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
At the start of December, Longfossé's average high-temperature reaches a frosty 8.5°C (47.3°F), subtly different from the preceding month. Longfossé's temperature during December nights registers a minor decrease to an average low of 5.9°C (42.6°F).Humidity
The months with the highest humidity are January, June and December, with an average relative humidity of 83%.Rainfall
December is the month with the most rainfall in Longfossé. Rain falls for 16.7 days and accumulates 54mm (2.13") of precipitation.Snowfall
January through March, November and December are months with snowfall. In Longfossé, during December, snow falls for 1 days and regularly aggregates up to 4mm (0.16") of snow. In Longfossé, during the entire year, snow falls for 7.4 days and aggregates up to 40mm (1.57") of snow.Daylight
December has the shortest days of the year in Longfossé, France, with an average of 8h and 6min of daylight.On the first day of December, sunrise is at 08:32 and sunset at 16:50. On the last day of the month, sunrise is at 08:54 and sunset at 16:57 CET.
Sunshine
The average sunshine in December in Longfossé is 4.3h.UV index
In Longfossé, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV radiation for the average person.Note: A daily high UV index of 3 in December leads to these guidelines:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Stay sun-safe with clothing that is both closely woven and worn loosely. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Longfossé in December?
What are the most humid months in Longfossé?
What is the average humidity in December in Longfossé?
What is the rainiest month in Longfossé?
How many days does it rain in December in Longfossé?
How much does it snow in Longfossé in December?
What is the month with the shortest days in Longfossé?
How many hours of daylight does Longfossé have in December?
What time are sunrise and sunset in December in Longfossé?
How long on average sun shines in December in Longfossé?
How high is the UV index in December in Longfossé?
Average temperature in December
Longfossé, France
- Average high temperature in December: 8.5°C
The warmest month (with the highest average high temperature) is August (19.6°C).
The month with the lowest average high temperature is January (7°C).
- Average low temperature in December: 5.9°C
The month with the highest average low temperature is August (15.7°C).
The coldest month (with the lowest average low temperature) is January (4.1°C).
Average pressure in December
Longfossé, France
- Average pressure in December: 1015.8mbar
The month with the highest atmospheric pressure is September (1017.5mbar).
The month with the lowest atmospheric pressure is November (1011.6mbar).
Average wind speed in December
Longfossé, France
- Average wind speed in December: 27.4km/h
The windiest month (with the highest average wind speed) is December (27.4km/h).
The calmest month (with the lowest average wind speed) is July (18.1km/h).
Average humidity in December
Longfossé, France
- Average humidity in December: 83%
The months with the highest relative humidity are January, June and December (83%).
The months with the lowest relative humidity are August and September (79%).
Average rainfall in December
Longfossé, France
- Average rainfall in December: 54mm
The wettest month (with the highest rainfall) is December (54mm).
The driest months (with the least rainfall) are April and May (19mm).
Average rainfall days in December
Longfossé, France
- Average rainfall days in December: 16.7 days
The month with the highest number of rainy days is November (17.9 days).
The month with the least rainy days is April (11.5 days).
Average snowfall in December
Longfossé, France
- Average snowfall in December: 4mm
The month with the highest snowfall is January (21mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Longfossé, France
- Average snowfall days in December: 1 days
The month with the highest number of snowfall days is February (2.5 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
Longfossé, France
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in December: 4h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 4h and 12min).
Average sunshine days in December
Longfossé, France
- Average sunshine days in December: 9.5 days
The month with the most sunshine days is April (15.4 days).
The month with the least sunshine days is November (9.2 days).
Average UV index in December
Longfossé, 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
Longfossé, France
- Average cloud cover in December: 58
The month with the most cloud cover is November (Cloud cover 59).
The months with the least cloud cover are April and August (Cloud cover 38).
Average visibility in December
Longfossé, France
- Average visibility in December: 10km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (10km).
The month with the lowest visibility is January (9km).
