December weather forecast
Hữu Lũng, Vietnam

December

Weather in December

December, the first month of the winter in Hữu Lũng, is also an agreeable month, with an average temperature fluctuating between 21.4°C (70.5°F) and 14.3°C (57.7°F).

Temperature

The arrival of December signals a subtle shift in temperature, down from a warm 26.1°C (79°F) in November to an agreeable 21.4°C (70.5°F). Hữu Lũng throughout December, records an average low-temperature of 14.3°C (57.7°F).

Humidity

December is the least humid month, with an average relative humidity of 69%.

Rainfall

In Hữu Lũng, during December, the rain falls for 9 days and regularly aggregates up to 16mm (0.63") of precipitation. In Hữu Lũng, during the entire year, the rain falls for 166.7 days and collects up to 454mm (17.87") of precipitation.

Daylight

December has the shortest days of the year, with an average of 10h and 54min of daylight.
On the first day of the month, sunrise is at 06:16 and sunset at 17:11. On the last day of December, sunrise is at 06:32 and sunset at 17:23 +07.

Sunshine

In Hữu Lũng, the average sunshine in December is 4.7h.

UV index

January and December, with an average maximum UV index of 4, 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 rays for the ordinary person.
Note: A maximum UV index of 4 in December translates into the following recommendations:
Heed the precautions - It is counselled to guard against solar damage. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.

Frequently asked questions

What is the temperature in December?
The high-temperature, in December, in Hữu Lũng, is 21.4°C (70.5°F), while the low-temperature averages to 14.3°C (57.7°F). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in October is evaluated at 34°C (93.2°F).
What is the least humid month?
The least humid month is December, with an average relative humidity of 69%.
What is the average humidity in December?
In December, the average relative humidity in Hữu Lũng is 69%.
How much does it rain in December?
In Hữu Lũng, in December, during 9 rainfall days, 16mm (0.63") of precipitation is typically accumulated.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 10h and 54min of daylight.
How many hours of daylight does Hữu Lũng have in December?
The average day length in December is 10h and 51min.
What time are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 06:16 and sunset at 17:11. On the last day of the month, sunrise is at 06:32 and sunset at 17:23 +07.
How long on average sun shines in December?
In Hữu Lũng, the average sunshine duration in December is 4.7h.
When is the lowest UV index in Hữu Lũng?
The months with the lowest UV index are January and December, with an average maximum UV index of 4.
What is the UV index reading in December?
In December, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a medium health risk 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 daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Hữu Lũng, Vietnam
Average temperature in December
Hữu Lũng, Vietnam
  • Average high temperature in December: 21.4°C

The warmest month (with the highest average high temperature) is June (34.3°C).
The month with the lowest average high temperature is January (19.9°C).

  • Average low temperature in December: 14.3°C

The month with the highest average low temperature is June (26.3°C).
The coldest month (with the lowest average low temperature) is January (13.8°C).

Average pressure in December - Hữu Lũng, Vietnam
Average pressure in December
Hữu Lũng, Vietnam
  • Average pressure in December: 1019.2mbar

The month with the highest atmospheric pressure is January (1019.4mbar).
The month with the lowest atmospheric pressure is June (1002.8mbar).

Average wind speed in December - Hữu Lũng, Vietnam
Average wind speed in December
Hữu Lũng, Vietnam
  • Average wind speed in December: 9.3km/h

The windiest month (with the highest average wind speed) is March (10.1km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).

Average humidity in December - Hữu Lũng, Vietnam
Average humidity in December
Hữu Lũng, Vietnam
  • Average humidity in December: 69%

The month with the highest relative humidity is August (81%).
The month with the lowest relative humidity is December (69%).

Average rainfall in December - Hữu Lũng, Vietnam
Average rainfall in December
Hữu Lũng, Vietnam
  • Average rainfall in December: 16mm

The wettest month (with the highest rainfall) is August (82mm).
The driest month (with the least rainfall) is February (11mm).

Average rainfall days in December - Hữu Lũng, Vietnam
Average rainfall days in December
Hữu Lũng, Vietnam
  • Average rainfall days in December: 9 days

The month with the highest number of rainy days is July (21.3 days).
The month with the least rainy days is November (8.3 days).

Average daylight in December / Average sunshine in December - Hữu Lũng, Vietnam
Average daylight in December /
Average sunshine in December
Hữu Lũng, Vietnam
  • Average daylight in December: 10h and 5min

The month with the longest days is June (Average daylight: 13h and 24min).
The month with the shortest days is December (Average daylight: 10h and 54min).

  • Average sunshine in December: 4h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in December - Hữu Lũng, Vietnam
Average sunshine days in December
Hữu Lũng, Vietnam
  • Average sunshine days in December: 18.9 days

The month with the most sunshine days is November (19.1 days).
The month with the least sunshine days is July (8.9 days).

Average UV index in December - Hữu Lũng, Vietnam
Average UV index in December
Hữu Lũng, Vietnam
  • Average UV index in December: 4

The months with the highest UV index are May, June, July, August and September (UV index 7).
The months with the lowest UV index are January and December (UV index 4).

Average cloud cover in December - Hữu Lũng, Vietnam
Average cloud cover in December
Hữu Lũng, Vietnam
  • Average cloud cover in December: 53

The month with the most cloud cover is March (Cloud cover 65).
The months with the least cloud cover are June and September (Cloud cover 39).

Average visibility in December - Hữu Lũng, Vietnam
Average visibility in December
Hữu Lũng, Vietnam
  • Average visibility in December: 10km

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

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