Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
The advent of December brings a slight shift in average high-temperature, moving from a frosty 7.3°C (45.1°F) in November to a wintry 3.9°C (39°F). Registering an almost steady temperature, Leithum's nights in December see an average low of -0.3°C (31.5°F).Humidity
The months with the highest humidity in Leithum are January, November and December, with an average relative humidity of 92%.Rainfall
The month with the most rainfall in Leithum, Luxembourg, is December, when the rain falls for 13.3 days and typically aggregates up to 66mm (2.6") of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Leithum, in December, snow falls for 7.3 days, with typically accumulated 88mm (3.46") of snow. Throughout the year, there are 39.8 snowfall days, and 371mm (14.61") of snow is accumulated.Daylight
The month with the shortest days in Leithum, Luxembourg, is December, with an average of 8h and 6min of daylight.On the first day of the month, sunrise is at 08:13 and sunset at 16:35. On the last day of December, sunrise is at 08:34 and sunset at 16:42 CET.
Sunshine
With an average of 2.7h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for the average person.Note: An average UV index of 2 in December transforms into this advice:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. To guard against the harmful effects of the Sun, minimize exposure during midday. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation. Mind you! Snow reflection can increase the intensity of the Sun's UV radiation nearly twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in Leithum during December?
What are the most humid months in Leithum?
What is the average humidity in December in Leithum?
What is the wettest month in Leithum?
How much does it rain in Leithum in December?
How many days does it snow in December in Leithum?
What is the month with the shortest days in Leithum?
How many hours of daylight does Leithum have in December?
What time are sunrise and sunset in December in Leithum?
What is the month with the least sunshine in Leithum?
How long on average sun shines in December in Leithum?
What is the month with the lowest UV index in Leithum?
What is the UV index reading in December in Leithum?
Average temperature in December
Leithum, Luxembourg
- Average high temperature in December: 3.9°C
The warmest month (with the highest average high temperature) is August (20.9°C).
The month with the lowest average high temperature is January (2.4°C).
- Average low temperature in December: -0.3°C
The month with the highest average low temperature is July (11.2°C).
The coldest month (with the lowest average low temperature) is January (-1.9°C).
Average pressure in December
Leithum, Luxembourg
- Average pressure in December: 1017.7mbar
The months with the highest atmospheric pressure are September and December (1017.7mbar).
The month with the lowest atmospheric pressure is November (1013.7mbar).
Average wind speed in December
Leithum, Luxembourg
- Average wind speed in December: 15.9km/h
The windiest month (with the highest average wind speed) is February (16.2km/h).
The calmest month (with the lowest average wind speed) is August (9.9km/h).
Average humidity in December
Leithum, Luxembourg
- Average humidity in December: 92%
The months with the highest relative humidity are January, November and December (92%).
The month with the lowest relative humidity is April (79%).
Average rainfall in December
Leithum, Luxembourg
- Average rainfall in December: 66mm
The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is April (31mm).
Average rainfall days in December
Leithum, Luxembourg
- Average rainfall days in December: 13.3 days
The months with the highest number of rainy days are June and July (17.3 days).
The month with the least rainy days is February (9.2 days).
Average snowfall in December
Leithum, Luxembourg
- Average snowfall in December: 88mm
The month with the highest snowfall is February (105mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Leithum, Luxembourg
- Average snowfall days in December: 7.3 days
The month with the highest number of snowfall days is January (10.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Leithum, 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 6min).
- Average sunshine in December: 2h and 4min
The months with the most sunshine are July and August (Average sunshine: 8h and 48min).
The month with the least sunshine is December (Average sunshine: 2h and 42min).
Average sunshine days in December
Leithum, Luxembourg
- Average sunshine days in December: 11.1 days
The month with the most sunshine days is October (15.9 days).
The month with the least sunshine days is June (10.3 days).
Average UV index in December
Leithum, Luxembourg
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).
Average cloud cover in December
Leithum, Luxembourg
- Average cloud cover in December: 75
The month with the most cloud cover is December (Cloud cover 75).
The month with the least cloud cover is August (Cloud cover 43).
Average visibility in December
Leithum, Luxembourg
- Average visibility in December: 7km
The month with the highest visibility is April (9km).
The months with the lowest visibility are November and December (7km).
