December weather forecastMarienthal, Luxembourg

December

Weather in December

December, the first month of the winter in Marienthal, is still a cold month, with an average temperature fluctuating between 4.1°C (39.4°F) and 0.1°C (32.2°F).

Temperature

December signifies a minor drop in average high-temperature, transitioning from a frosty 7.5°C (45.5°F) in November to a cold 4.1°C (39.4°F). In Marienthal, the December nights are characterized by an average low-temperature of 0.1°C (32.2°F), a minor dip from daytime readings.

Humidity

With an average relative humidity of 92%, December is the most humid month.

Rainfall

December is the month with the most rainfall in Marienthal. Rain falls for 16.8 days and accumulates 70mm (2.76") of precipitation.

Snowfall

January through May, October through December are months with snowfall in Marienthal. In Marienthal, in December, snow falls for 6.7 days, with typically accumulated 64mm (2.52") of snow. In Marienthal, during the entire year, snow falls for 30.3 days and aggregates up to 249mm (9.8") of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 12min of daylight.
On the first day of December in Marienthal, Luxembourg, sunrise is at 08:11 and sunset at 16:38. On the last day of the month, sunrise is at 08:32 and sunset at 16:45 CET.

Sunshine

With an average of 2.9h of sunshine, December has the least sunshine of the year in Marienthal.

UV index

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily high UV index of 2 in December translates into this advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.

Frequently asked questions

The average high-temperature and low-temperature during December are 4.1°C (39.4°F) and 0.1°C (32.2°F) respectively.

With an average relative humidity of 92%, December is the most humid month in Marienthal, Luxembourg.

In December, the average relative humidity in Marienthal, Luxembourg, is 92%.

The month with the most rainfall in Marienthal, Luxembourg, is December, when the rain falls for 16.8 days and typically aggregates up to 70mm (2.76") of precipitation.

In Marienthal, Luxembourg, during December, the rain falls for 16.8 days and regularly aggregates up to 70mm (2.76") of precipitation.

In Marienthal, in December, snow falls for 6.7 days, with typically accumulated 64mm (2.52") of snow.

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

In December, the average day length in Marienthal is 8h and 13min.

On the first day of December, sunrise is at 08:11 and sunset at 16:38. On the last day of the month, sunrise is at 08:32 and sunset at 16:45 CET.

December has the least sunshine of the year, with an average of 2.9h of sunshine.

The average sunshine duration in December in Marienthal, Luxembourg, is 2.9h.

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Marienthal, Luxembourg.

In Marienthal, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from 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
Marienthal, Luxembourg

  • Average high temperature in December: 4.1°C

The warmest month (with the highest average high temperature) is August (21.7°C).
The month with the lowest average high temperature is January (2.7°C).

  • Average low temperature in December: 0.1°C

The month with the highest average low temperature is August (11.8°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).

Average pressure in December
Marienthal, Luxembourg

  • Average pressure in December: 1018mbar

The month with the highest atmospheric pressure is December (1018mbar).
The month with the lowest atmospheric pressure is November (1013.9mbar).

Average wind speed in December
Marienthal, Luxembourg

  • Average wind speed in December: 15.6km/h

The windiest month (with the highest average wind speed) is February (15.9km/h).
The calmest month (with the lowest average wind speed) is August (9.8km/h).

Average humidity in December
Marienthal, Luxembourg

  • Average humidity in December: 92%

The month with the highest relative humidity is December (92%).
The months with the lowest relative humidity are April and August (79%).

Average rainfall in December
Marienthal, Luxembourg

  • Average rainfall in December: 70mm

The wettest month (with the highest rainfall) is December (70mm).
The driest month (with the least rainfall) is April (36mm).

Average rainfall days in December
Marienthal, Luxembourg

  • Average rainfall days in December: 16.8 days

The months with the highest number of rainy days are June and July (19.1 days).
The month with the least rainy days is February (12.7 days).

Average snowfall in December
Marienthal, Luxembourg

  • Average snowfall in December: 64mm

The month with the highest snowfall is January (78mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Marienthal, Luxembourg

  • Average snowfall days in December: 6.7 days

The month with the highest number of snowfall days is February (8.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in December: 8h and 12min

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

  • Average sunshine in December: 2h and 54min

The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 2h and 54min).

Average sunshine days in December
Marienthal, Luxembourg

  • Average sunshine days in December: 9 days

The month with the most sunshine days is March (14.3 days).
The month with the least sunshine days is June (8.1 days).

Average UV index in December
Marienthal, 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, March, November and December (UV index 2).

Average cloud cover in December
Marienthal, Luxembourg

  • Average cloud cover in December: 72

The month with the most cloud cover is December (Cloud cover 72).
The month with the least cloud cover is August (Cloud cover 40).

Average visibility in December
Marienthal, Luxembourg

  • Average visibility in December: 7km

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