December weather forecastKashihara, Japan

December

Weather in December

The first month of the winter, December, is also a frosty month in Kashihara, Japan, with an average temperature ranging between max 9.7°C (49.5°F) and min 4°C (39.2°F).

Temperature

December brings a decrease in the average high-temperature, falling from November's refreshing 15.5°C (59.9°F) to a frosty 9.7°C (49.5°F). Kashihara records a consistent low-temperature of 4°C (39.2°F) during December nights.

Humidity

In Kashihara, the average relative humidity in December is 74%.

Rainfall

In December, in Kashihara, the rain falls for 14.8 days. Throughout December, 44mm (1.73") of precipitation is accumulated. In Kashihara, during the entire year, the rain falls for 177.4 days and collects up to 831mm (32.72") of precipitation.

Snowfall

Months with snowfall in Kashihara are January through March and December. December is the first month it typically snows in Kashihara. Throughout December, in the average 3.8 snowfall days, it receives 20mm (0.79") of snow. In Kashihara, during the entire year, snow falls for 17.4 days and aggregates up to 109mm (4.29") of snow.

Daylight

December has the shortest days of the year, with an average of 9h and 54min of daylight.
On the first day of December, sunrise is at 06:45 and sunset at 16:46. On the last day of the month, sunrise is at 07:03 and sunset at 16:56 JST.

Sunshine

The average sunshine in December in Kashihara, Japan, is 5.2h.

UV index

The months with the lowest UV index are January and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.
Note: In December, an average UV index of 2 transforms into the following instructions:
Infants, children, and people with sensitive skin should always have protection against lengthy periods of sun exposure. Around midday, solar radiation is most harmful; hence, exposure should be limited. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.

Frequently asked questions

The high-temperature, in December, in Kashihara, records 9.7°C (49.5°F), while the low-temperature is 4°C (39.2°F). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is calculated to be 30°C (86°F).

In Kashihara, the average relative humidity in December is 74%.

In Kashihara, Japan, during December, the rain falls for 14.8 days and regularly aggregates up to 44mm (1.73") of precipitation.

December is the first month it typically snows. Throughout December, in the average 3.8 snowfall days, it receives 20mm (0.79") of snow.

The month with the shortest days in Kashihara is December, with an average of 9h and 54min of daylight.

In December, the average day length is 9h and 53min.

In December, on the first day of the month, sunrise is at 06:45 and sunset at 16:46. On the last day of the month, in Kashihara, Japan, sunrise is at 07:03 and sunset at 16:56 JST.

The average sunshine duration in December in Kashihara is 5.2h.

January and December, with an average maximum UV index of 2, are months with the lowest UV index.

The average daily maximum UV index in December in Kashihara, Japan, is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's 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
Kashihara, Japan

  • Average high temperature in December: 9.7°C

The warmest month (with the highest average high temperature) is August (31.5°C).
The month with the lowest average high temperature is January (7.3°C).

  • Average low temperature in December: 4°C

The month with the highest average low temperature is August (23.9°C).
The coldest month (with the lowest average low temperature) is January (1.6°C).

Average pressure in December
Kashihara, Japan

  • Average pressure in December: 1019.3mbar

The month with the highest atmospheric pressure is February (1019.6mbar).
The month with the lowest atmospheric pressure is June (1008.8mbar).

Average wind speed in December
Kashihara, Japan

  • Average wind speed in December: 9.7km/h

The windiest month (with the highest average wind speed) is January (10.1km/h).
The calmest month (with the lowest average wind speed) is June (7.1km/h).

Average humidity in December
Kashihara, Japan

  • Average humidity in December: 74%

The month with the highest relative humidity is July (78%).
The months with the lowest relative humidity are April and May (70%).

Average rainfall in December
Kashihara, Japan

  • Average rainfall in December: 44mm

The wettest month (with the highest rainfall) is July (146mm).
The driest month (with the least rainfall) is November (37mm).

Average rainfall days in December
Kashihara, Japan

  • Average rainfall days in December: 14.8 days

The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is May (11.8 days).

Average snowfall in December
Kashihara, Japan

  • Average snowfall in December: 20mm

The month with the highest snowfall is January (50mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

Average snowfall days in December
Kashihara, Japan

  • Average snowfall days in December: 3.8 days

The month with the highest number of snowfall days is January (7.3 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
Kashihara, Japan

  • Average daylight in December: 9h and 54min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in December: 5h and 12min

The month with the most sunshine is August (Average sunshine: 10h and 54min).
The months with the least sunshine are January and February (Average sunshine: 4h and 54min).

Average sunshine days in December
Kashihara, Japan

  • Average sunshine days in December: 9.9 days

The month with the most sunshine days is May (18 days).
The month with the least sunshine days is July (6.9 days).

Average UV index in December
Kashihara, 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 and December (UV index 2).

Average cloud cover in December
Kashihara, Japan

  • Average cloud cover in December: 43

The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 30).

Average visibility in December
Kashihara, Japan

  • Average visibility in December: 9km

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