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
Lillebonne experiences an average high-temperature of a chilly 8.7°C (47.7°F) in December, subtly different from November's 11.2°C (52.2°F). Lillebonne reports an average low temperature of 5.5°C (41.9°F) in December, a minor decrease from the day's highs.Humidity
In December, the average relative humidity is 83%.Rainfall
The month with the most rainfall is December, when the rain falls for 18.4 days and typically aggregates up to 76mm (2.99") of precipitation.Snowfall
January through March, November and December are months with snowfall. In December, it is snowing for 1.8 days. Throughout December, 12mm (0.47") of snow is accumulated. In Lillebonne, during the entire year, snow falls for 9.1 days and aggregates up to 51mm (2.01") of snow.Daylight
With an average of 8h and 12min of daylight, December has the shortest days of the year in Lillebonne.On the first day of the month, sunrise is at 08:33 and sunset at 17:00. On the last day of December, in Lillebonne, France, sunrise is at 08:54 and sunset at 17:08 CET.
Sunshine
The months with the least sunshine in Lillebonne are January, November and December, with an average of 4.1h of sunshine.UV index
In December, the average daily maximum UV index in Lillebonne is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: In December, the UV index of 3 transforms into the following advice:
Guard yourself - Avoiding sunburn is suggested. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Lillebonne in December?
What is the average humidity in December in Lillebonne?
What is the rainiest month in Lillebonne?
How many days does it rain in December in Lillebonne?
How much does it snow in Lillebonne in December?
What is the month with the shortest days in Lillebonne?
How many hours of daylight does Lillebonne have in December?
What time are sunrise and sunset in December in Lillebonne?
What are the months with the least sunshine in Lillebonne?
How many hours of sunshine does Lillebonne have in December?
How high is the UV index in December in Lillebonne?
Average temperature in December
Lillebonne, France
- Average high temperature in December: 8.7°C
The warmest month (with the highest average high temperature) is August (20.7°C).
The month with the lowest average high temperature is January (7.4°C).
- Average low temperature in December: 5.5°C
The month with the highest average low temperature is August (14.7°C).
The coldest months (with the lowest average low temperature) are January and February (3.8°C).
Average pressure in December
Lillebonne, France
- Average pressure in December: 1017.2mbar
The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1012.3mbar).
Average wind speed in December
Lillebonne, France
- Average wind speed in December: 24.1km/h
The windiest month (with the highest average wind speed) is December (24.1km/h).
The calmest month (with the lowest average wind speed) is August (15km/h).
Average humidity in December
Lillebonne, France
- Average humidity in December: 83%
The months with the highest relative humidity are January and November (84%).
The months with the lowest relative humidity are August and September (79%).
Average rainfall in December
Lillebonne, France
- Average rainfall in December: 76mm
The wettest month (with the highest rainfall) is December (76mm).
The driest month (with the least rainfall) is April (29mm).
Average rainfall days in December
Lillebonne, France
- Average rainfall days in December: 18.4 days
The month with the highest number of rainy days is January (18.8 days).
The month with the least rainy days is April (13.1 days).
Average snowfall in December
Lillebonne, France
- Average snowfall in December: 12mm
The month with the highest snowfall is January (17mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Lillebonne, France
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Lillebonne, France
- Average daylight in December: 8h and 1min
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: 4h and 1min
The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The months with the least sunshine are January, November and December (Average sunshine: 4h and 6min).
Average sunshine days in December
Lillebonne, France
- Average sunshine days in December: 8.4 days
The month with the most sunshine days is July (13.7 days).
The month with the least sunshine days is December (8.4 days).
Average UV index in December
Lillebonne, France
- Average UV index in December: 3
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).
Average cloud cover in December
Lillebonne, France
- Average cloud cover in December: 59
The months with the most cloud cover are January, November and December (Cloud cover 59).
The months with the least cloud cover are April and July (Cloud cover 39).
Average visibility in December
Lillebonne, France
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).
