December weather forecast
Takamatsu, Japan

December

Weather in December

December, the first month of the winter in Takamatsu, is still a cool month, with an average temperature fluctuating between 3°C (37.4°F) and 11.9°C (53.4°F).

Temperature

As November shifts into December, a minor alteration in temperatures is observed, with average highs reducing from a comfortable 16.8°C (62.2°F) to a cool 11.9°C (53.4°F). In December, Takamatsu experiences an average nighttime temperature of 3°C (37.4°F).

Humidity

In December, the average relative humidity is 67%.

Rainfall

The month with the least rainfall is December, when the rain falls for 15 days and typically collects 34mm (1.34") of precipitation.

Snowfall

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

Sea temperature

In Takamatsu, the average seawater temperature in December is 18.8°C (65.8°F).
Note: Swimming in water at 18.8°C (65.8°F) is not a pleasing experience for the majority. As the temperature descends from 21°C (69.8°F) to 15°C (59°F), controlling breathing becomes increasingly hard.

Daylight

With an average of 9h and 54min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 06:51 and sunset at 16:53. On the last day of December, in Takamatsu, sunrise is at 07:09 and sunset at 17:03 JST.

Sunshine

The average sunshine in December in Takamatsu is 4.9h.

UV index

The months with the lowest UV index in Takamatsu are January and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 3 in December transforms into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Be on the lookout! Nearly twofold UV radiation from the Sun can be reflected by snow.

Frequently asked questions

What are the temperatures in Takamatsu in December?
December temperatures in Takamatsu vary between a high-temperature of 11.9°C (53.4°F) and a low-temperature of 3°C (37.4°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in September is computed to be 31°C (87.8°F).
What is the average humidity in December in Takamatsu?
In Takamatsu, Japan, the average relative humidity in December is 67%.
What is the driest month in Takamatsu?
The month with the least rainfall in Takamatsu, Japan, is December, when the rain falls for 15 days and typically collects 34mm (1.34") of precipitation.
How many days does it rain in December in Takamatsu?
In Takamatsu, during December, the rain falls for 15 days and regularly aggregates up to 34mm (1.34") of precipitation.
When it does not snow in Takamatsu?
March through December are months without snowfall in Takamatsu.
Does it snow in Takamatsu in December?
In Takamatsu, Japan, in December, it doesn't snow. In January, it regularly snows.
What is the sea temperature in December in Takamatsu?
In Takamatsu, in December, the average water temperature is 18.8°C (65.8°F). For swimming, a surface water temperature of 18.8°C (65.8°F) is not enjoyable for the majority. It is not considered safe, as controlling breathing becomes progressively more difficult as water temperature decreases below 21°C (69.8°F).
What is the month with the shortest days in Takamatsu?
With an average of 9h and 54min of daylight, December has the shortest days of the year in Takamatsu.
What is the average length of the day in December in Takamatsu?
In Takamatsu, Japan, the average day length in December is 9h and 55min.
When are sunrise and sunset in December in Takamatsu?
On the first day of December, sunrise is at 06:51 and sunset at 16:53. On the last day of the month, sunrise is at 07:09 and sunset at 17:03 JST.
How many hours of sunshine does Takamatsu have in December?
The average sunshine duration in December in Takamatsu is 4.9h.
What are the months with the lowest UV index in Takamatsu?
The months with the lowest UV index in Takamatsu, Japan, are January and December, with an average maximum UV index of 3.
What is the UV index intensity in December in Takamatsu?
The average daily maximum UV index in December in Takamatsu, Japan, is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average sea temperature
Average daylight
Average sunshine
Average UV index
Average temperature in December - Takamatsu, Japan
Average temperature in December
Takamatsu, Japan
  • Average high temperature in December: 11.9°C

The warmest month (with the highest average high temperature) is August (31.7°C).
The month with the lowest average high temperature is January (9.3°C).

  • Average low temperature in December: 3°C

The month with the highest average low temperature is August (23.6°C).
The coldest months (with the lowest average low temperature) are January and February (1.2°C).

Average humidity in December - Takamatsu, Japan
Average humidity in December
Takamatsu, Japan
  • Average humidity in December: 67%

The months with the highest relative humidity are July and September (76%).
The months with the lowest relative humidity are January and February (64%).

Average rainfall in December - Takamatsu, Japan
Average rainfall in December
Takamatsu, Japan
  • Average rainfall in December: 33.8mm

The wettest month (with the highest rainfall) is September (187.2mm).
The driest month (with the least rainfall) is December (33.8mm).

Average rainfall days in December - Takamatsu, Japan
Average rainfall days in December
Takamatsu, Japan
  • Average rainfall days in December: 15 days

The months with the highest number of rainy days are January and March (18 days).
The month with the least rainy days is November (13 days).

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

The month with the highest snowfall is February (20mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in December - Takamatsu, Japan
Average snowfall days in December
Takamatsu, Japan
  • Average snowfall days in December: 1.8 days

The month with the highest number of snowfall days is February (5.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average sea temperature in December - Takamatsu, Japan
Average sea temperature in December
Takamatsu, Japan
  • Average sea temperature in December: 18.8°C

The best month for swimming (with the highest average sea temperature) is August (27.7°C).
The coldest month (with the lowest average sea temperature) is February (15.3°C).

Average daylight in December / Average sunshine in December - Takamatsu, Japan
Average daylight in December /
Average sunshine in December
Takamatsu, 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: 4h and 5min

The month with the most sunshine is August (Average sunshine: 7h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average UV index in December - Takamatsu, Japan
Average UV index in December
Takamatsu, Japan
  • Average UV index in December: 3

The month with the highest UV index is July (UV index 11).
The months with the lowest UV index are January and December (UV index 3).

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