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
Saint-Quay-Portrieux's transition from November to December introduces an average high-temperature of a frosty 9.4°C (48.9°F), marking an insignificant variation from the 11.8°C (53.2°F). Consistently, Saint-Quay-Portrieux reports average nighttime temperatures of 5.6°C (42.1°F) during December, a marginal step down from its daytime highs.Humidity
The months with the highest humidity are January, November and December, with an average relative humidity of 85%.Rainfall
In Saint-Quay-Portrieux, during December, the rain falls for 16.1 days and regularly aggregates up to 44mm (1.73") of precipitation. Throughout the year, there are 175 rainfall days, and 425mm (16.73") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall in Saint-Quay-Portrieux, France. In Saint-Quay-Portrieux, France, in December, snow falls for 1 days, with typically accumulated 12mm (0.47") of snow. Throughout the year, there are 5.8 snowfall days, and 35mm (1.38") of snow is accumulated.Sea temperature
In Saint-Quay-Portrieux, France, in December, the average water temperature is 12.2°C (54°F).Note: It is advised against swimming in 12.2°C (54°F) when it drops below 10°C (50°F). Such temperatures can cause extreme cold shock, leading to hyperventilation.
Daylight
The month with the shortest days in Saint-Quay-Portrieux is December, with an average of 8h and 24min of daylight.On the first day of the month, sunrise is at 08:43 and sunset at 17:17. On the last day of December, sunrise is at 09:03 and sunset at 17:25 CET.
Sunshine
In December, the average sunshine in Saint-Quay-Portrieux, France, is 3.8h.UV index
The months with the lowest UV index 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 unprotected exposure to Sun's UV rays for average individuals.Note: The maximum daily UV index of 2 during December translates into the following directions:
Extended exposure to the sun should always be avoided by children, infants, and those with sensitive skin. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Be alert! Nearly double the UV rays from the Sun can be reflected by snow.
Frequently asked questions
What is the usual temperature for Saint-Quay-Portrieux in December?
What is the most humid month in Saint-Quay-Portrieux?
What is the average humidity in December in Saint-Quay-Portrieux?
How much does it rain in Saint-Quay-Portrieux in December?
How much does it snow in Saint-Quay-Portrieux in December?
What is the sea water temperature in December in Saint-Quay-Portrieux?
What is the month with the shortest days in Saint-Quay-Portrieux?
How many hours of daylight does Saint-Quay-Portrieux have in December?
When is the sunrise / sunset in December in Saint-Quay-Portrieux?
How long on average sun shines in December in Saint-Quay-Portrieux?
What is the month with the lowest UV index in Saint-Quay-Portrieux?
What is the UV index intensity in December in Saint-Quay-Portrieux?
Average temperature in December
Saint-Quay-Portrieux, France
- Average high temperature in December: 9.4°C
The warmest month (with the highest average high temperature) is August (20.6°C).
The month with the lowest average high temperature is January (8.5°C).
- Average low temperature in December: 5.6°C
The month with the highest average low temperature is August (12.9°C).
The coldest month (with the lowest average low temperature) is February (3.8°C).
Average pressure in December
Saint-Quay-Portrieux, France
- Average pressure in December: 1017.7mbar
The month with the highest atmospheric pressure is September (1018.3mbar).
The month with the lowest atmospheric pressure is November (1012.3mbar).
Average wind speed in December
Saint-Quay-Portrieux, France
- Average wind speed in December: 21.2km/h
The windiest month (with the highest average wind speed) is February (21.3km/h).
The calmest month (with the lowest average wind speed) is August (13.8km/h).
Average humidity in December
Saint-Quay-Portrieux, France
- Average humidity in December: 85%
The months with the highest relative humidity are January, November and December (85%).
The month with the lowest relative humidity is September (81%).
Average rainfall in December
Saint-Quay-Portrieux, France
- Average rainfall in December: 44mm
The wettest month (with the highest rainfall) is November (50mm).
The driest month (with the least rainfall) is September (18mm).
Average rainfall days in December
Saint-Quay-Portrieux, France
- Average rainfall days in December: 16.1 days
The month with the highest number of rainy days is November (17.4 days).
The month with the least rainy days is September (11 days).
Average snowfall in December
Saint-Quay-Portrieux, France
- Average snowfall in December: 12mm
The month with the highest snowfall is February (13mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Saint-Quay-Portrieux, France
- Average snowfall days in December: 1 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in December
Saint-Quay-Portrieux, France
- Average sea temperature in December: 12.2°C
The best month for swimming (with the highest average sea temperature) is September (18°C).
The coldest months (with the lowest average sea temperature) are February and March (9°C).
Average daylight in December /
Average sunshine in December
Saint-Quay-Portrieux, France
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Saint-Quay-Portrieux, France
- Average sunshine days in December: 11.2 days
The month with the most sunshine days is May (15.1 days).
The month with the least sunshine days is November (8.3 days).
Average UV index in December
Saint-Quay-Portrieux, France
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Saint-Quay-Portrieux, France
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 42).
Average visibility in December
Saint-Quay-Portrieux, 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).
Saint-Quay-Portrieux, France
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