December weather forecast
Miyazaki, Japan

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.