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
As December begins, there is a minor decrease in the average high-temperature, softly falling from a frosty 9.5°C (49.1°F) in November to a cold 5.5°C (41.9°F). Valff registers a steady nighttime temperature averaging a still wintry 0.8°C (33.4°F) throughout December.Humidity
The months with the highest humidity are January and December, with an average relative humidity of 86%.Rainfall
In December, in Valff, the rain falls for 14.3 days. Throughout December, 50mm (1.97") of precipitation is accumulated. Throughout the year, there are 162.7 rainfall days, and 492mm (19.37") of precipitation is accumulated.Snowfall
January through March, October through December are months with snowfall in Valff. The month with the most snowfall is December, when snow falls for 4.4 days and typically aggregates up to 40mm (1.57") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 24min of daylight.On the first day of December in Valff, France, sunrise is at 08:00 and sunset at 16:37. On the last day of the month, sunrise is at 08:21 and sunset at 16:44 CET.
Sunshine
In Valff, France, the average sunshine in December is 4.6h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Valff?
What is the most humid month in Valff?
What is the average humidity in December in Valff?
How many days does it rain in December in Valff?
What is the snowiest month in Valff?
How many days does it snow in December in Valff?
What is the month with the shortest days in Valff?
How many hours of daylight does Valff have in December?
When is the sunrise / sunset in December in Valff?
How many hours of sunshine does Valff have in December?
What is the month with the lowest UV index in Valff?
What is the UV index intensity in December in Valff?
Average temperature in December
Valff, France
- Average high temperature in December: 5.5°C
The warmest month (with the highest average high temperature) is August (24.9°C).
The month with the lowest average high temperature is January (4.3°C).
- Average low temperature in December: 0.8°C
The month with the highest average low temperature is August (13.8°C).
The coldest month (with the lowest average low temperature) is January (-0.7°C).
Average pressure in December
Valff, France
- Average pressure in December: 1019.8mbar
The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is November (1015.2mbar).
Average wind speed in December
Valff, France
- Average wind speed in December: 10.7km/h
The windiest month (with the highest average wind speed) is February (11km/h).
The calmest month (with the lowest average wind speed) is August (7.4km/h).
Average humidity in December
Valff, France
- Average humidity in December: 86%
The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are April, July and August (73%).
Average rainfall in December
Valff, France
- Average rainfall in December: 50mm
The wettest months (with the highest rainfall) are June and July (56mm).
The driest month (with the least rainfall) is September (26mm).
Average rainfall days in December
Valff, France
- Average rainfall days in December: 14.3 days
The months with the highest number of rainy days are May and July (17.1 days).
The month with the least rainy days is September (10.5 days).
Average snowfall in December
Valff, France
- Average snowfall in December: 40mm
The month with the highest snowfall is December (40mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in December
Valff, France
- Average snowfall days in December: 4.4 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Valff, France
- Average daylight in December: 8h and 2min
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: 4h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).
Average sunshine days in December
Valff, France
- Average sunshine days in December: 13.1 days
The month with the most sunshine days is October (17.3 days).
The month with the least sunshine days is July (10.8 days).
Average UV index in December
Valff, France
- Average UV index in December: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Valff, France
- Average cloud cover in December: 54
The months with the most cloud cover are January and December (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Valff, France
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (9km).
The months with the lowest visibility are January and December (8km).
Valff, France
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