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
A subtle shift in Gruffy's weather is observed as November turns into December, with the average high temperature reducing from a chilly 8.8°C (47.8°F) to a wintry 4.5°C (40.1°F). Throughout December, the nighttime temperature averages to a subzero cold -2.4°C (27.7°F).Humidity
In Gruffy, the average relative humidity in December is 83%.Rainfall
December is the month with the most rainfall. Rain falls for 12.5 days and accumulates 119mm (4.69") of precipitation.Snowfall
January through May, September through December are months with snowfall. December is the month with the most snowfall in Gruffy, France. Snow falls for 5.5 days and accumulates 171mm (6.73") of snow.Daylight
December has the shortest days of the year in Gruffy, with an average of 8h and 42min of daylight.On the first day of December in Gruffy, sunrise is at 07:56 and sunset at 16:53. On the last day of the month, sunrise is at 08:16 and sunset at 17:01 CET.
Sunshine
December has the least sunshine of the year, with an average of 5.3h of sunshine.UV index
The months with the lowest UV index in Gruffy, France, are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: A typical high UV index of 2 in December suggests the following recommendations:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Gruffy?
What is the average humidity in December in Gruffy?
What is the wettest month in Gruffy?
How many days does it rain in December in Gruffy?
What is the snowiest month in Gruffy?
How many days does it snow in December in Gruffy?
What is the month with the shortest days in Gruffy?
What is the average length of the day in December in Gruffy?
When are sunrise and sunset in December in Gruffy?
What is the month with the least sunshine in Gruffy?
How many hours of sunshine does Gruffy have in December?
What are the months with the lowest UV index in Gruffy?
What is the UV index intensity in December in Gruffy?
Average temperature in December
Gruffy, France
- Average high temperature in December: 4.5°C
The warmest month (with the highest average high temperature) is August (23.6°C).
The month with the lowest average high temperature is January (3.1°C).
- Average low temperature in December: -2.4°C
The month with the highest average low temperature is August (11°C).
The coldest month (with the lowest average low temperature) is February (-4°C).
Average pressure in December
Gruffy, France
- Average pressure in December: 1021.1mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in December
Gruffy, France
- Average wind speed in December: 7.3km/h
The windiest months (with the highest average wind speed) are February and March (7.5km/h).
The calmest month (with the lowest average wind speed) is August (5.7km/h).
Average humidity in December
Gruffy, France
- Average humidity in December: 83%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (75%).
Average rainfall in December
Gruffy, France
- Average rainfall in December: 119mm
The wettest month (with the highest rainfall) is December (119mm).
The driest month (with the least rainfall) is September (47mm).
Average rainfall days in December
Gruffy, France
- Average rainfall days in December: 12.5 days
The month with the highest number of rainy days is May (19.6 days).
The month with the least rainy days is October (11.6 days).
Average snowfall in December
Gruffy, France
- Average snowfall in December: 171mm
The month with the highest snowfall is December (171mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in December
Gruffy, France
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (7.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Gruffy, France
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is August (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in December
Gruffy, France
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is June (7.6 days).
Average UV index in December
Gruffy, France
- Average UV index in December: 2
The months with the highest UV index are June and 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
Gruffy, France
- Average cloud cover in December: 43
The months with the most cloud cover are January and December (Cloud cover 43).
The month with the least cloud cover is August (Cloud cover 26).
Average visibility in December
Gruffy, France
- Average visibility in December: 8km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, February, May, June, July, September, October, November and December (8km).
Gruffy, France
Weather forecast for your location
2. Allow the app to use your location
