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
Weather in December
Temperature
The arrival of December suggests a slight decrease in the average high-temperature, moving from a cool 10°C (50°F) in November to a chilly 7°C (44.6°F). Les Authieux-sur-le-Port-Saint-Ouen's nighttime temperatures in December see a subtle dip to an average of 2.6°C (36.7°F).Humidity
The months with the highest humidity are January and December, with an average relative humidity of 89%.Rainfall
December is the month with the most rainfall in Les Authieux-sur-le-Port-Saint-Ouen, France. Rain falls for 15.2 days and accumulates 45mm (1.77") of precipitation.Snowfall
Months with snowfall are January through April, November and December. In Les Authieux-sur-le-Port-Saint-Ouen, during December, snow falls for 1.5 days and regularly aggregates up to 24mm (0.94") of snow. Throughout the year, in Les Authieux-sur-le-Port-Saint-Ouen, there are 10 snowfall days, and 83mm (3.27") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 8h and 18min of daylight.On the first day of the month, sunrise is at 08:30 and sunset at 16:59. On the last day of December, in Les Authieux-sur-le-Port-Saint-Ouen, France, sunrise is at 08:50 and sunset at 17:06 CET.
Sunshine
The average sunshine in December in Les Authieux-sur-le-Port-Saint-Ouen is 4h.UV index
The months with the lowest UV index in Les Authieux-sur-le-Port-Saint-Ouen, France, are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum UV index of 2 during December translates into these guidelines:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Les Authieux-sur-le-Port-Saint-Ouen?
What is the most humid month in Les Authieux-sur-le-Port-Saint-Ouen?
What is the average humidity in December in Les Authieux-sur-le-Port-Saint-Ouen?
What is the rainiest month in Les Authieux-sur-le-Port-Saint-Ouen?
How many days does it rain in December in Les Authieux-sur-le-Port-Saint-Ouen?
How much does it snow in Les Authieux-sur-le-Port-Saint-Ouen in December?
What is the month with the shortest days in Les Authieux-sur-le-Port-Saint-Ouen?
What is the average length of the day in December in Les Authieux-sur-le-Port-Saint-Ouen?
When are sunrise and sunset in December in Les Authieux-sur-le-Port-Saint-Ouen?
How long on average sun shines in December in Les Authieux-sur-le-Port-Saint-Ouen?
What is the month with the lowest UV index in Les Authieux-sur-le-Port-Saint-Ouen?
What is the UV index reading in December in Les Authieux-sur-le-Port-Saint-Ouen?
Average temperature in December
Les Authieux-sur-le-Port-Saint-Ouen, France
- Average high temperature in December: 7°C
The warmest month (with the highest average high temperature) is August (22.4°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in December: 2.6°C
The month with the highest average low temperature is August (13°C).
The coldest month (with the lowest average low temperature) is January (1.3°C).
Average pressure in December
Les Authieux-sur-le-Port-Saint-Ouen, France
- Average pressure in December: 1017.4mbar
The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1012.6mbar).
Average wind speed in December
Les Authieux-sur-le-Port-Saint-Ouen, France
- Average wind speed in December: 17.1km/h
The windiest month (with the highest average wind speed) is February (17.5km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).
Average humidity in December
Les Authieux-sur-le-Port-Saint-Ouen, France
- Average humidity in December: 89%
The months with the highest relative humidity are January and December (89%).
The month with the lowest relative humidity is August (78%).
Average rainfall in December
Les Authieux-sur-le-Port-Saint-Ouen, France
- Average rainfall in December: 45mm
The wettest month (with the highest rainfall) is December (45mm).
The driest months (with the least rainfall) are April and September (21mm).
Average rainfall days in December
Les Authieux-sur-le-Port-Saint-Ouen, France
- Average rainfall days in December: 15.2 days
The month with the highest number of rainy days is July (17.5 days).
The month with the least rainy days is February (11.8 days).
Average snowfall in December
Les Authieux-sur-le-Port-Saint-Ouen, France
- Average snowfall in December: 24mm
The month with the highest snowfall is January (27mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Les Authieux-sur-le-Port-Saint-Ouen, France
- Average snowfall days in December: 1.5 days
The month with the highest number of snowfall days is February (3.8 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
Les Authieux-sur-le-Port-Saint-Ouen, France
- Average daylight in December: 8h and 2min
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 18min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is June (Average sunshine: 9h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Les Authieux-sur-le-Port-Saint-Ouen, France
- Average sunshine days in December: 11.7 days
The month with the most sunshine days is September (13.8 days).
The month with the least sunshine days is June (9.6 days).
Average UV index in December
Les Authieux-sur-le-Port-Saint-Ouen, France
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Les Authieux-sur-le-Port-Saint-Ouen, France
- Average cloud cover in December: 61
The months with the most cloud cover are January and November (Cloud cover 62).
The months with the least cloud cover are August and September (Cloud cover 44).
Average visibility in December
Les Authieux-sur-le-Port-Saint-Ouen, France
- Average visibility in December: 9km
The months with the highest visibility are February, March, April and December (9km).
The months with the lowest visibility are January, May, June, July, August, September, October and November (8km).
Les Authieux-sur-le-Port-Saint-Ouen, France
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