December weather forecastUeda, Japan

December

Weather in December

The first month of the winter, December, is still a cold month in Ueda, Japan, with an average temperature ranging between max 3.5°C (38.3°F) and min -4.7°C (23.5°F).

Temperature

Stepping into December, Ueda observes a temperature decline, with the average high falling from November's cool 10.4°C (50.7°F) to a cold 3.5°C (38.3°F). Throughout the month of December, Ueda sees a steady low-temperature average of -4.7°C (23.5°F).

Humidity

In December, the average relative humidity in Ueda, Japan, is 80%.

Rainfall

In Ueda, in December, it is raining for 17 days, with typically 59mm (2.32") of accumulated precipitation. In Ueda, during the entire year, the rain falls for 215.3 days and collects up to 985mm (38.78") of precipitation.

Snowfall

January through April, November and December are months with snowfall. In Ueda, during December, snow falls for 14.1 days and regularly aggregates up to 200mm (7.87") of snow. Throughout the year, in Ueda, there are 65.9 snowfall days, and 932mm (36.69") of snow is accumulated.

Daylight

With an average of 9h and 42min of daylight, December has the shortest days of the year in Ueda.
On the first day of the month, sunrise is at 06:40 and sunset at 16:32. On the last day of December, in Ueda, sunrise is at 06:58 and sunset at 16:41 JST.

Sunshine

The average sunshine in December in Ueda, Japan, is 6.2h.

UV index

In December, the average daily maximum UV index in Ueda, Japan, is 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 2 during December translates into the following directions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.

Frequently asked questions

In December, the average high-temperature and low-temperature in Ueda are 3.5°C (38.3°F) and -4.7°C (23.5°F) respectively. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is evaluated at 31°C (87.8°F).

In Ueda, the average relative humidity in December is 80%.

In Ueda, Japan, during December, the rain falls for 17 days and regularly aggregates up to 59mm (2.32") of precipitation.

In Ueda, Japan, during December, snow falls for 14.1 days and regularly aggregates up to 200mm (7.87") of snow.

The month with the shortest days in Ueda is December, with an average of 9h and 42min of daylight.

In Ueda, the average day length in December is 9h and 44min.

On the first day of December, sunrise is at 06:40 and sunset at 16:32. On the last day of the month, sunrise is at 06:58 and sunset at 16:41 JST.

The average sunshine duration in December in Ueda, Japan, is 6.2h.

In December, the average daily maximum UV index in Ueda, Japan, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Ueda, Japan

  • Average high temperature in December: 3.5°C

The warmest month (with the highest average high temperature) is August (27.4°C).
The month with the lowest average high temperature is January (0.3°C).

  • Average low temperature in December: -4.7°C

The month with the highest average low temperature is August (16.8°C).
The coldest month (with the lowest average low temperature) is January (-8.5°C).

Average pressure in December
Ueda, Japan

  • Average pressure in December: 1017.6mbar

The month with the highest atmospheric pressure is November (1019.1mbar).
The month with the lowest atmospheric pressure is June (1009.2mbar).

Average wind speed in December
Ueda, Japan

  • Average wind speed in December: 7.9km/h

The windiest month (with the highest average wind speed) is March (8.5km/h).
The calmest month (with the lowest average wind speed) is August (5.4km/h).

Average humidity in December
Ueda, Japan

  • Average humidity in December: 80%

The months with the highest relative humidity are January, February, July and September (84%).
The month with the lowest relative humidity is May (72%).

Average rainfall in December
Ueda, Japan

  • Average rainfall in December: 59mm

The wettest month (with the highest rainfall) is July (134mm).
The driest month (with the least rainfall) is February (50mm).

Average rainfall days in December
Ueda, Japan

  • Average rainfall days in December: 17 days

The month with the highest number of rainy days is July (22.6 days).
The month with the least rainy days is February (14.3 days).

Average snowfall in December
Ueda, Japan

  • Average snowfall in December: 200mm

The month with the highest snowfall is January (299mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December
Ueda, Japan

  • Average snowfall days in December: 14.1 days

The month with the highest number of snowfall days is January (21.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Ueda, 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 12min

The month with the most sunshine is May (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 5h and 48min).

Average sunshine days in December
Ueda, Japan

  • Average sunshine days in December: 6.7 days

The month with the most sunshine days is November (10.4 days).
The month with the least sunshine days is June (5.7 days).

Average UV index in December
Ueda, Japan

  • Average UV index in December: 2

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in December
Ueda, Japan

  • Average cloud cover in December: 40

The month with the most cloud cover is July (Cloud cover 50).
The month with the least cloud cover is May (Cloud cover 34).

Average visibility in December
Ueda, Japan

  • Average visibility in December: 8km

The months with the highest visibility are April and May (9km).
The months with the lowest visibility are July, August, September and October (7km).