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 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
December
Weather in December
Temperature
With the onset of December, Saint-Juan's climate undergoes a slight change as the average high-temperature moves from a frosty 9.2°C (48.6°F) in November to a wintry 5.6°C (42.1°F). In Saint-Juan, the average nighttime temperature during December is a still cold 0.5°C (32.9°F).Humidity
The months with the highest humidity in Saint-Juan are January and December, with an average relative humidity of 87%.Rainfall
In Saint-Juan, in December, during 13.5 rainfall days, 79mm (3.11") of precipitation is typically accumulated. In Saint-Juan, during the entire year, the rain falls for 173.9 days and collects up to 719mm (28.31") of precipitation.Snowfall
January through March, October through December are months with snowfall. In December, in Saint-Juan, France, it is snowing for 3.7 days. Throughout December, 47mm (1.85") of snow is accumulated. In Saint-Juan, during the entire year, snow falls for 19 days and aggregates up to 219mm (8.62") of snow.Daylight
With an average of 8h and 36min of daylight, December has the shortest days of the year in Saint-Juan.On the first day of the month, sunrise is at 08:01 and sunset at 16:46. On the last day of December, sunrise is at 08:21 and sunset at 16:54 CET.
Sunshine
January and December, with an average of 4.4h of sunshine, are months with the least sunshine in Saint-Juan.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 value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for the average person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is it cold in Saint-Juan during December?
What are the most humid months in Saint-Juan?
What is the average humidity in December in Saint-Juan?
How many days does it rain in December in Saint-Juan?
How much does it snow in Saint-Juan in December?
What is the month with the shortest days in Saint-Juan?
What is the average length of the day in December in Saint-Juan?
What time are sunrise and sunset in December in Saint-Juan?
What are the months with the least sunshine in Saint-Juan?
How long on average sun shines in December in Saint-Juan?
What is the month with the lowest UV index in Saint-Juan?
What is the UV index intensity in December in Saint-Juan?
Average temperature in December
Saint-Juan, France
- Average high temperature in December: 5.6°C
The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is January (4.2°C).
- Average low temperature in December: 0.5°C
The months with the highest average low temperature are July and August (13°C).
The coldest month (with the lowest average low temperature) is January (-0.8°C).
Average pressure in December
Saint-Juan, France
- Average pressure in December: 1020.8mbar
The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is November (1015.6mbar).
Average wind speed in December
Saint-Juan, France
- Average wind speed in December: 12.8km/h
The windiest month (with the highest average wind speed) is February (13.1km/h).
The calmest month (with the lowest average wind speed) is August (8km/h).
Average humidity in December
Saint-Juan, 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 (78%).
Average rainfall in December
Saint-Juan, France
- Average rainfall in December: 79mm
The wettest month (with the highest rainfall) is June (97mm).
The driest month (with the least rainfall) is September (32mm).
Average rainfall days in December
Saint-Juan, France
- Average rainfall days in December: 13.5 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is January (11.1 days).
Average snowfall in December
Saint-Juan, France
- Average snowfall in December: 47mm
The month with the highest snowfall is January (71mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in December
Saint-Juan, France
- Average snowfall days in December: 3.7 days
The month with the highest number of snowfall days is January (5.9 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Saint-Juan, France
- Average daylight in December: 8h and 4min
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 2min
The months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The months with the least sunshine are January and December (Average sunshine: 4h and 24min).
Average sunshine days in December
Saint-Juan, France
- Average sunshine days in December: 14.5 days
The month with the most sunshine days is October (16.9 days).
The month with the least sunshine days is June (8.9 days).
Average UV index in December
Saint-Juan, 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-Juan, France
- Average cloud cover in December: 55
The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Saint-Juan, France
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, July and August (9km).
The months with the lowest visibility are January, May, June, September, October, November and December (8km).
