December weather forecast
Grougis, France

December

Weather in December

December, the first month of the winter in Grougis, is also a frosty month, with an average temperature varying between 6.4°C (43.5°F) and 2.2°C (36°F).

Temperature

Grougis's weather subtly changes with the onset of December, barely falling from 9.4°C (48.9°F) in November to a still frosty 6.4°C (43.5°F). Grougis, during December nights, observes a steady temperature, averaging at a cold 2.2°C (36°F).

Humidity

The most humid month in Grougis, France, is December, with an average relative humidity of 89%.

Rainfall

The month with the most rainfall is December, when the rain falls for 16 days and typically aggregates up to 64mm (2.52") of precipitation.

Snowfall

January through March, October through December are months with snowfall. In Grougis, in December, snow falls for 2.6 days, with typically accumulated 16mm (0.63") of snow. Throughout the year, in Grougis, there are 11.1 snowfall days, and 92mm (3.62") of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 8h and 12min of daylight.
On the first day of the month, sunrise is at 08:22 and sunset at 16:47. On the last day of December, in Grougis, sunrise is at 08:43 and sunset at 16:54 CET.

Sunshine

In Grougis, the average sunshine in December is 4h.

UV index

The months with the lowest UV index in Grougis 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 unsafe exposure to UV radiation for average individuals.
Note: In December, an average UV index of 2 transforms into the following instructions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.

Frequently asked questions

How cold is December in Grougis?
The high-temperature, in December, in Grougis, is 6.4°C (43.5°F), while the low-temperature averages to 2.2°C (36°F).
What is the most humid month in Grougis?
With an average relative humidity of 89%, December is the most humid month in Grougis, France.
What is the average humidity in December in Grougis?
In December, the average relative humidity is 89%.
What is the wettest month in Grougis?
The month with the most rainfall in Grougis is December, when the rain falls for 16 days and typically aggregates up to 64mm (2.52") of precipitation.
How many days does it rain in December in Grougis?
In Grougis, in December, during 16 rainfall days, 64mm (2.52") of precipitation is typically accumulated.
How many days does it snow in December in Grougis?
In December, it is snowing for 2.6 days. Throughout December, 16mm (0.63") of snow is accumulated.
What is the month with the shortest days in Grougis?
December has the shortest days of the year in Grougis, France, with an average of 8h and 12min of daylight.
What is the average length of the day in December in Grougis?
The average day length in December in Grougis, France, is 8h and 10min.
When are sunrise and sunset in December in Grougis?
In December, on the first day of the month, sunrise is at 08:22 and sunset at 16:47. On the last day of the month, in Grougis, sunrise is at 08:43 and sunset at 16:54 CET.
How long on average sun shines in December in Grougis?
The average sunshine duration in December in Grougis, France, is 4h.
What is the month with the lowest UV index in Grougis?
The months with the lowest UV index in Grougis are January, February, November and December, with an average maximum UV index of 2.
How high is the UV index in December in Grougis?
In Grougis, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December
Grougis, France
  • Average high temperature in December: 6.4°C

The warmest month (with the highest average high temperature) is August (23.1°C).
The month with the lowest average high temperature is January (5.3°C).

  • Average low temperature in December: 2.2°C

The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is January (0.9°C).

Average pressure in December
Grougis, France
  • Average pressure in December: 1017.3mbar

The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1012.9mbar).

Average wind speed in December
Grougis, France
  • Average wind speed in December: 17.3km/h

The windiest month (with the highest average wind speed) is February (17.4km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).

Average humidity in December
Grougis, France
  • Average humidity in December: 89%

The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (75%).

Average rainfall in December
Grougis, France
  • Average rainfall in December: 64mm

The wettest month (with the highest rainfall) is December (64mm).
The driest month (with the least rainfall) is April (26mm).

Average rainfall days in December
Grougis, France
  • Average rainfall days in December: 16 days

The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is September (12 days).

Average snowfall in December
Grougis, France
  • Average snowfall in December: 16mm

The month with the highest snowfall is January (36mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

Average snowfall days in December
Grougis, France
  • Average snowfall days in December: 2.6 days

The month with the highest number of snowfall days is February (3.8 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
Grougis, France
  • Average daylight in December: 8h and 1min

The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in December: 4h and 0min

The month with the most sunshine is August (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in December
Grougis, France
  • Average sunshine days in December: 10.5 days

The month with the most sunshine days is March (15.8 days).
The month with the least sunshine days is February (9.6 days).

Average UV index in December
Grougis, 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
Grougis, France
  • Average cloud cover in December: 61

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 40).

Average visibility in December
Grougis, France
  • Average visibility in December: 9km

The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January and November (8km).

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