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
With the advent of December, Outreau's high-temperatures adjust to a frosty 8.5°C (47.3°F), closely aligning with the preceding month. In Outreau, December nights maintain a consistent temperature, with an average low of 5.9°C (42.6°F).Humidity
January, June and December, with an average relative humidity of 83%, are the most humid months in Outreau, France.Rainfall
The month with the most rainfall in Outreau, France, is December, when the rain falls for 16.7 days and typically aggregates up to 54mm (2.13") of precipitation.Snowfall
January through March, November and December are months with snowfall. In Outreau, during December, snow falls for 1 days and regularly aggregates up to 4mm (0.16") of snow. Throughout the year, there are 7.4 snowfall days, and 40mm (1.57") of snow is accumulated.Daylight
December has the shortest days of the year in Outreau, with an average of 8h and 6min of daylight.On the first day of December, sunrise is at 08:34 and sunset at 16:51. On the last day of the month, sunrise is at 08:55 and sunset at 16:58 CET.
Sunshine
In December, the average sunshine in Outreau is 4.3h.UV index
In December, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: An average maximum UV index of 3 in December leads to these recommendations:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Outreau in December?
What are the most humid months in Outreau?
What is the average humidity in December in Outreau?
What is the wettest month in Outreau?
How many days does it rain in December in Outreau?
How much does it snow in Outreau in December?
What is the month with the shortest days in Outreau?
How many hours of daylight does Outreau have in December?
When is the sunrise / sunset in December in Outreau?
How long on average sun shines in December in Outreau?
What is the UV index intensity in December in Outreau?
Average temperature in December
Outreau, 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
Outreau, 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
Outreau, 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
Outreau, 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
Outreau, 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
Outreau, 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
Outreau, 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
Outreau, 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
Outreau, 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
Outreau, 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
Outreau, 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
Outreau, 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
Outreau, 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).
