December weather forecastLanderneau, France
December
Weather in December
The first month of the winter, December, is also a fresh month in Landerneau, France, with temperature in the range of an average high of 10.2°C (50.4°F) and an average low of 6.5°C (43.7°F).Temperature
As Landerneau steps into December, the average high-temperature holds at a still fresh 10.2°C (50.4°F), hinting at a minor fluctuation from the prior month. Landerneau reports an average low temperature of 6.5°C (43.7°F) in December, a minor decrease from the day's highs.Humidity
The months with the highest humidity are January and December, with an average relative humidity of 85%.Rainfall
In Landerneau, during December, the rain falls for 20.6 days and regularly aggregates up to 89mm (3.5") of precipitation. Throughout the year, there are 218.2 rainfall days, and 705mm (27.76") of precipitation is accumulated.Snowfall
Months with snowfall in Landerneau, France, are January through March, November and December. In Landerneau, in December, during 1.1 snowfall days, 6mm (0.24") of snow is typically accumulated. In Landerneau, during the entire year, snow falls for 5.1 days and aggregates up to 31mm (1.22") of snow.Daylight
December has the shortest days of the year in Landerneau, with an average of 8h and 24min of daylight.On the first day of the month, sunrise is at 08:48 and sunset at 17:24. On the last day of December, sunrise is at 09:08 and sunset at 17:31 CET.
Sunshine
With an average of 3.2h of sunshine, December has the least sunshine of the year in Landerneau, France.UV index
In Landerneau, the average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: A maximum high UV index of 3 in December translates into the following recommendations:
Adopt protective measures - It is advised to guard against sun damage. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim. 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
Average temperature in December
Landerneau, France
- Average high temperature in December: 10.2°C
The warmest month (with the highest average high temperature) is July (20.1°C).
The month with the lowest average high temperature is January (9°C).
- Average low temperature in December: 6.5°C
The month with the highest average low temperature is August (13.2°C).
The coldest month (with the lowest average low temperature) is February (4.8°C).
Average pressure in December
Landerneau, France
- Average pressure in December: 1017.3mbar
The month with the highest atmospheric pressure is September (1018.3mbar).
The month with the lowest atmospheric pressure is November (1012mbar).
Average wind speed in December
Landerneau, France
- Average wind speed in December: 21.7km/h
The windiest months (with the highest average wind speed) are February and December (21.7km/h).
The calmest months (with the lowest average wind speed) are July and August (14.8km/h).
Average humidity in December
Landerneau, France
- Average humidity in December: 85%
The months with the highest relative humidity are January and December (85%).
The month with the lowest relative humidity is April (81%).
Average rainfall in December
Landerneau, France
- Average rainfall in December: 89mm
The wettest month (with the highest rainfall) is November (94mm).
The driest month (with the least rainfall) is September (29mm).
Average rainfall days in December
Landerneau, France
- Average rainfall days in December: 20.6 days
The month with the highest number of rainy days is November (21.1 days).
The month with the least rainy days is September (14.4 days).
Average snowfall in December
Landerneau, France
- Average snowfall in December: 6mm
The month with the highest snowfall is January (11mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Landerneau, France
- Average snowfall days in December: 1.1 days
The month with the highest number of snowfall days is February (2 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
Landerneau, France
- Average daylight in December: 8h and 24min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 3h and 12min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).
Average sunshine days in December
Landerneau, France
- Average sunshine days in December: 6.9 days
The month with the most sunshine days is September (11.2 days).
The month with the least sunshine days is November (5.9 days).
Average UV index in December
Landerneau, France
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 2).
Average cloud cover in December
Landerneau, France
- Average cloud cover in December: 62
The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is April (Cloud cover 45).
Average visibility in December
Landerneau, France
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).





