December weather forecast
Choshi, Japan

December

Weather in December

December, the first month of the winter in Choshi, is also a moderate month, with an average temperature fluctuating between 13°C (55.4°F) and 9.7°C (49.5°F).

Temperature

In Choshi, the average high-temperature in December slightly decreases from an enjoyable 17.4°C (63.3°F) in November to a mild 13°C (55.4°F). In Choshi, December's low temperatures hover around a frosty 9.7°C (49.5°F), reflecting a minor decrease from the daytime highs.

Humidity

In December, the average relative humidity is 64%.

Rainfall

In Choshi, in December, it is raining for 12.5 days, with typically 59mm (2.32") of accumulated precipitation. In Choshi, during the entire year, the rain falls for 177.8 days and collects up to 990mm (38.98") of precipitation.

Snowfall

January, March through December are months without snowfall.

Daylight

The month with the shortest days in Choshi is December, with an average of 9h and 48min of daylight.
On the first day of December, sunrise is at 06:28 and sunset at 16:23. On the last day of the month, sunrise is at 06:46 and sunset at 16:33 JST.

Sunshine

In Choshi, Japan, the average sunshine in December is 5.6h.

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 moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: During December, 3 as the daily maximum UV index converts into the following advice:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.

Frequently asked questions

What are the temperatures in Choshi in December?
Choshi in December has an average high-temperature of 13°C (55.4°F) and an average low-temperature of 9.7°C (49.5°F). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, is evaluated at 31°C (87.8°F).
What is the average humidity in December in Choshi?
In December, the average relative humidity in Choshi, Japan, is 64%.
How much does it rain in Choshi in December?
In Choshi, in December, it is raining for 12.5 days, with typically 59mm (2.32") of accumulated precipitation.
When it does not snow in Choshi?
In Choshi, Japan, snow does not fall in January, March through December.
What is the month with the shortest days in Choshi?
With an average of 9h and 48min of daylight, December has the shortest days of the year in Choshi.
How many hours of daylight does Choshi have in December?
In Choshi, Japan, the average day length in December is 9h and 47min.
When is the sunrise / sunset in December in Choshi?
In December, on the first day of the month, sunrise is at 06:28 and sunset at 16:23. On the last day of the month, in Choshi, Japan, sunrise is at 06:46 and sunset at 16:33 JST.
How many hours of sunshine does Choshi have in December?
In December, the average sunshine duration in Choshi is 5.6h.
What is the month with the lowest UV index in Choshi?
The months with the lowest UV index in Choshi are January, February and December, with an average maximum UV index of 3.
What is the UV index reading in December in Choshi?
The average daily maximum UV index in December in Choshi is 3. A UV Index estimate of 3 to 5 represents a moderate health threat 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Choshi, Japan
Average temperature in December
Choshi, Japan
  • Average high temperature in December: 13°C

The warmest month (with the highest average high temperature) is August (27.3°C).
The month with the lowest average high temperature is January (10.1°C).

  • Average low temperature in December: 9.7°C

The month with the highest average low temperature is August (25.5°C).
The coldest month (with the lowest average low temperature) is February (6.6°C).

Average pressure in December - Choshi, Japan
Average pressure in December
Choshi, Japan
  • Average pressure in December: 1015.6mbar

The month with the highest atmospheric pressure is November (1017.7mbar).
The month with the lowest atmospheric pressure is June (1009.3mbar).

Average wind speed in December - Choshi, Japan
Average wind speed in December
Choshi, Japan
  • Average wind speed in December: 24.7km/h

The windiest month (with the highest average wind speed) is March (26.2km/h).
The calmest month (with the lowest average wind speed) is June (18.6km/h).

Average humidity in December - Choshi, Japan
Average humidity in December
Choshi, Japan
  • Average humidity in December: 64%

The month with the highest relative humidity is July (86%).
The month with the lowest relative humidity is January (61%).

Average rainfall in December - Choshi, Japan
Average rainfall in December
Choshi, Japan
  • Average rainfall in December: 59mm

The wettest month (with the highest rainfall) is October (122mm).
The driest month (with the least rainfall) is January (48mm).

Average rainfall days in December - Choshi, Japan
Average rainfall days in December
Choshi, Japan
  • Average rainfall days in December: 12.5 days

The month with the highest number of rainy days is October (18.6 days).
The month with the least rainy days is January (10.3 days).

Average snowfall in December - Choshi, Japan
Average snowfall in December
Choshi, Japan
  • Average snowfall in December: 0mm

The month with the highest snowfall is February (1mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in December - Choshi, Japan
Average snowfall days in December
Choshi, Japan
  • Average snowfall days in December: 0 days

The month with the highest number of snowfall days is February (0.2 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in December / Average sunshine in December - Choshi, Japan
Average daylight in December /
Average sunshine in December
Choshi, Japan
  • Average daylight in December: 9h and 5min

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: 5h and 4min

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 6min).

Average sunshine days in December - Choshi, Japan
Average sunshine days in December
Choshi, Japan
  • Average sunshine days in December: 17.6 days

The month with the most sunshine days is January (19.6 days).
The month with the least sunshine days is October (9.3 days).

Average UV index in December - Choshi, Japan
Average UV index in December
Choshi, Japan
  • Average UV index in December: 3

The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, February and December (UV index 3).

Average cloud cover in December - Choshi, Japan
Average cloud cover in December
Choshi, Japan
  • Average cloud cover in December: 37

The month with the most cloud cover is March (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in December - Choshi, Japan
Average visibility in December
Choshi, 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).

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