December weather forecast
Tomisato, Japan

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Weather in December

The first month of the winter, December, is still a cool month in Tomisato, Japan, with an average temperature varying between 11.5°C (52.7°F) and 6.9°C (44.4°F).

Temperature

The arrival of December indicates a decrease in the average high-temperature, moving from a comfortable 16.6°C (61.9°F) in November to a fresh 11.5°C (52.7°F). In December, a low-temperature average of 6.9°C (44.4°F) is characteristic of Tomisato, marking a minor shift from daytime temperatures.

Humidity

In Tomisato, the average relative humidity in December is 65%.

Rainfall

In Tomisato, during December, the rain falls for 12.4 days and regularly aggregates up to 54mm (2.13") of precipitation. In Tomisato, during the entire year, the rain falls for 188.7 days and collects up to 1052mm (41.42") of precipitation.

Snowfall

In Tomisato, Japan, snow does not fall in March through December.

Daylight

The month with the shortest days is December, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 06:30 and sunset at 16:25. On the last day of December, in Tomisato, sunrise is at 06:48 and sunset at 16:35 JST.

Sunshine

The average sunshine in December is 5.9h.

UV index

January through March, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Tomisato, Japan. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.
Note: In December, a daily maximum UV index of 3 leads to the following instructions:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.

Frequently asked questions

What are the temperatures in Tomisato in December?

During December, Tomisato experiences an average high-temperature of 11.5°C (52.7°F) and a low-temperature of 6.9°C (44.4°F). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is calculated to be 37°C (98.6°F).

What is the average humidity in December in Tomisato?

The average relative humidity in December in Tomisato is 65%.

How many days does it rain in December in Tomisato?

In Tomisato, in December, it is raining for 12.4 days, with typically 54mm (2.13") of accumulated precipitation.

When it does not snow in Tomisato?

March through December are months without snowfall in Tomisato.

Does it snow in Tomisato in December?

In Tomisato, Japan, in December, it doesn't snow. In January, it regularly snows.

What is the month with the shortest days in Tomisato?

With an average of 9h and 48min of daylight, December has the shortest days of the year in Tomisato.

What is the average length of the day in December in Tomisato?

In December, the average day length in Tomisato, Japan, is 9h and 47min.

When is the sunrise / sunset in December in Tomisato?

In December, on the first day of the month, sunrise is at 06:30 and sunset at 16:25. On the last day of the month, in Tomisato, Japan, sunrise is at 06:48 and sunset at 16:35 JST.

How many hours of sunshine does Tomisato have in December?

The average sunshine duration in December in Tomisato is 5.9h.

What is the month with the lowest UV index in Tomisato?

January through March, November and December, with an average maximum UV index of 3, are months with the lowest UV index.

How high is the UV index in December in Tomisato?

In December, the average daily maximum UV index in Tomisato, Japan, is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in December
Tomisato, Japan

Average temperature in December - Tomisato, Japan
  • Average high temperature in December: 11.5°C

The warmest month (with the highest average high temperature) is August (30.1°C).
The month with the lowest average high temperature is January (8.9°C).

  • Average low temperature in December: 6.9°C

The month with the highest average low temperature is August (24.6°C).
The coldest month (with the lowest average low temperature) is January (3.8°C).

Average pressure in December
Tomisato, Japan

Average pressure in December - Tomisato, Japan
  • Average pressure in December: 1015.9mbar

The month with the highest atmospheric pressure is November (1017.9mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).

Average wind speed in December
Tomisato, Japan

Average wind speed in December - Tomisato, Japan
  • Average wind speed in December: 14.9km/h

The windiest month (with the highest average wind speed) is March (16.8km/h).
The calmest month (with the lowest average wind speed) is June (12.8km/h).

Average humidity in December
Tomisato, Japan

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

The month with the highest relative humidity is July (81%).
The month with the lowest relative humidity is January (61%).

Average rainfall in December
Tomisato, Japan

Average rainfall in December - Tomisato, Japan
  • Average rainfall in December: 54mm

The wettest month (with the highest rainfall) is October (144mm).
The driest month (with the least rainfall) is January (45mm).

Average rainfall days in December
Tomisato, Japan

Average rainfall days in December - Tomisato, Japan
  • Average rainfall days in December: 12.4 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is January (9 days).

Average snowfall in December
Tomisato, Japan

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

The month with the highest snowfall is February (27mm).
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in December
Tomisato, Japan

Average snowfall days in December - Tomisato, Japan
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is February (1.8 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
Tomisato, Japan

Average daylight in December / Average sunshine in December - Tomisato, 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: 5h and 5min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 5h and 18min).

Average sunshine days in December
Tomisato, Japan

Average sunshine days in December - Tomisato, Japan
  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is January (18.7 days).
The month with the least sunshine days is June (8.3 days).

Average UV index in December
Tomisato, Japan

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

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, March, November and December (UV index 3).

Average cloud cover in December
Tomisato, Japan

Average cloud cover in December - Tomisato, Japan
  • Average cloud cover in December: 33

The month with the most cloud cover is June (Cloud cover 47).
The month with the least cloud cover is January (Cloud cover 31).

Average visibility in December
Tomisato, Japan

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

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

Tomisato, Japan

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