December weather forecast
Alla, Bhutan

December

Weather in December

December signifies entrenched winter in the beautiful terrain of Alla, Bhutan. The temperature dips further to an average high of 7.6°C (45.7°F), making it one of the coldest months of the year. Moreover, snowfall peaks towards the end of the year, reaching 40mm (1.57") over 5.4 days. Despite these winter markers, the cloud coverage drops to its lowest in the year, hinting at often clear skies. On the brighter side, sunshine hours show a slight increase, offering respite from the cold, while the wind continues its unswerving course throughout the month.

Temperature

December's advent denotes a minor fluctuation in the average high-temperature to a frosty 7.6°C (45.7°F) from November's 10.2°C (50.4°F). December brings an average low-temperature of -0.5°C (31.1°F) to Alla.

Humidity

In Alla, the average relative humidity in December is 65%.

Rainfall

December is the month with the least rainfall. Rain falls for 4.5 days and accumulates 7mm (0.28") of precipitation.

Snowfall

Months with snowfall in Alla are January through May, November and December. In Alla, Bhutan, in December, during 5.4 snowfall days, 40mm (1.57") of snow is typically accumulated. Throughout the year, there are 33.8 snowfall days, and 431mm (16.97") of snow is accumulated.

Daylight

With an average of 10h and 30min of daylight, December has the shortest days of the year in Alla.
On the first day of December, sunrise is at 06:32 and sunset at 17:05. On the last day of the month, sunrise is at 06:49 and sunset at 17:16 +06.

Sunshine

In December, the average sunshine in Alla, Bhutan, is 7.5h.

UV index

The months with the lowest UV index are January, February and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.

Frequently asked questions

What is the usual temperature for Alla in December?
In December, in Alla, the average high-temperature is 7.6°C (45.7°F), and the average low-temperature is -0.5°C (31.1°F).
What is the average humidity in December in Alla?
In December, the average relative humidity in Alla is 65%.
What is the driest month in Alla?
The month with the least rainfall in Alla, Bhutan, is December, when the rain falls for 4.5 days and typically collects 7mm (0.28") of precipitation.
How much does it rain in Alla in December?
In Alla, Bhutan, during December, the rain falls for 4.5 days and regularly aggregates up to 7mm (0.28") of precipitation.
How many days does it snow in December in Alla?
In Alla, during December, snow falls for 5.4 days and regularly aggregates up to 40mm (1.57") of snow.
What is the month with the shortest days in Alla?
December has the shortest days of the year in Alla, with an average of 10h and 30min of daylight.
What is the average length of the day in December in Alla?
In Alla, the average day length in December is 10h and 27min.
What time are sunrise and sunset in December in Alla?
On the first day of December, sunrise is at 06:32 and sunset at 17:05. On the last day of the month, sunrise is at 06:49 and sunset at 17:16 +06.
How long on average sun shines in December in Alla?
In December, the average sunshine duration in Alla, Bhutan, is 7.5h.
What is the month with the lowest UV index in Alla?
The months with the lowest UV index are January, February and December, with an average maximum UV index of 2.
What is the UV index intensity in December in Alla?
In December, the average daily maximum UV index is 2. A UV Index estimate of 2, and below, represents a low health threat from unsafe 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 snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Alla, Bhutan
Average temperature in December
Alla, Bhutan
  • Average high temperature in December: 7.6°C

The warmest month (with the highest average high temperature) is August (17.8°C).
The month with the lowest average high temperature is January (5.8°C).

  • Average low temperature in December: -0.5°C

The month with the highest average low temperature is August (11.9°C).
The coldest month (with the lowest average low temperature) is January (-2.6°C).

Average pressure in December - Alla, Bhutan
Average pressure in December
Alla, Bhutan
  • Average pressure in December: 1016.7mbar

The month with the highest atmospheric pressure is January (1016.9mbar).
The month with the lowest atmospheric pressure is July (1006.8mbar).

Average wind speed in December - Alla, Bhutan
Average wind speed in December
Alla, Bhutan
  • Average wind speed in December: 6.8km/h

The windiest month (with the highest average wind speed) is April (8.6km/h).
The calmest months (with the lowest average wind speed) are September and October (6.4km/h).

Average humidity in December - Alla, Bhutan
Average humidity in December
Alla, Bhutan
  • Average humidity in December: 65%

The month with the highest relative humidity is July (83%).
The months with the lowest relative humidity are January and February (57%).

Average rainfall in December - Alla, Bhutan
Average rainfall in December
Alla, Bhutan
  • Average rainfall in December: 7mm

The wettest month (with the highest rainfall) is July (196mm).
The driest month (with the least rainfall) is December (7mm).

Average rainfall days in December - Alla, Bhutan
Average rainfall days in December
Alla, Bhutan
  • Average rainfall days in December: 4.5 days

The month with the highest number of rainy days is July (27.3 days).
The month with the least rainy days is January (4.2 days).

Average snowfall in December - Alla, Bhutan
Average snowfall in December
Alla, Bhutan
  • Average snowfall in December: 40mm

The month with the highest snowfall is February (146mm).
The months with the least snowfall are June, July, August, September and October (0mm).

Average snowfall days in December - Alla, Bhutan
Average snowfall days in December
Alla, Bhutan
  • Average snowfall days in December: 5.4 days

The month with the highest number of snowfall days is March (8.2 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

Average daylight in December / Average sunshine in December - Alla, Bhutan
Average daylight in December /
Average sunshine in December
Alla, Bhutan
  • Average daylight in December: 10h and 3min

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: 7h and 3min

The month with the most sunshine is April (Average sunshine: 11h and 12min).
The months with the least sunshine are January, February and November (Average sunshine: 7h and 24min).

Average sunshine days in December - Alla, Bhutan
Average sunshine days in December
Alla, Bhutan
  • Average sunshine days in December: 22.3 days

The month with the most sunshine days is January (22.9 days).
The months with the least sunshine days are May and June (2.8 days).

Average UV index in December - Alla, Bhutan
Average UV index in December
Alla, Bhutan
  • Average UV index in December: 2

The months with the highest UV index are May, June, July, August and September (UV index 4).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in December - Alla, Bhutan
Average cloud cover in December
Alla, Bhutan
  • Average cloud cover in December: 15

The month with the most cloud cover is July (Cloud cover 51).
The month with the least cloud cover is January (Cloud cover 14).

Average visibility in December - Alla, Bhutan
Average visibility in December
Alla, Bhutan
  • Average visibility in December: 10km

The months with the highest visibility are January, February, March, April, May, October, November and December (10km).
The months with the lowest visibility are June, July, August and September (9km).

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