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 dawn of December sees an average high-temperature of a frosty 7.5°C (45.5°F), subtly contrasting with November's 10.2°C (50.4°F). Nights in Saint-Vaast-du-Val during December maintain a steady temperature, averaging at a cold 2.9°C (37.2°F).Humidity
The months with the highest humidity are January and December, with an average relative humidity of 89%.Rainfall
The month with the most rainfall is December, when the rain falls for 16.2 days and typically aggregates up to 60mm (2.36") of precipitation.Snowfall
January through March, November and December are months with snowfall. In Saint-Vaast-du-Val, in December, snow falls for 1.3 days, with typically accumulated 12mm (0.47") of snow. Throughout the year, in Saint-Vaast-du-Val, there are 7 snowfall days, and 43mm (1.69") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 12min of daylight.On the first day of the month, sunrise is at 08:31 and sunset at 16:58. On the last day of December, in Saint-Vaast-du-Val, sunrise is at 08:52 and sunset at 17:05 CET.
Sunshine
In Saint-Vaast-du-Val, the average sunshine in December is 3.9h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Saint-Vaast-du-Val. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Saint-Vaast-du-Val?
What are the most humid months in Saint-Vaast-du-Val?
What is the average humidity in December in Saint-Vaast-du-Val?
What is the rainiest month in Saint-Vaast-du-Val?
How much does it rain in Saint-Vaast-du-Val in December?
How much does it snow in Saint-Vaast-du-Val in December?
What is the month with the shortest days in Saint-Vaast-du-Val?
What is the average length of the day in December in Saint-Vaast-du-Val?
When is the sunrise / sunset in December in Saint-Vaast-du-Val?
How many hours of sunshine does Saint-Vaast-du-Val have in December?
What are the months with the lowest UV index in Saint-Vaast-du-Val?
What is the UV index intensity in December in Saint-Vaast-du-Val?
Average temperature in December
Saint-Vaast-du-Val, France
- Average high temperature in December: 7.5°C
The warmest month (with the highest average high temperature) is August (22.1°C).
The month with the lowest average high temperature is January (6.4°C).
- Average low temperature in December: 2.9°C
The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is January (1.4°C).
Average pressure in December
Saint-Vaast-du-Val, France
- Average pressure in December: 1017.3mbar
The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).
Average wind speed in December
Saint-Vaast-du-Val, France
- Average wind speed in December: 17.3km/h
The windiest month (with the highest average wind speed) is February (17.7km/h).
The calmest month (with the lowest average wind speed) is August (11.5km/h).
Average humidity in December
Saint-Vaast-du-Val, 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 (79%).
Average rainfall in December
Saint-Vaast-du-Val, France
- Average rainfall in December: 60mm
The wettest month (with the highest rainfall) is December (60mm).
The driest month (with the least rainfall) is September (24mm).
Average rainfall days in December
Saint-Vaast-du-Val, France
- Average rainfall days in December: 16.2 days
The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is September (12.1 days).
Average snowfall in December
Saint-Vaast-du-Val, France
- Average snowfall in December: 12mm
The month with the highest snowfall is January (14mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Saint-Vaast-du-Val, France
- Average snowfall days in December: 1.3 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Saint-Vaast-du-Val, 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: 3h and 5min
The months with the most sunshine are June and July (Average sunshine: 9h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 36min).
Average sunshine days in December
Saint-Vaast-du-Val, France
- Average sunshine days in December: 11.8 days
The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is July (9.4 days).
Average UV index in December
Saint-Vaast-du-Val, France
- Average UV index in December: 2
The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Saint-Vaast-du-Val, France
- Average cloud cover in December: 62
The months with the most cloud cover are January and November (Cloud cover 64).
The month with the least cloud cover is April (Cloud cover 46).
Average visibility in December
Saint-Vaast-du-Val, 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).
Saint-Vaast-du-Val, France
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