December weather forecast
Osweiler, Luxembourg

December

Weather in December

December, the first month of the winter in Osweiler, is still a cold month, with an average temperature fluctuating between 4.5°C (40.1°F) and 0.2°C (32.4°F).

Temperature

December is characterized by a mild reduction in the average high-temperature, from a chilly 7.9°C (46.2°F) in November to a wintry 4.5°C (40.1°F). Osweiler documents a consistent average low-temperature of 0.2°C (32.4°F) at night during December.

Humidity

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

Rainfall

December is the month with the most rainfall in Osweiler. Rain falls for 17.1 days and accumulates 69mm (2.72") of precipitation.

Snowfall

Months with snowfall are January through April, October through December. The months with the most snowfall in Osweiler are January and December, with an average 66mm (2.6") of accumulated snow.

Daylight

December has the shortest days of the year, with an average of 8h and 12min of daylight.
On the first day of December, sunrise is at 08:10 and sunset at 16:36. On the last day of the month, sunrise is at 08:31 and sunset at 16:43 CET.

Sunshine

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

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.
Note: A maximum UV index of 2 in December translates into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. For skin protection, it's recommended to minimize Sun exposure during its peak hours around midday. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be prepared! The intensity of the Sun's UV radiation can be amplified nearly double due to snow reflection.

Frequently asked questions

How cold does it get in Osweiler in December?
The high-temperature in Osweiler, Luxembourg, during December is 4.5°C (40.1°F) and the low-temperature is 0.2°C (32.4°F).
What is the most humid month in Osweiler?
December is the most humid month in Osweiler, Luxembourg, with an average relative humidity of 91%.
What is the average humidity in December in Osweiler?
The average relative humidity in December is 91%.
What is the wettest month in Osweiler?
December is the month with the most rainfall in Osweiler. Rain falls for 17.1 days and accumulates 69mm (2.72") of precipitation.
How many days does it rain in December in Osweiler?
In December, the rain falls for 17.1 days. Throughout December, 69mm (2.72") of precipitation is accumulated.
What is the snowiest month in Osweiler?
The months with the most snowfall in Osweiler, Luxembourg, are January and December, with an average 66mm (2.6") of accumulated snow.
How much does it snow in Osweiler in December?
In Osweiler, in December, snow falls for 6.9 days, with typically accumulated 66mm (2.6") of snow.
What is the month with the shortest days in Osweiler?
December has the shortest days of the year, with an average of 8h and 12min of daylight.
What is the average length of the day in December in Osweiler?
In Osweiler, the average day length in December is 8h and 12min.
When is the sunrise / sunset in December in Osweiler?
In December, on the first day of the month, sunrise is at 08:10 and sunset at 16:36. On the last day of the month, in Osweiler, sunrise is at 08:31 and sunset at 16:43 CET.
What is the month with the least sunshine in Osweiler?
With an average of 3.1h of sunshine, December has the least sunshine of the year in Osweiler, Luxembourg.
How long on average sun shines in December in Osweiler?
In Osweiler, Luxembourg, the average sunshine duration in December is 3.1h.
What are the months with the lowest UV index in Osweiler?
The months with the lowest UV index in Osweiler, Luxembourg, are January, February, November and December, with an average maximum UV index of 2.
What is the UV index intensity in December in Osweiler?
In Osweiler, Luxembourg, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low 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 - Osweiler, Luxembourg
Average temperature in December
Osweiler, Luxembourg
  • Average high temperature in December: 4.5°C

The warmest month (with the highest average high temperature) is July (22.7°C).
The month with the lowest average high temperature is January (3.1°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 (-1.3°C).

Average pressure in December - Osweiler, Luxembourg
Average pressure in December
Osweiler, Luxembourg
  • Average pressure in December: 1018.3mbar

The month with the highest atmospheric pressure is December (1018.3mbar).
The month with the lowest atmospheric pressure is November (1014.2mbar).

Average wind speed in December - Osweiler, Luxembourg
Average wind speed in December
Osweiler, Luxembourg
  • Average wind speed in December: 14.2km/h

The windiest month (with the highest average wind speed) is February (14.7km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).

Average humidity in December - Osweiler, Luxembourg
Average humidity in December
Osweiler, Luxembourg
  • Average humidity in December: 91%

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

Average rainfall in December - Osweiler, Luxembourg
Average rainfall in December
Osweiler, Luxembourg
  • Average rainfall in December: 69mm

The wettest month (with the highest rainfall) is December (69mm).
The driest month (with the least rainfall) is July (25mm).

Average rainfall days in December - Osweiler, Luxembourg
Average rainfall days in December
Osweiler, Luxembourg
  • Average rainfall days in December: 17.1 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is September (9.6 days).

Average snowfall in December - Osweiler, Luxembourg
Average snowfall in December
Osweiler, Luxembourg
  • Average snowfall in December: 66mm

The months with the highest snowfall are January and December (66mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in December - Osweiler, Luxembourg
Average snowfall days in December
Osweiler, Luxembourg
  • Average snowfall days in December: 6.9 days

The month with the highest number of snowfall days is January (7.9 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 - Osweiler, Luxembourg
Average daylight in December /
Average sunshine in December
Osweiler, Luxembourg
  • Average daylight in December: 8h and 1min

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 1min

The month with the most sunshine is July (Average sunshine: 9h and 48min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).

Average sunshine days in December - Osweiler, Luxembourg
Average sunshine days in December
Osweiler, Luxembourg
  • Average sunshine days in December: 7.6 days

The month with the most sunshine days is August (17.6 days).
The month with the least sunshine days is December (7.6 days).

Average UV index in December - Osweiler, Luxembourg
Average UV index in December
Osweiler, 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 - Osweiler, Luxembourg
Average cloud cover in December
Osweiler, 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 - Osweiler, Luxembourg
Average visibility in December
Osweiler, Luxembourg
  • Average visibility in December: 7km

The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are November and December (7km).

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