December weather forecastErnzen, Luxembourg

December

Weather in December

December, the first month of the winter in Ernzen, is also an icy month, with temperature in the range of an average low of 0.2°C (32.4°F) and an average high of 4.5°C (40.1°F).

Temperature

As December commences, the average high-temperature subtly reduces, transitioning from a chilly 7.8°C (46°F) in November to a cold 4.5°C (40.1°F). In Ernzen, a slight decrease from the daytime peak is noted during the month of December, with an average low-temperature of 0.2°C (32.4°F).

Humidity

December is the most humid month, with an average relative humidity of 91%.

Rainfall

December is the month with the most rainfall. Rain falls for 15.1 days and accumulates 61mm (2.4") of precipitation.

Snowfall

January through May, October through December are months with snowfall. December is the month with the most snowfall. Snow falls for 5.9 days and accumulates 71mm (2.8") of snow.

Daylight

With an average of 8h and 12min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 08:11 and sunset at 16:37. On the last day of December, sunrise is at 08:32 and sunset at 16:44 CET.

Sunshine

The month with the least sunshine in Ernzen is December, with an average of 3.1h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Ernzen. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.
Note: An average maximum UV index of 2 in December leads to these recommendations:
For the majority, extended sun exposure is not of great concern. Infants and people with sensitive skin must always be protected. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Stay sun-safe with clothing that is both closely woven and worn loosely. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.

Updated: Feb 3, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

In Ernzen, 4.5°C (40.1°F) is the average high-temperature and 0.2°C (32.4°F) is the average low-temperature during December.

The most humid month is December, with an average relative humidity of 91%.

The average relative humidity in December in Ernzen is 91%.

The month with the most rainfall in Ernzen, Luxembourg, is December, when the rain falls for 15.1 days and typically aggregates up to 61mm (2.4") of precipitation.

In Ernzen, Luxembourg, in December, it is raining for 15.1 days, with typically 61mm (2.4") of accumulated precipitation.

December is the month with the most snowfall in Ernzen, Luxembourg. Snow falls for 5.9 days and accumulates 71mm (2.8") of snow.

In December, in Ernzen, Luxembourg, it is snowing for 5.9 days. Throughout December, 71mm (2.8") of snow is accumulated.

December has the shortest days of the year in Ernzen, Luxembourg, with an average of 8h and 12min of daylight.

The average day length in December is 8h and 12min.

In December, on the first day of the month, sunrise is at 08:11 and sunset at 16:37. On the last day of the month, in Ernzen, sunrise is at 08:32 and sunset at 16:44 CET.

With an average of 3.1h of sunshine, December has the least sunshine of the year in Ernzen, Luxembourg.

In December, the average sunshine duration in Ernzen is 3.1h.

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

In Ernzen, Luxembourg, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

7.8°C

4.5°C

3.2°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

13.9km/h

15.8km/h

15.3km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

Average daylight

Average sunshine

Average sunshine days

12.3

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Ernzen, Luxembourg

Average high temperature in December: 4.5°C

The warmest months (with the highest average high temperature) are July and August (22.6°C).
The month with the lowest average high temperature is January (3.2°C).

Average low temperature in December: 0.2°C

The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (-1.2°C).

Average pressure in December
Ernzen, Luxembourg

Average pressure in December: 1018.2mbar

The month with the highest atmospheric pressure is December (1018.2mbar).
The month with the lowest atmospheric pressure is November (1014.1mbar).

Average wind speed in December
Ernzen, Luxembourg

Average wind speed in December: 14.7km/h

The windiest month (with the highest average wind speed) is February (15.2km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).

Average humidity in December
Ernzen, Luxembourg

Average humidity in December: 91%

The month with the highest relative humidity is December (91%).
The month with the lowest relative humidity is August (76%).

Average rainfall in December
Ernzen, Luxembourg

Average rainfall in December: 61mm

The wettest month (with the highest rainfall) is December (61mm).
The driest month (with the least rainfall) is April (33mm).

Average rainfall days in December
Ernzen, Luxembourg

Average rainfall days in December: 15.1 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is February (10.8 days).

Average snowfall in December
Ernzen, Luxembourg

Average snowfall in December: 71mm

The month with the highest snowfall is December (71mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Ernzen, Luxembourg

Average snowfall days in December: 5.9 days

The months with the highest number of snowfall days are January and February (7.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Ernzen, Luxembourg

Average daylight in December: 8h and 12min

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).

Average sunshine in December: 3h and 6min

The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).

Average sunshine days in December
Ernzen, Luxembourg

Average sunshine days in December: 11 days

The month with the most sunshine days is September (15.8 days).
The month with the least sunshine days is June (10.4 days).

Average UV index in December
Ernzen, Luxembourg

Average UV index in December: 2

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Ernzen, Luxembourg

Average cloud cover in December: 70

The month with the most cloud cover is December (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 37).

Average visibility in December
Ernzen, Luxembourg

Average visibility in December: 8km

The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).