December weather forecastVertou, France

December

Weather in December

December, the first month of the winter in Vertou, is still a cool month, with an average temperature ranging between min 4.9°C (40.8°F) and max 10°C (50°F).

Temperature

December observes an average high-temperature of a still fresh 10°C (50°F), marking an insignificant difference from November's 12.7°C (54.9°F). In December, the nighttime temperature lowers to an average of 4.9°C (40.8°F).

Humidity

January and December, with an average relative humidity of 86%, are the most humid months in Vertou.

Rainfall

The month with the most rainfall is December, when the rain falls for 14.5 days and typically aggregates up to 66mm (2.6") of precipitation.

Snowfall

March, May through October and December are months without snowfall.

Daylight

December has the shortest days of the year in Vertou, France, with an average of 8h and 36min of daylight.
On the first day of December, sunrise is at 08:32 and sunset at 17:18. On the last day of the month, sunrise is at 08:52 and sunset at 17:26 CET.

Sunshine

The average sunshine in December in Vertou is 4.7h.

UV index

The months with the lowest UV index in Vertou are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.

Frequently asked questions

The high-temperature, in December, in Vertou, records 10°C (50°F), while the low-temperature is 4.9°C (40.8°F).

January and December, with an average relative humidity of 86%, are most humid months in Vertou, France.

In December, the average relative humidity is 86%.

The month with the most rainfall is December, when the rain falls for 14.5 days and typically aggregates up to 66mm (2.6") of precipitation.

In Vertou, during December, the rain falls for 14.5 days and regularly aggregates up to 66mm (2.6") of precipitation.

In Vertou, snow does not fall in March, May through October and December.

In December, it doesn't snow. November is the latest month when it typically snows.

December has the shortest days of the year, with an average of 8h and 36min of daylight.

The average day length in December in Vertou is 8h and 34min.

On the first day of December in Vertou, France, sunrise is at 08:32 and sunset at 17:18. On the last day of the month, sunrise is at 08:52 and sunset at 17:26 CET.

In Vertou, the average sunshine duration in December is 4.7h.

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

In December, the average daily maximum UV index is 2. A UV Index value of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation.
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
Vertou, France

  • Average high temperature in December: 10°C

The warmest month (with the highest average high temperature) is August (24.3°C).
The month with the lowest average high temperature is January (8.9°C).

  • Average low temperature in December: 4.9°C

The months with the highest average low temperature are July and August (14°C).
The coldest month (with the lowest average low temperature) is February (2.9°C).

Average pressure in December
Vertou, France

  • Average pressure in December: 1019.2mbar

The month with the highest atmospheric pressure is December (1019.2mbar).
The month with the lowest atmospheric pressure is November (1013.5mbar).

Average wind speed in December
Vertou, France

  • Average wind speed in December: 17.1km/h

The windiest month (with the highest average wind speed) is February (18km/h).
The calmest month (with the lowest average wind speed) is August (11.8km/h).

Average humidity in December
Vertou, France

  • Average humidity in December: 86%

The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are August and September (74%).

Average rainfall in December
Vertou, France

  • Average rainfall in December: 66mm

The wettest month (with the highest rainfall) is December (66mm).
The driest month (with the least rainfall) is September (21mm).

Average rainfall days in December
Vertou, France

  • Average rainfall days in December: 14.5 days

The month with the highest number of rainy days is January (16.3 days).
The month with the least rainy days is September (8.2 days).

Average snowfall in December
Vertou, France

  • Average snowfall in December: 0mm

The month with the highest snowfall is January (2mm).
The months with the least snowfall are March, May, June, July, August, September, October and December (0mm).

Average snowfall days in December
Vertou, France

  • Average snowfall days in December: 0.2 days

The months with the highest number of snowfall days are January and February (0.5 days).
The months with the least snowfall days are March, May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Vertou, France

  • Average daylight in December: 8h and 36min

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 36min).

  • Average sunshine in December: 4h and 42min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in December
Vertou, France

  • Average sunshine days in December: 14.3 days

The month with the most sunshine days is September (20.2 days).
The month with the least sunshine days is November (11.6 days).

Average UV index in December
Vertou, 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
Vertou, France

  • Average cloud cover in December: 51

The month with the most cloud cover is January (Cloud cover 55).
The month with the least cloud cover is September (Cloud cover 34).

Average visibility in December
Vertou, France

  • Average visibility in December: 9km

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