December weather forecastGoeku, Japan

December weather for Goeku, Japan: The first month of the winter, December, is still a pleasant month in Goeku, Japan, with an average temperature ranging between min 18.6°C (65.5°F) and max 20.5°C (68.9°F). The month with the shortest days in Goeku is December, with an average of 10h and 30min of daylight.

December

Weather in December

The first month of the winter, December, is still a pleasant month in Goeku, Japan, with an average temperature ranging between min 18.6°C (65.5°F) and max 20.5°C (68.9°F).

Temperature

The arrival of December signals a subtle shift in temperature, down from a warm 23.9°C (75°F) in November to an agreeable 20.5°C (68.9°F). In Goeku, December nights maintain a consistent temperature, with an average low of 18.6°C (65.5°F).

Humidity

The average relative humidity in December is 73%.

Rainfall

In Goeku, in December, during 18.5 rainfall days, 68mm (2.68") of precipitation is typically accumulated. In Goeku, during the entire year, the rain falls for 215.5 days and collects up to 1300mm (51.18") of precipitation.

Daylight

The month with the shortest days in Goeku is December, with an average of 10h and 30min of daylight.
On the first day of the month, sunrise is at 06:59 and sunset at 17:36. On the last day of December, sunrise is at 07:16 and sunset at 17:47 JST.

Sunshine

The average sunshine in December in Goeku is 4.4h.

UV index

With an average maximum UV index of 4, December is the month with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 4 during December translates into the following recommendations:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.

Frequently asked questions

In Goeku, in December, the average high-temperature is 20.5°C (68.9°F), and the average low-temperature is 18.6°C (65.5°F). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which factors the actual air temperature with the relative humidity, in September is evaluated at 33°C (91.4°F).

In December, the average relative humidity is 73%.

In Goeku, in December, during 18.5 rainfall days, 68mm (2.68") of precipitation is typically accumulated.

The month with the shortest days is December, with an average of 10h and 30min of daylight.

In December, the average day length is 10h and 31min.

On the first day of December in Goeku, sunrise is at 06:59 and sunset at 17:36. On the last day of the month, sunrise is at 07:16 and sunset at 17:47 JST.

The average sunshine duration in December in Goeku, Japan, is 4.4h.

With an average maximum UV index of 4, December is the month with the lowest UV index in Goeku.

The average daily maximum UV index in December is 4. A UV Index of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
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 sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Goeku, Japan

  • Average high temperature in December: 20.5°C

The warmest month (with the highest average high temperature) is August (29.5°C).
The month with the lowest average high temperature is January (18.8°C).

  • Average low temperature in December: 18.6°C

The month with the highest average low temperature is August (28.2°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).

Average pressure in December
Goeku, Japan

  • Average pressure in December: 1019.9mbar

The month with the highest atmospheric pressure is January (1020.9mbar).
The month with the lowest atmospheric pressure is August (1006.6mbar).

Average wind speed in December
Goeku, Japan

  • Average wind speed in December: 27.6km/h

The windiest month (with the highest average wind speed) is December (27.6km/h).
The calmest month (with the lowest average wind speed) is May (19.5km/h).

Average humidity in December
Goeku, Japan

  • Average humidity in December: 73%

The month with the highest relative humidity is June (86%).
The month with the lowest relative humidity is January (72%).

Average rainfall in December
Goeku, Japan

  • Average rainfall in December: 68mm

The wettest month (with the highest rainfall) is June (198mm).
The driest months (with the least rainfall) are January and February (53mm).

Average rainfall days in December
Goeku, Japan

  • Average rainfall days in December: 18.5 days

The month with the highest number of rainy days is October (19.7 days).
The month with the least rainy days is July (16.1 days).

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

  • Average daylight in December: 10h and 30min

The month with the longest days is June (Average daylight: 13h and 48min).
The month with the shortest days is December (Average daylight: 10h and 30min).

  • Average sunshine in December: 4h and 24min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

Average sunshine days in December
Goeku, Japan

  • Average sunshine days in December: 9.1 days

The month with the most sunshine days is July (12.6 days).
The month with the least sunshine days is September (7.1 days).

Average UV index in December
Goeku, Japan

  • Average UV index in December: 4

The months with the highest UV index are June, July, August and September (UV index 7).
The month with the lowest UV index is December (UV index 4).

Average cloud cover in December
Goeku, Japan

  • Average cloud cover in December: 57

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in December
Goeku, Japan

  • Average visibility in December: 10km

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