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
Weather in December
Temperature
The transition to December results in a modest reduction in average high-temperature, moving from a chilly 9.5°C (49.1°F) in November to a still frosty 6.3°C (43.3°F). Throughout December, Saint-Cyr-les-Vignes registers a consistent average low-temperature of 0.4°C (32.7°F).Humidity
November and December, with an average relative humidity of 86%, are the most humid months in Saint-Cyr-les-Vignes.Rainfall
In December, the rain falls for 13.2 days. Throughout December, 37mm (1.46") of precipitation is accumulated. Throughout the year, in Saint-Cyr-les-Vignes, there are 177.1 rainfall days, and 594mm (23.39") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. In December, in Saint-Cyr-les-Vignes, it is snowing for 5.2 days. Throughout December, 40mm (1.57") of snow is accumulated. In Saint-Cyr-les-Vignes, during the entire year, snow falls for 28.8 days and aggregates up to 300mm (11.81") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 48min of daylight.On the first day of December in Saint-Cyr-les-Vignes, sunrise is at 08:03 and sunset at 17:00. On the last day of the month, sunrise is at 08:23 and sunset at 17:08 CET.
Sunshine
The average sunshine in December in Saint-Cyr-les-Vignes is 4.8h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Saint-Cyr-les-Vignes. A UV Index value of 2, and less, symbolizes a low threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The UV index of 2 during December translates into the following guidance:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
Is it cold in Saint-Cyr-les-Vignes during December?
What is the most humid month in Saint-Cyr-les-Vignes?
What is the average humidity in December in Saint-Cyr-les-Vignes?
How much does it rain in Saint-Cyr-les-Vignes in December?
How much does it snow in Saint-Cyr-les-Vignes in December?
What is the month with the shortest days in Saint-Cyr-les-Vignes?
What is the average length of the day in December in Saint-Cyr-les-Vignes?
What time are sunrise and sunset in December in Saint-Cyr-les-Vignes?
How long on average sun shines in December in Saint-Cyr-les-Vignes?
What is the month with the lowest UV index in Saint-Cyr-les-Vignes?
What is the UV index reading in December in Saint-Cyr-les-Vignes?
Average temperature in December
Saint-Cyr-les-Vignes, France
- Average high temperature in December: 6.3°C
The warmest month (with the highest average high temperature) is August (24.2°C).
The month with the lowest average high temperature is January (4.7°C).
- Average low temperature in December: 0.4°C
The month with the highest average low temperature is July (12.8°C).
The coldest month (with the lowest average low temperature) is February (-1.3°C).
Average pressure in December
Saint-Cyr-les-Vignes, France
- Average pressure in December: 1021.3mbar
The month with the highest atmospheric pressure is December (1021.3mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in December
Saint-Cyr-les-Vignes, France
- Average wind speed in December: 11.4km/h
The windiest month (with the highest average wind speed) is February (12.6km/h).
The calmest month (with the lowest average wind speed) is August (8.3km/h).
Average humidity in December
Saint-Cyr-les-Vignes, France
- Average humidity in December: 86%
The months with the highest relative humidity are November and December (86%).
The month with the lowest relative humidity is August (74%).
Average rainfall in December
Saint-Cyr-les-Vignes, France
- Average rainfall in December: 37mm
The wettest month (with the highest rainfall) is May (67mm).
The driest month (with the least rainfall) is February (32mm).
Average rainfall days in December
Saint-Cyr-les-Vignes, France
- Average rainfall days in December: 13.2 days
The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is October (11.9 days).
Average snowfall in December
Saint-Cyr-les-Vignes, France
- Average snowfall in December: 40mm
The month with the highest snowfall is November (86mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Saint-Cyr-les-Vignes, France
- Average snowfall days in December: 5.2 days
The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Saint-Cyr-les-Vignes, France
- Average daylight in December: 8h and 5min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in December
Saint-Cyr-les-Vignes, France
- Average sunshine days in December: 13.2 days
The month with the most sunshine days is October (16.4 days).
The month with the least sunshine days is May (7.8 days).
Average UV index in December
Saint-Cyr-les-Vignes, France
- Average UV index in December: 2
The months with the highest UV index are June, July and August (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-Cyr-les-Vignes, France
- Average cloud cover in December: 53
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Saint-Cyr-les-Vignes, France
- Average visibility in December: 8km
The months with the highest visibility are March and August (9km).
The months with the lowest visibility are January, February, April, May, June, July, September, October, November and December (8km).
Saint-Cyr-les-Vignes, France
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