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
As December commences, the average high-temperature subtly reduces, transitioning from a chilly 7.8°C (46°F) in November to an icy 4.5°C (40.1°F). Nommern observes a slightly reduced average nighttime temperature of 0.2°C (32.4°F) 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. 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
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 08:11 and sunset at 16:37. On the last day of the month, sunrise is at 08:32 and sunset at 16:44 CET.
Sunshine
December has the least sunshine of the year, 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 Nommern. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high daily UV index of 2 during December translates into the following directions:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays. Remember to consider! The UV radiation from the Sun can be intensified nearly twice by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in December?
What is the most humid month?
What is the average humidity in December in Nommern?
What is the rainiest month?
How many days does it rain in December?
What is the snowiest month?
How many days does it snow in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
What is the month with the least sunshine?
How many hours of sunshine does Nommern have in December?
When is the lowest UV index?
What is the UV index intensity in December in Nommern?
Average temperature in December
Nommern, 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
Nommern, 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
Nommern, 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
Nommern, 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
Nommern, 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
Nommern, 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
Nommern, 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
Nommern, 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
Nommern, 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 42min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).
Average sunshine days in December
Nommern, 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
Nommern, 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
Nommern, 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
Nommern, 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).
