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
In Grans, the average high-temperature in December gently drops from a moderate 14.4°C (57.9°F) in November to a fresh 10.7°C (51.3°F). Grans experiences a mean temperature of 5.2°C (41.4°F) during December nights.Humidity
The months with the highest humidity are November and December, with an average relative humidity of 76%.Rainfall
In Grans, during December, the rain falls for 10.4 days and regularly aggregates up to 36mm (1.42") of precipitation. In Grans, during the entire year, the rain falls for 104.8 days and collects up to 402mm (15.83") of precipitation.Snowfall
Months with snowfall in Grans, France, are January through March and December. December is the first month it typically snows. Throughout December, in the average 0.2 snowfall days, it receives 1mm (0.04") of snow. In Grans, during the entire year, snow falls for 1.5 days and aggregates up to 11mm (0.43") of snow.Daylight
The month with the shortest days in Grans is December, with an average of 9h and 0min of daylight.On the first day of the month, sunrise is at 07:53 and sunset at 17:04. On the last day of December, in Grans, sunrise is at 08:12 and sunset at 17:12 CET.
Sunshine
In Grans, the average sunshine in December is 6.3h.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Grans. A UV Index of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: In December, the maximum UV index of 3 suggests this advice:
Guard yourself - Precautionary measures against sun damage are advocated. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes. Be alert to the fact! The reflection from snow can nearly double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Grans in December?
What is the most humid month in Grans?
What is the average humidity in December in Grans?
How many days does it rain in December in Grans?
When does it start snowing in Grans?
What is the month with the shortest days in Grans?
What is the average length of the day in December in Grans?
When are sunrise and sunset in December in Grans?
How many hours of sunshine does Grans have in December?
What are the months with the lowest UV index in Grans?
What is the UV index intensity in December in Grans?
Average temperature in December
Grans, France
- Average high temperature in December: 10.7°C
The warmest month (with the highest average high temperature) is July (29.6°C).
The month with the lowest average high temperature is January (9.7°C).
- Average low temperature in December: 5.2°C
The month with the highest average low temperature is July (19.4°C).
The coldest month (with the lowest average low temperature) is February (4°C).
Average pressure in December
Grans, France
- Average pressure in December: 1019.7mbar
The month with the highest atmospheric pressure is December (1019.7mbar).
The months with the lowest atmospheric pressure are April and November (1014.6mbar).
Average wind speed in December
Grans, France
- Average wind speed in December: 15.2km/h
The windiest month (with the highest average wind speed) is February (17.9km/h).
The calmest month (with the lowest average wind speed) is August (12.8km/h).
Average humidity in December
Grans, France
- Average humidity in December: 76%
The months with the highest relative humidity are November and December (76%).
The months with the lowest relative humidity are July and August (57%).
Average rainfall in December
Grans, France
- Average rainfall in December: 36mm
The wettest month (with the highest rainfall) is November (69mm).
The driest months (with the least rainfall) are July and August (16mm).
Average rainfall days in December
Grans, France
- Average rainfall days in December: 10.4 days
The month with the highest number of rainy days is November (11.1 days).
The months with the least rainy days are July and August (5.9 days).
Average snowfall in December
Grans, France
- Average snowfall in December: 1mm
The month with the highest snowfall is January (7mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Grans, France
- Average snowfall days in December: 0.2 days
The month with the highest number of snowfall days is February (0.8 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
Grans, France
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 6h and 2min
The month with the most sunshine is July (Average sunshine: 12h and 0min).
The months with the least sunshine are January and November (Average sunshine: 6h and 6min).
Average sunshine days in December
Grans, France
- Average sunshine days in December: 18.4 days
The months with the most sunshine days are July and August (22.3 days).
The month with the least sunshine days is February (17.2 days).
Average UV index in December
Grans, France
- Average UV index in December: 3
The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Grans, France
- Average cloud cover in December: 31
The month with the most cloud cover is November (Cloud cover 35).
The months with the least cloud cover are July and August (Cloud cover 11).
Average visibility in December
Grans, 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).
