December weather forecastMenuma, Japan

December

Weather in December

The first month of the winter, December, is also a frosty month in Menuma, Japan, with temperature in the range of an average low of 2.5°C (36.5°F) and an average high of 8.8°C (47.8°F).

Temperature

December involves a decrease in temperature, down from a moderate 14.4°C (57.9°F) in November to a chilly 8.8°C (47.8°F). Menuma experiences an average low-temperature of 2.5°C (36.5°F) in the month of December.

Humidity

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

Rainfall

In Menuma, in December, it is raining for 3.9 days, with typically 4mm (0.16") of accumulated precipitation. In Menuma, during the entire year, the rain falls for 93.9 days and collects up to 172mm (6.77") of precipitation.

Snowfall

January through March and December are months with snowfall. December is the first month it typically snows in Menuma. Throughout December, in the average 0.6 snowfall days, it receives 1mm (0.04") of snow. In Menuma, during the entire year, snow falls for 5.5 days and aggregates up to 10mm (0.39") of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 42min of daylight.
On the first day of December in Menuma, sunrise is at 06:35 and sunset at 16:27. On the last day of the month, sunrise is at 06:53 and sunset at 16:37 JST.

Sunshine

The average sunshine in December is 6.7h.

UV index

January, February and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: The maximum UV index of 2 during December translates into these guidelines:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.

Frequently asked questions

December temperatures in Menuma, Japan, vary between a high-temperature of 8.8°C (47.8°F) and a low-temperature of 2.5°C (36.5°F). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, is estimated at 38°C (100.4°F).

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

In Menuma, during December, the rain falls for 3.9 days and regularly aggregates up to 4mm (0.16") of precipitation.

December is the first month it typically snows in Menuma, Japan. Throughout December, in the average 0.6 snowfall days, it receives 1mm (0.04") of snow.

December has the shortest days of the year in Menuma, with an average of 9h and 42min of daylight.

In December, the average day length is 9h and 45min.

In December, on the first day of the month, sunrise is at 06:35 and sunset at 16:27. On the last day of the month, in Menuma, Japan, sunrise is at 06:53 and sunset at 16:37 JST.

In Menuma, the average sunshine duration in December is 6.7h.

The months with the lowest UV index in Menuma, Japan, are January, February and December, with an average maximum UV index of 2.

The average daily maximum UV index in December in Menuma is 2. A UV Index estimate of 2, and below, represents a low health risk 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
Menuma, Japan

  • Average high temperature in December: 8.8°C

The warmest month (with the highest average high temperature) is August (30.7°C).
The month with the lowest average high temperature is January (6.6°C).

  • Average low temperature in December: 2.5°C

The month with the highest average low temperature is August (23°C).
The coldest month (with the lowest average low temperature) is January (-0.4°C).

Average pressure in December
Menuma, Japan

  • Average pressure in December: 1016.8mbar

The month with the highest atmospheric pressure is November (1018.6mbar).
The month with the lowest atmospheric pressure is June (1009.3mbar).

Average wind speed in December
Menuma, Japan

  • Average wind speed in December: 9.3km/h

The windiest month (with the highest average wind speed) is January (10.3km/h).
The calmest month (with the lowest average wind speed) is July (6.4km/h).

Average humidity in December
Menuma, Japan

  • Average humidity in December: 63%

The month with the highest relative humidity is July (76%).
The month with the lowest relative humidity is January (61%).

Average rainfall in December
Menuma, Japan

  • Average rainfall in December: 4mm

The wettest month (with the highest rainfall) is October (32mm).
The driest month (with the least rainfall) is February (3mm).

Average rainfall days in December
Menuma, Japan

  • Average rainfall days in December: 3.9 days

The months with the highest number of rainy days are July and August (12.7 days).
The month with the least rainy days is November (3.8 days).

Average snowfall in December
Menuma, Japan

  • Average snowfall in December: 1mm

The month with the highest snowfall is February (6mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in December
Menuma, Japan

  • Average snowfall days in December: 0.6 days

The month with the highest number of snowfall days is February (2.4 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
Menuma, Japan

  • Average daylight in December: 9h and 42min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 42min).

  • Average sunshine in December: 6h and 42min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The months with the least sunshine are February and November (Average sunshine: 6h and 30min).

Average sunshine days in December
Menuma, Japan

  • Average sunshine days in December: 24.7 days

The month with the most sunshine days is December (24.7 days).
The month with the least sunshine days is July (12.2 days).

Average UV index in December
Menuma, Japan

  • Average UV index in December: 2

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in December
Menuma, Japan

  • Average cloud cover in December: 25

The month with the most cloud cover is June (Cloud cover 45).
The month with the least cloud cover is January (Cloud cover 24).

Average visibility in December
Menuma, Japan

  • Average visibility in December: 10km

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