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
December brings a slight decrease in the average high-temperature, shifting from a fresh 10.3°C (50.5°F) in November to a frosty 6.8°C (44.2°F). Throughout December, Grimault records a steady low-temperature average of 2.1°C (35.8°F), a minor decrease from its daytime counterpart.Humidity
December is the most humid month in Grimault, with an average relative humidity of 88%.Rainfall
In Grimault, in December, it is raining for 14.5 days, with typically 49mm (1.93") of accumulated precipitation. In Grimault, during the entire year, the rain falls for 162.5 days and collects up to 468mm (18.43") of precipitation.Snowfall
January through March, November and December are months with snowfall. In Grimault, France, during December, snow falls for 2.4 days and regularly aggregates up to 19mm (0.75") of snow. In Grimault, during the entire year, snow falls for 9.1 days and aggregates up to 65mm (2.56") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 30min of daylight.On the first day of the month, sunrise is at 08:11 and sunset at 16:54. On the last day of December, in Grimault, sunrise is at 08:32 and sunset at 17:02 CET.
Sunshine
The average sunshine in December in Grimault, France, is 4h.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 estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for average individuals.Note: In December, the maximum UV index of 2 translates into these guidelines:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. To guard against the harmful effects of the Sun, minimize exposure during midday. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Grimault?
What is the most humid month in Grimault?
What is the average humidity in December in Grimault?
How many days does it rain in December in Grimault?
How much does it snow in Grimault in December?
What is the month with the shortest days in Grimault?
What is the average length of the day in December in Grimault?
What time are sunrise and sunset in December in Grimault?
How many hours of sunshine does Grimault have in December?
What are the months with the lowest UV index in Grimault?
What is the UV index intensity in December in Grimault?
Average temperature in December
Grimault, France
- Average high temperature in December: 6.8°C
The warmest month (with the highest average high temperature) is August (24.8°C).
The month with the lowest average high temperature is January (5.7°C).
- Average low temperature in December: 2.1°C
The month with the highest average low temperature is July (14.1°C).
The coldest month (with the lowest average low temperature) is January (0.8°C).
Average pressure in December
Grimault, France
- Average pressure in December: 1019.7mbar
The month with the highest atmospheric pressure is December (1019.7mbar).
The month with the lowest atmospheric pressure is November (1014.5mbar).
Average wind speed in December
Grimault, France
- Average wind speed in December: 14.9km/h
The windiest month (with the highest average wind speed) is February (15.4km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).
Average humidity in December
Grimault, France
- Average humidity in December: 88%
The month with the highest relative humidity is December (88%).
The month with the lowest relative humidity is August (71%).
Average rainfall in December
Grimault, France
- Average rainfall in December: 49mm
The wettest month (with the highest rainfall) is May (56mm).
The driest month (with the least rainfall) is September (25mm).
Average rainfall days in December
Grimault, France
- Average rainfall days in December: 14.5 days
The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is February (9.9 days).
Average snowfall in December
Grimault, France
- Average snowfall in December: 19mm
The month with the highest snowfall is January (24mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Grimault, France
- Average snowfall days in December: 2.4 days
The month with the highest number of snowfall days is January (3.1 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
Grimault, France
- Average daylight in December: 8h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is August (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Grimault, France
- Average sunshine days in December: 13.7 days
The month with the most sunshine days is March (17.8 days).
The month with the least sunshine days is June (10.4 days).
Average UV index in December
Grimault, France
- Average UV index in December: 2
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, November and December (UV index 2).
Average cloud cover in December
Grimault, France
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 61).
The months with the least cloud cover are August and September (Cloud cover 35).
Average visibility in December
Grimault, France
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, July, August, September and October (9km).
The months with the lowest visibility are January, May, June, November and December (8km).
