December weather forecastMiyazaki, Japan

December

Weather in December

December in Miyazaki bids farewell to Autumn and welcomes Winter. The subsequent noticeable drop in temperature from November, prepares residents for the brisk Winter season. Daylight hours hit their annual low, indicating short days and long, chilly nights. With 53mm (2.09") of rainfall, December marks one of the drier months of the year. The end of the year brings a tranquil atmosphere, making December a month that distinctly contrasts to the rest of the year in Miyazaki.

Temperature

The decrease of average high-temperatures is mild in December in Miyazaki, with a decline from a pleasant 20°C (68°F) in November to a moderate 15°C (59°F). December nights in Miyazaki observe an average temperature dip to an icy 4°C (39.2°F).

Rainfall

December is the month with the least rainfall. Rain falls for 11 days and accumulates 53mm (2.09") of precipitation.

Sea temperature

In Miyazaki, in December, the average water temperature is 21.3°C (70.3°F).
Note: Most people do not find pleasure in swimming when the water temperature is 21.3°C (70.3°F). Breathing becomes increasingly difficult to manage as the water temperature drops from 21°C (69.8°F) to 15°C (59°F).

Daylight

The month with the shortest days in Miyazaki is December, with an average of 10h and 6min of daylight.
On the first day of December, sunrise is at 06:56 and sunset at 17:09. On the last day of the month, sunrise is at 07:14 and sunset at 17:20 JST.

Sunshine

In Miyazaki, the average sunshine in December is 6h.

UV index

With an average maximum UV index of 3, December is the month with the lowest UV index in Miyazaki, Japan. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 3 translates into these guidelines:
Adopt protective measures - Suggestions to resist sunburn are offered. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Experience reduced UV exposure by about half when donning a wide-brim hat. Beware! Reflections from sand and water can intensify the Sun's UV radiation.

Updated: Jan 31, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

During December, Miyazaki experiences an average high-temperature of 15°C (59°F) and a low-temperature of 4°C (39.2°F).

The month with the least rainfall in Miyazaki, Japan, is December, when the rain falls for 11 days and typically collects 53mm (2.09") of precipitation.

In Miyazaki, Japan, during December, the rain falls for 11 days and regularly aggregates up to 53mm (2.09") of precipitation.

In December, the average sea temperature in Miyazaki, Japan, is 21.3°C (70.3°F). For most, swimming in 21.3°C (70.3°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

December has the shortest days of the year, with an average of 10h and 6min of daylight.

In Miyazaki, the average day length in December is 10h and 7min.

In December, on the first day of the month, sunrise is at 06:56 and sunset at 17:09. On the last day of the month, sunrise is at 07:14 and sunset at 17:20 JST.

In December, the average sunshine duration in Miyazaki is 6h.

December is the month with the lowest UV index in Miyazaki, with an average maximum UV index of 3.

The average daily maximum UV index in December in Miyazaki, Japan, is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to the Sun's UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

20°C

15°C

13°C

Average low temperature

Average rainfall

Average rainfall days

Average sea temperature

Average daylight

Average sunshine

Average UV index

Average temperature in December
Miyazaki, Japan

Average high temperature in December: 15°C

The warmest month (with the highest average high temperature) is August (32°C).
The months with the lowest average high temperature are January and February (13°C).

Average low temperature in December: 4°C

The months with the highest average low temperature are July and August (24°C).
The coldest month (with the lowest average low temperature) is January (2°C).

Average rainfall in December
Miyazaki, Japan

Average rainfall in December: 53mm

The wettest month (with the highest rainfall) is June (423mm).
The driest month (with the least rainfall) is December (53mm).

Average rainfall days in December
Miyazaki, Japan

Average rainfall days in December: 11 days

The month with the highest number of rainy days is June (21 days).
The month with the least rainy days is December (11 days).

Average sea temperature in December
Miyazaki, Japan

Average sea temperature in December: 21.3°C

The best month for swimming (with the highest average sea temperature) is August (28.4°C).
The coldest month (with the lowest average sea temperature) is February (18.7°C).

Average daylight in December /
Average sunshine in December
Miyazaki, Japan

Average daylight in December: 10h and 6min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

Average sunshine in December: 6h

The months with the most sunshine are July and August (Average sunshine: 7h).
The months with the least sunshine are March, April, May, June, September and November (Average sunshine: 5h).