December weather forecastCaillac, France

December

Weather in December

December, the first month of the winter in Caillac, is still a chilly month, with an average temperature fluctuating between 3.1°C (37.6°F) and 9.1°C (48.4°F).

Temperature

In the transition to December, Caillac observes a minor drop in the average high-temperature, shifting from a cool 12.5°C (54.5°F) in November to a chilly 9.1°C (48.4°F). An average minimum temperature of 3.1°C (37.6°F) is recorded during the month of December.

Humidity

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

Rainfall

In December, the rain falls for 12.7 days. Throughout December, 44mm (1.73") of precipitation is accumulated. In Caillac, during the entire year, the rain falls for 158.9 days and collects up to 488mm (19.21") of precipitation.

Snowfall

January through March, November and December are months with snowfall. In Caillac, in December, during 0.8 snowfall days, 7mm (0.28") of snow is typically accumulated. In Caillac, during the entire year, snow falls for 5.3 days and aggregates up to 25mm (0.98") of snow.

Daylight

The month with the shortest days in Caillac is December, with an average of 8h and 54min of daylight.
On the first day of the month, sunrise is at 08:11 and sunset at 17:16. On the last day of December, in Caillac, sunrise is at 08:30 and sunset at 17:24 CET.

Sunshine

In December, the average sunshine is 4.7h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
Despite most people tolerating extended sun exposure, it is critical to always protect those with sensitive skin, infants, and children. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.

Frequently asked questions

In December, in Caillac, the average high-temperature is 9.1°C (48.4°F), and the average low-temperature is 3.1°C (37.6°F). The average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, in August is evaluated at 30°C (86°F).

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

In December, the average relative humidity is 87%.

In December, in Caillac, France, the rain falls for 12.7 days. Throughout December, 44mm (1.73") of precipitation is accumulated.

In December, in Caillac, France, it is snowing for 0.8 days. Throughout December, 7mm (0.28") of snow is accumulated.

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

The average day length in December in Caillac is 8h and 54min.

In December, on the first day of the month, sunrise is at 08:11 and sunset at 17:16. On the last day of the month, in Caillac, France, sunrise is at 08:30 and sunset at 17:24 CET.

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

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

In December, the average daily maximum UV index in Caillac, France, is 2. A UV Index 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
Caillac, France

  • Average high temperature in December: 9.1°C

The warmest month (with the highest average high temperature) is August (28°C).
The month with the lowest average high temperature is January (7.9°C).

  • Average low temperature in December: 3.1°C

The months with the highest average low temperature are July and August (15°C).
The coldest month (with the lowest average low temperature) is February (1.4°C).

Average pressure in December
Caillac, France

  • Average pressure in December: 1021.6mbar

The month with the highest atmospheric pressure is December (1021.6mbar).
The months with the lowest atmospheric pressure are April and November (1015.6mbar).

Average wind speed in December
Caillac, France

  • Average wind speed in December: 9.4km/h

The windiest month (with the highest average wind speed) is March (10.5km/h).
The calmest month (with the lowest average wind speed) is August (7.6km/h).

Average humidity in December
Caillac, France

  • Average humidity in December: 87%

The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (66%).

Average rainfall in December
Caillac, France

  • Average rainfall in December: 44mm

The wettest month (with the highest rainfall) is November (53mm).
The driest month (with the least rainfall) is February (28mm).

Average rainfall days in December
Caillac, France

  • Average rainfall days in December: 12.7 days

The month with the highest number of rainy days is May (15.5 days).
The month with the least rainy days is September (10.2 days).

Average snowfall in December
Caillac, France

  • Average snowfall in December: 7mm

The month with the highest snowfall is January (8mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Caillac, France

  • Average snowfall days in December: 0.8 days

The month with the highest number of snowfall days is February (1.9 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
Caillac, 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
Caillac, France

  • Average sunshine days in December: 16.5 days

The month with the most sunshine days is October (18.2 days).
The month with the least sunshine days is May (12.6 days).

Average UV index in December
Caillac, 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
Caillac, France

  • Average cloud cover in December: 51

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
Caillac, France

  • Average visibility in December: 7km

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