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 sea temperature 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
December's onset records a minor alteration in the average high-temperature to a cool 12°C (53.6°F) from November's 13.9°C (57°F). Ars-en-Ré marks an average drop to a frosty 9.5°C (49.1°F) during nighttime in December, following the high of the day.Humidity
In Ars-en-Ré, the average relative humidity in December is 78%.Rainfall
In Ars-en-Ré, in December, it is raining for 17.4 days, with typically 60mm (2.36") of accumulated precipitation. In Ars-en-Ré, during the entire year, the rain falls for 166.4 days and collects up to 487mm (19.17") of precipitation.Snowfall
Months with snowfall in Ars-en-Ré are February and December. December is the first month it typically snows in Ars-en-Ré. Throughout December, in the average 0.4 snowfall days, it receives 1mm (0.04") of snow. Throughout the year, in Ars-en-Ré, there are 0.9 snowfall days, and 4mm (0.16") of snow is accumulated.Sea temperature
In December, the average sea temperature in Ars-en-Ré is 13.1°C (55.6°F).Note: Diving into 13.1°C (55.6°F) is practical below 10°C (50°F), given you're wearing protective swim gear; without it, expect a quick onset of cold shock and a struggle to breathe. Merely touching waters at 13°C (55.4°F) feels ice-cold.
Daylight
The month with the shortest days is December, with an average of 8h and 42min of daylight.On the first day of December, sunrise is at 08:28 and sunset at 17:21. On the last day of the month, sunrise is at 08:48 and sunset at 17:29 CET.
Sunshine
In Ars-en-Ré, the average sunshine in December is 4.8h.UV index
January through April, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the ordinary person.Note: In December, an average UV index of 3 transforms into the following instructions:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Frequently asked questions
What is the usual temperature for Ars-en-Ré in December?
What is the average humidity in December in Ars-en-Ré?
How many days does it rain in December in Ars-en-Ré?
When does it start snowing in Ars-en-Ré?
How cold is the water in December in Ars-en-Ré?
What is the month with the shortest days in Ars-en-Ré?
How many hours of daylight does Ars-en-Ré have in December?
When is the sunrise / sunset in December in Ars-en-Ré?
How long on average sun shines in December in Ars-en-Ré?
What are the months with the lowest UV index in Ars-en-Ré?
How high is the UV index in December in Ars-en-Ré?
Average temperature in December
Ars-en-Ré, France
- Average high temperature in December: 12°C
The warmest month (with the highest average high temperature) is August (21.2°C).
The month with the lowest average high temperature is February (9.8°C).
- Average low temperature in December: 9.5°C
The month with the highest average low temperature is August (18.2°C).
The coldest month (with the lowest average low temperature) is February (7.1°C).
Average pressure in December
Ars-en-Ré, France
- Average pressure in December: 1019.9mbar
The month with the highest atmospheric pressure is December (1019.9mbar).
The month with the lowest atmospheric pressure is November (1014mbar).
Average wind speed in December
Ars-en-Ré, France
- Average wind speed in December: 27.5km/h
The windiest month (with the highest average wind speed) is December (27.5km/h).
The calmest month (with the lowest average wind speed) is August (17.9km/h).
Average humidity in December
Ars-en-Ré, France
- Average humidity in December: 78%
The months with the highest relative humidity are January and May (79%).
The month with the lowest relative humidity is September (74%).
Average rainfall in December
Ars-en-Ré, France
- Average rainfall in December: 60mm
The wettest month (with the highest rainfall) is November (78mm).
The driest month (with the least rainfall) is July (27mm).
Average rainfall days in December
Ars-en-Ré, France
- Average rainfall days in December: 17.4 days
The month with the highest number of rainy days is November (18.2 days).
The month with the least rainy days is September (9.8 days).
Average snowfall in December
Ars-en-Ré, France
- Average snowfall in December: 1mm
The month with the highest snowfall is February (3mm).
The months with the least snowfall are January, March, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Ars-en-Ré, France
- Average snowfall days in December: 0.4 days
The months with the highest number of snowfall days are February and December (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and November (0 days).
Average sea temperature in December
Ars-en-Ré, France
- Average sea temperature in December: 13.1°C
The best month for swimming (with the highest average sea temperature) is August (19.6°C).
The coldest month (with the lowest average sea temperature) is February (9.8°C).
Average daylight in December /
Average sunshine in December
Ars-en-Ré, France
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is November (Average sunshine: 4h and 42min).
Average sunshine days in December
Ars-en-Ré, France
- Average sunshine days in December: 11.7 days
The month with the most sunshine days is September (17.5 days).
The month with the least sunshine days is November (9.9 days).
Average UV index in December
Ars-en-Ré, France
- Average UV index in December: 3
The months with the highest UV index are May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).
Average cloud cover in December
Ars-en-Ré, France
- Average cloud cover in December: 51
The month with the most cloud cover is January (Cloud cover 54).
The months with the least cloud cover are August and September (Cloud cover 29).
Average visibility in December
Ars-en-Ré, France
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Ars-en-Ré, France
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