December weather forecastIssendolus, France

December

Weather in December

December, the first month of the winter in Issendolus, is still a chilly month, with an average temperature ranging between min 2.7°C (36.9°F) and max 8.7°C (47.7°F).

Temperature

December is characterized by a mild reduction in the average high-temperature, from a cool 12.2°C (54°F) in November to a chilly 8.7°C (47.7°F). Throughout the month of December, Issendolus expects an average low of 2.7°C (36.9°F).

Humidity

The months with the highest humidity in Issendolus are January, November and December, with an average relative humidity of 87%.

Rainfall

In Issendolus, in December, during 13.3 rainfall days, 41mm (1.61") of precipitation is typically accumulated. In Issendolus, France, during the entire year, the rain falls for 148 days and collects up to 391mm (15.39") of precipitation.

Snowfall

January, February, November and December are months with snowfall. In Issendolus, in December, snow falls for 0.9 days, with typically accumulated 5mm (0.2") of snow. Throughout the year, there are 4.5 snowfall days, and 21mm (0.83") of snow is accumulated.

Daylight

The month with the shortest days is December, with an average of 8h and 54min of daylight.
On the first day of the month, sunrise is at 08:10 and sunset at 17:13. On the last day of December, in Issendolus, France, sunrise is at 08:30 and sunset at 17:22 CET.

Sunshine

In Issendolus, France, the average sunshine in December is 4.7h.

UV index

The months with the lowest UV index in Issendolus, France, are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the maximum UV index of 2 transforms into these recommendations:
Those with sensitive skin, infants, and children require constant safeguarding from prolonged sun exposure. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Take note! UV radiation from the Sun can double in intensity due to snow reflection.

Frequently asked questions

An average high-temperature, in December, in Issendolus, is 8.7°C (47.7°F) and the average low-temperature is 2.7°C (36.9°F). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is calculated to be 30°C (86°F).

January, November and December, with an average relative humidity of 87%, are most humid months in Issendolus.

In Issendolus, France, the average relative humidity in December is 87%.

In December, in Issendolus, the rain falls for 13.3 days. Throughout December, 41mm (1.61") of precipitation is accumulated.

In Issendolus, France, in December, snow falls for 0.9 days, with typically accumulated 5mm (0.2") of snow.

The month with the shortest days is December, with an average of 8h and 54min of daylight.

The average day length in December is 8h and 52min.

In December, on the first day of the month, sunrise is at 08:10 and sunset at 17:13. On the last day of the month, in Issendolus, France, sunrise is at 08:30 and sunset at 17:22 CET.

In December, the average sunshine duration is 4.7h.

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

In December, the average daily maximum UV index in Issendolus, France, is 2. A UV Index reading of 2, and below, represents 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
Issendolus, France

  • Average high temperature in December: 8.7°C

The warmest month (with the highest average high temperature) is August (27.7°C).
The month with the lowest average high temperature is January (7.8°C).

  • Average low temperature in December: 2.7°C

The month with the highest average low temperature is July (14.4°C).
The coldest month (with the lowest average low temperature) is February (1.2°C).

Average pressure in December
Issendolus, France

  • Average pressure in December: 1021.5mbar

The month with the highest atmospheric pressure is December (1021.5mbar).
The month with the lowest atmospheric pressure is November (1015.5mbar).

Average wind speed in December
Issendolus, France

  • Average wind speed in December: 8.9km/h

The windiest month (with the highest average wind speed) is March (9.8km/h).
The calmest months (with the lowest average wind speed) are August and September (7.1km/h).

Average humidity in December
Issendolus, France

  • Average humidity in December: 87%

The months with the highest relative humidity are January, November and December (87%).
The month with the lowest relative humidity is August (68%).

Average rainfall in December
Issendolus, France

  • Average rainfall in December: 41mm

The wettest month (with the highest rainfall) is November (42mm).
The driest month (with the least rainfall) is July (23mm).

Average rainfall days in December
Issendolus, France

  • Average rainfall days in December: 13.3 days

The month with the highest number of rainy days is May (14.6 days).
The months with the least rainy days are August and September (9.8 days).

Average snowfall in December
Issendolus, France

  • Average snowfall in December: 5mm

The month with the highest snowfall is January (6mm).
The months with the least snowfall are March, April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Issendolus, France

  • Average snowfall days in December: 0.9 days

The month with the highest number of snowfall days is February (1.8 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
Issendolus, France

  • Average daylight in December: 8h and 54min

The month with the longest days is June (Average daylight: 15h and 30min).
The month with the shortest days is December (Average daylight: 8h and 54min).

  • Average sunshine in December: 4h and 42min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January and November (Average sunshine: 4h and 30min).

Average sunshine days in December
Issendolus, France

  • Average sunshine days in December: 15.8 days

The month with the most sunshine days is September (18.8 days).
The month with the least sunshine days is November (13.4 days).

Average UV index in December
Issendolus, France

  • Average UV index in December: 2

The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December
Issendolus, France

  • Average cloud cover in December: 52

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 28).

Average visibility in December
Issendolus, France

  • Average visibility in December: 7km

The months with the highest visibility are July and August (9km).
The months with the lowest visibility are January, November and December (7km).