December weather forecastTotsukacho, Japan

December

Weather in December

December, the first month of the winter in Totsukacho, is still a cool month, with an average temperature varying between 11.8°C (53.2°F) and 7°C (44.6°F).

Temperature

In Totsukacho, the average high-temperature in December slightly decreases from a refreshing 16.7°C (62.1°F) in November to a cool 11.8°C (53.2°F). December is characterized by a steady nighttime low-temperature of 7°C (44.6°F).

Humidity

The average relative humidity in December is 63%.

Rainfall

In Totsukacho, Japan, during December, the rain falls for 6.1 days and regularly aggregates up to 13mm (0.51") of precipitation. Throughout the year, in Totsukacho, there are 129.4 rainfall days, and 351mm (13.82") of precipitation is accumulated.

Snowfall

In Totsukacho, snow does not fall in April through December.

Daylight

December has the shortest days of the year in Totsukacho, with an average of 9h and 48min of daylight.
On the first day of the month, sunrise is at 06:32 and sunset at 16:29. On the last day of December, sunrise is at 06:50 and sunset at 16:39 JST.

Sunshine

In December, the average sunshine in Totsukacho is 6.4h.

UV index

January, February and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily maximum UV index of 3 in December translates into the following instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.

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

Frequently asked questions

An average high-temperature, in December, in Totsukacho, is 11.8°C (53.2°F) and the average low-temperature is 7°C (44.6°F). The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in August is evaluated at 36°C (96.8°F).

The average relative humidity in December is 63%.

In December, in Totsukacho, Japan, the rain falls for 6.1 days. Throughout December, 13mm (0.51") of precipitation is accumulated.

April through December are months without snowfall in Totsukacho.

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

The month with the shortest days in Totsukacho, Japan, is December, with an average of 9h and 48min of daylight.

In Totsukacho, Japan, the average day length in December is 9h and 49min.

In December, on the first day of the month, sunrise is at 06:32 and sunset at 16:29. On the last day of the month, sunrise is at 06:50 and sunset at 16:39 JST.

The average sunshine duration in December in Totsukacho is 6.4h.

The months with the lowest UV index in Totsukacho, Japan, are January, February and December, with an average maximum UV index of 3.

In December, the average daily maximum UV index in Totsukacho is 3. A UV Index reading of 3 to 5 represents a moderate health threat 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

16.7°C

11.8°C

9.3°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

16km/h

16.9km/h

16.8km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

19.2

22.2

Average UV index

Average cloud cover

36%

29%

Average visibility

10km

Average temperature in December
Totsukacho, Japan

Average high temperature in December: 11.8°C

The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (9.3°C).

Average low temperature in December: 7°C

The month with the highest average low temperature is August (25.2°C).
The coldest month (with the lowest average low temperature) is January (3.9°C).

Average pressure in December
Totsukacho, Japan

Average pressure in December: 1016.4mbar

The month with the highest atmospheric pressure is November (1018mbar).
The month with the lowest atmospheric pressure is June (1009.1mbar).

Average wind speed in December
Totsukacho, Japan

Average wind speed in December: 15.4km/h

The windiest month (with the highest average wind speed) is March (17.4km/h).
The calmest month (with the lowest average wind speed) is June (13.9km/h).

Average humidity in December
Totsukacho, Japan

Average humidity in December: 63%

The month with the highest relative humidity is July (79%).
The month with the lowest relative humidity is January (60%).

Average rainfall in December
Totsukacho, Japan

Average rainfall in December: 13mm

The wettest month (with the highest rainfall) is July (51mm).
The driest month (with the least rainfall) is February (12mm).

Average rainfall days in December
Totsukacho, Japan

Average rainfall days in December: 6.1 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is December (6.1 days).

Average snowfall in December
Totsukacho, Japan

Average snowfall in December: 0mm

The month with the highest snowfall is February (3mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in December
Totsukacho, Japan

Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is February (1 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
Totsukacho, 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 24min

The month with the most sunshine is August (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 5h and 42min).

Average sunshine days in December
Totsukacho, Japan

Average sunshine days in December: 22 days

The month with the most sunshine days is January (22.2 days).
The month with the least sunshine days is July (10.8 days).

Average UV index in December
Totsukacho, Japan

Average UV index in December: 3

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 3).

Average cloud cover in December
Totsukacho, Japan

Average cloud cover in December: 29

The months with the most cloud cover are March and October (Cloud cover 43).
The months with the least cloud cover are January and December (Cloud cover 29).

Average visibility in December
Totsukacho, 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).