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Luxembourg
The weather in December in Grass
Looking for sun? December isn’t a good month to be in Grass. There’s too much chance of rain this month.
This chart shows the average daily maximum and minimum temperatures (in degrees Celsius) and precipitation (in millimeters) in December for Grass, Luxembourg. A low precipitation value usually indicates little to no rainfall on that day in recent years, while a higher value suggests more frequent rainfall.
Daily weather in December for Grass
Click on any day in December to get detailed info about the usual weather on that day in Grass. Check out the historical temperatures and precipitation over the past 10 years on this day.
Average temperatures
It's cold in December in Grass with an average temperature of 6°C. Temperatures this month range from a low of 4°C to a high of 9°C. At night, you can expect temperatures between 0°C and 6°C.
Temperature records
With 16°C in 2022, Grass reached the highest temperature in December over the past 10 years. The lowest daytime temperature in this month was -4°C in 2016. The extreme nighttime temperatures ranged from a lowest recorded value of -10°C to a highest value of 13°C.
Precipitation and snowfall
In December, there is an average of 115 mm of precipitation, spread over 14 days. Of the total precipitation, about 5,9 cm falls as snow in December. The wind speed is around 3 Bft, mostly coming from the South.
December weather comparison
| Grass | New York | |
|---|---|---|
| Average temperature | 6°C | 9°C |
| Max. temperature | 9°C | 12°C |
| Min. temperature | 0°C | -5°C |
| Total precipitation | 115 mm | 133 mm |
| Rainy days | 14 days | 17 days |
| Total snowfall | 5,9 cm | 9,7 cm |
| Snowy days | 4 days | 3 days |
Start of December
The month of December starts in Grass with cold temps, averaging around 6°C during the day and nights around 2°C.
Mid December
By mid-December, daytime temps rise to around 7°C, with nights around 3°C. During this part of the month, you might see regular precipitation, but there will also be some sunny days.
End of December
By the end of December, the average daytime temperature in Grass is around 8°C, while nighttime temps are about 4°C. Expect regular precipitation, but if you’re lucky, you’ll also get some dry and sunny days.
UV index
The UV index is a maximum of 2 this month. That's a low value on the intensity scale of 1 to 11. The risk of sunburn is minimal at this time.
Check out the climate of Grass for all months and discover the best travel time
Curious about the weather in other parts of Luxembourg? Check out the climate and weather for spots like Luxembourg, Luxemburgse Ardennen, Little Switzerland, or explore other destinations in Luxembourg.
Temperature charts
These charts show the average temperatures in December in Grass, Luxembourg. The temperatures are shown in degrees Celsius and are calculated based on data from the past 10 years.
Daily Temperature in December in Grass
Temperature in December in Grass over the years
Precipitation charts
These charts show the average amount of precipitation in December in Grass, Luxembourg. Precipitation is always measured as water, even when it falls as snow or hail The amount of precipitation is displayed in millimeters, while snowfall is shown in centimeters.
Daily Precipitation in December in Grass
Total precipitation in December in Grass over the years
Daily Snowfall in December in Grass
Snowfall in December in Grass per year
Daily UV index in December in Grass
This chart shows the average daily UV index in December in Grass, with the UV index ranging from 0 to a maximum of 11. The bottom of the chart shows the days of the month. Based on historical data, this chart provides an idea of the daily UV radiation levels you can expect.
Weather experiences in December in Grass
Have you been to Grass in December?
Share your weather experience in December in Grass.
Average weather in Grass by month
Click on a month below to see detailed weather info for Grass. Based on historical weather data, you can see the average temperature, precipitation, wind, and UV index for each day of the month.