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 shift into December finds Grosville at an average high-temperature of a chilly 9.9°C (49.8°F), closely comparable to November's conditions. Grosville's nocturnal average in December closely mirrors its daytime temperatures, settling at a still frosty 7.5°C (45.5°F).Humidity
September, October and December, with an average relative humidity of 80%, are the least humid months.Rainfall
December is the month with the most rainfall in Grosville. Rain falls for 19.9 days and accumulates 67mm (2.64") of precipitation.Snowfall
Months with snowfall in Grosville are January through March, November and December. The month with the most snowfall in Grosville is December, when snow falls for 0.5 days and typically aggregates up to 8mm (0.31") of snow.Daylight
December has the shortest days of the year in Grosville, with an average of 8h and 12min of daylight.On the first day of December, sunrise is at 08:42 and sunset at 17:10. On the last day of the month, sunrise is at 09:03 and sunset at 17:17 CET.
Sunshine
In Grosville, the average sunshine in December is 3.6h.UV index
In December, the average daily maximum UV index in Grosville, France, is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The UV index of 3 during December leads to these advisories:
Guard yourself - Precautionary measures against sun damage are advocated. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Opt for tightly woven and loose clothing to enhance protection from the Sun. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
What are December temperatures in Grosville?
What are the least humid months in Grosville?
What is the average humidity in December in Grosville?
What is the wettest month in Grosville?
How many days does it rain in December in Grosville?
What is the snowiest month in Grosville?
How much does it snow in Grosville in December?
What is the month with the shortest days in Grosville?
What is the average length of the day in December in Grosville?
When is the sunrise / sunset in December in Grosville?
How many hours of sunshine does Grosville have in December?
What is the UV index reading in December in Grosville?
Average temperature in December
Grosville, France
- Average high temperature in December: 9.9°C
The warmest month (with the highest average high temperature) is August (19.2°C).
The month with the lowest average high temperature is February (8.5°C).
- Average low temperature in December: 7.5°C
The month with the highest average low temperature is August (14.9°C).
The coldest month (with the lowest average low temperature) is February (5.7°C).
Average pressure in December
Grosville, France
- Average pressure in December: 1016.5mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1011.6mbar).
Average wind speed in December
Grosville, France
- Average wind speed in December: 29km/h
The windiest month (with the highest average wind speed) is December (29km/h).
The calmest months (with the lowest average wind speed) are July and August (18.4km/h).
Average humidity in December
Grosville, France
- Average humidity in December: 80%
The month with the highest relative humidity is June (83%).
The months with the lowest relative humidity are September, October and December (80%).
Average rainfall in December
Grosville, France
- Average rainfall in December: 67mm
The wettest month (with the highest rainfall) is December (67mm).
The driest month (with the least rainfall) is May (24mm).
Average rainfall days in December
Grosville, France
- Average rainfall days in December: 19.9 days
The month with the highest number of rainy days is December (19.9 days).
The month with the least rainy days is May (12.1 days).
Average snowfall in December
Grosville, France
- Average snowfall in December: 8mm
The month with the highest snowfall is December (8mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Grosville, France
- Average snowfall days in December: 0.5 days
The months with the highest number of snowfall days are January and February (1.3 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
Grosville, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 24min).
Average sunshine days in December
Grosville, France
- Average sunshine days in December: 8.4 days
The month with the most sunshine days is May (16.8 days).
The month with the least sunshine days is November (6.9 days).
Average UV index in December
Grosville, France
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).
Average cloud cover in December
Grosville, France
- Average cloud cover in December: 62
The months with the most cloud cover are January, November and December (Cloud cover 62).
The month with the least cloud cover is July (Cloud cover 38).
Average visibility in December
Grosville, France
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and November (10km).
The months with the lowest visibility are January and December (9km).
Grosville, France
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