December weather forecastImado, Japan

December

Weather in December

December, the first month of the winter in Imado, is still a cool month, with an average temperature fluctuating between 5.2°C (41.4°F) and 10.8°C (51.4°F).

Temperature

Observing a mild shift, the average high-temperature during December reduces from November's comfortable 16.2°C (61.2°F) to a fresh 10.8°C (51.4°F). Imado records a consistent low-temperature of 5.2°C (41.4°F) during December nights.

Humidity

In Imado, Japan, the average relative humidity in December is 63%.

Rainfall

The months with the least rainfall are January and December Rain falls for 9.9 days and accumulates 40mm (1.57") of rain.

Snowfall

April through December are months without snowfall.

Daylight

With an average of 9h and 48min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 06:32 and sunset at 16:27. On the last day of December, in Imado, sunrise is at 06:50 and sunset at 16:37 JST.

Sunshine

In Imado, the average sunshine in December is 6.2h.

UV index

The average daily maximum UV index in December in Imado is 3. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: In December, a regular UV index of 3 translates into these guidelines:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.

Frequently asked questions

In Imado, 10.8°C (51.4°F) is the average high-temperature and 5.2°C (41.4°F) is the average low-temperature during December. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, in September is computed to be 29°C (84.2°F).

In Imado, the average relative humidity in December is 63%.

The months with the least rainfall in Imado are January and December Rain falls for 9.9 days and accumulates 40mm (1.57") of rain.

In Imado, in December, during 9.9 rainfall days, 40mm (1.57") of precipitation is typically accumulated.

April through December are months without snowfall in Imado, Japan.

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

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

The average day length in December is 9h and 47min.

In December, on the first day of the month, sunrise is at 06:32 and sunset at 16:27. On the last day of the month, in Imado, Japan, sunrise is at 06:50 and sunset at 16:37 JST.

The average sunshine duration in December in Imado, Japan, is 6.2h.

In December, the average daily maximum UV index in Imado, Japan, is 3. A UV Index value of 3 to 5 symbolizes a moderate health threat from unprotected exposure to 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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Imado, Japan

  • Average high temperature in December: 10.8°C

The warmest month (with the highest average high temperature) is August (31.3°C).
The month with the lowest average high temperature is January (8.7°C).

  • Average low temperature in December: 5.2°C

The month with the highest average low temperature is August (24.8°C).
The coldest month (with the lowest average low temperature) is January (2.4°C).

Average pressure in December
Imado, Japan

  • Average pressure in December: 1016.3mbar

The month with the highest atmospheric pressure is November (1018.1mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).

Average wind speed in December
Imado, Japan

  • Average wind speed in December: 12.2km/h

The windiest month (with the highest average wind speed) is April (14.2km/h).
The calmest month (with the lowest average wind speed) is November (11km/h).

Average humidity in December
Imado, Japan

  • Average humidity in December: 63%

The month with the highest relative humidity is July (77%).
The month with the lowest relative humidity is January (60%).

Average rainfall in December
Imado, Japan

  • Average rainfall in December: 40mm

The wettest month (with the highest rainfall) is October (129mm).
The driest months (with the least rainfall) are January and December (40mm).

Average rainfall days in December
Imado, Japan

  • Average rainfall days in December: 9.9 days

The month with the highest number of rainy days is June (19.8 days).
The month with the least rainy days is January (8.3 days).

Average snowfall in December
Imado, Japan

  • Average snowfall in December: 0mm

The month with the highest snowfall is February (43mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in December
Imado, Japan

  • Average snowfall days in December: 0.2 days

The month with the highest number of snowfall days is February (3 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
Imado, Japan

  • Average daylight in December: 9h and 48min

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: 6h and 12min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).

Average sunshine days in December
Imado, Japan

  • Average sunshine days in December: 18.5 days

The month with the most sunshine days is January (20.6 days).
The month with the least sunshine days is June (7.7 days).

Average UV index in December
Imado, Japan

  • Average UV index in December: 3

The month with the highest UV index is July (UV index 7).
The month with the lowest UV index is January (UV index 2).

Average cloud cover in December
Imado, Japan

  • Average cloud cover in December: 30

The months with the most cloud cover are June and October (Cloud cover 45).
The month with the least cloud cover is January (Cloud cover 27).

Average visibility in December
Imado, Japan

  • Average visibility in December: 10km

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