (0.79") of accumulated precipitation. Throughout the year, there are 133.3 rainfall days, and 454mm (17.87") of precipitation is accumulated.

Snowfall

In Kaikawa, snow does not fall in January, March through December.

Daylight

With an average of 10h and 0min of daylight, December has the shortest days of the year.
On the first day of December in Kaikawa, sunrise is at 06:49 and sunset at 16:54. On the last day of the month, sunrise is at 07:07 and sunset at 17:04 JST.

Sunshine

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

UV index

The month with the lowest UV index in Kaikawa is December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for the average person.
Note: The daily high UV index of 2 during December translates into the following recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. It's recommended to limit sun exposure when its radiation is at its peak during midday. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.

Frequently asked questions

What is the average December temperature in Kaikawa?
The average high-temperature and low-temperature in Kaikawa, Japan, during December are 11.4°C (52.5°F) and 7.4°C (45.3°F) respectively. In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is computed to be 34°C (93.2°F).
What is the average humidity in December in Kaikawa?
In Kaikawa, Japan, the average relative humidity in December is 70%.
How much does it rain in Kaikawa in December?
In December, in Kaikawa, Japan, the rain falls for 8.1 days. Throughout December, 20mm (0.79") of precipitation is accumulated.
When it does not snow in Kaikawa?
January, March through December are months without snowfall in Kaikawa, Japan.
What is the month with the shortest days in Kaikawa?
The month with the shortest days is December, with an average of 10h and 0min of daylight.
What is the average length of the day in December in Kaikawa?
In Kaikawa, Japan, the average day length in December is 9h and 58min.
When is the sunrise / sunset in December in Kaikawa?
In December, on the first day of the month, sunrise is at 06:49 and sunset at 16:54. On the last day of the month, in Kaikawa, sunrise is at 07:07 and sunset at 17:04 JST.
How many hours of sunshine does Kaikawa have in December?
The average sunshine duration in December in Kaikawa is 6.3h.
What is the month with the lowest UV index in Kaikawa?
The month with the lowest UV index in Kaikawa, Japan, is December, with an average maximum UV index of 2.
How high is the UV index in December in Kaikawa?
In Kaikawa, Japan, the average daily maximum UV index in December 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 - Kaikawa, Japan
Average temperature in December
Kaikawa, Japan
  • Average high temperature in December: 11.4°C

The warmest month (with the highest average high temperature) is August (28.8°C).
The month with the lowest average high temperature is January (9.3°C).

  • Average low temperature in December: 7.4°C

The month with the highest average low temperature is August (24.9°C).
The coldest month (with the lowest average low temperature) is January (5.2°C).

Average pressure in December - Kaikawa, Japan
Average pressure in December
Kaikawa, Japan
  • Average pressure in December: 1019.7mbar

The month with the highest atmospheric pressure is January (1019.9mbar).
The month with the lowest atmospheric pressure is June (1008.6mbar).

Average wind speed in December - Kaikawa, Japan
Average wind speed in December
Kaikawa, Japan
  • Average wind speed in December: 18.3km/h

The windiest month (with the highest average wind speed) is January (18.9km/h).
The calmest month (with the lowest average wind speed) is June (11.2km/h).

Average humidity in December - Kaikawa, Japan
Average humidity in December
Kaikawa, Japan
  • Average humidity in December: 70%

The month with the highest relative humidity is July (85%).
The month with the lowest relative humidity is January (68%).

Average rainfall in December - Kaikawa, Japan
Average rainfall in December
Kaikawa, Japan
  • Average rainfall in December: 20mm

The wettest month (with the highest rainfall) is July (73mm).
The driest month (with the least rainfall) is November (16mm).

Average rainfall days in December - Kaikawa, Japan
Average rainfall days in December
Kaikawa, Japan
  • Average rainfall days in December: 8.1 days

The month with the highest number of rainy days is August (14.9 days).
The month with the least rainy days is January (5.9 days).

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

The month with the highest snowfall is February (3mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in December - Kaikawa, Japan
Average snowfall days in December
Kaikawa, Japan
  • Average snowfall days in December: 0.2 days

The month with the highest number of snowfall days is January (1.2 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 - Kaikawa, Japan
Average daylight in December /
Average sunshine in December
Kaikawa, Japan
  • Average daylight in December: 10h and 0min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in December: 6h and 2min

The month with the most sunshine is August (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 6h and 0min).

Average sunshine days in December - Kaikawa, Japan
Average sunshine days in December
Kaikawa, Japan
  • Average sunshine days in December: 20.6 days

The month with the most sunshine days is January (22.3 days).
The month with the least sunshine days is August (12.3 days).

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

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

Average cloud cover in December - Kaikawa, Japan
Average cloud cover in December
Kaikawa, Japan
  • Average cloud cover in December: 30

The month with the most cloud cover is June (Cloud cover 42).
The months with the least cloud cover are January, August, November and December (Cloud cover 30).

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

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

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