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
A minor adjustment in Saint-Denis-le-Gast's average high-temperature is noted with the start of December, touching a chilly 8.8°C (47.8°F) from November's 11°C (51.8°F). The nights of December anticipate a slight dip from daytime high temperatures, settling to an average low-temperature of 4.9°C (40.8°F).Humidity
The months with the highest humidity are January, November and December, with an average relative humidity of 86%.Rainfall
The month with the most rainfall is December, when the rain falls for 18.4 days and typically aggregates up to 80mm (3.15") of precipitation.Snowfall
January through April, November and December are months with snowfall. In December, in Saint-Denis-le-Gast, it is snowing for 1.4 days. Throughout December, 10mm (0.39") of snow is accumulated. Throughout the year, in Saint-Denis-le-Gast, there are 7.7 snowfall days, and 43mm (1.69") of snow is accumulated.Daylight
With an average of 8h and 18min of daylight, December has the shortest days of the year in Saint-Denis-le-Gast.On the first day of December in Saint-Denis-le-Gast, sunrise is at 08:38 and sunset at 17:10. On the last day of the month, sunrise is at 08:58 and sunset at 17:18 CET.
Sunshine
In Saint-Denis-le-Gast, the average sunshine in December is 4.1h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Saint-Denis-le-Gast. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: A daily maximum UV index of 2 in December translates into the following instructions:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear. Be mindful! The reflection from snow can increase the Sun's UV radiation nearly twice.
Frequently asked questions
What is the average December temperature in Saint-Denis-le-Gast?
What are the most humid months in Saint-Denis-le-Gast?
What is the average humidity in December in Saint-Denis-le-Gast?
What is the rainiest month in Saint-Denis-le-Gast?
How many days does it rain in December in Saint-Denis-le-Gast?
How much does it snow in Saint-Denis-le-Gast in December?
What is the month with the shortest days in Saint-Denis-le-Gast?
What is the average length of the day in December in Saint-Denis-le-Gast?
When is the sunrise / sunset in December in Saint-Denis-le-Gast?
How many hours of sunshine does Saint-Denis-le-Gast have in December?
When is the lowest UV index in Saint-Denis-le-Gast?
How high is the UV index in December in Saint-Denis-le-Gast?
Average temperature in December
Saint-Denis-le-Gast, France
- Average high temperature in December: 8.8°C
The warmest month (with the highest average high temperature) is August (21°C).
The month with the lowest average high temperature is January (7.7°C).
- Average low temperature in December: 4.9°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 (3.3°C).
Average pressure in December
Saint-Denis-le-Gast, France
- Average pressure in December: 1017.3mbar
The month with the highest atmospheric pressure is September (1018mbar).
The month with the lowest atmospheric pressure is November (1012.2mbar).
Average wind speed in December
Saint-Denis-le-Gast, France
- Average wind speed in December: 20.9km/h
The windiest month (with the highest average wind speed) is December (20.9km/h).
The calmest month (with the lowest average wind speed) is August (13.2km/h).
Average humidity in December
Saint-Denis-le-Gast, France
- Average humidity in December: 86%
The months with the highest relative humidity are January, November and December (86%).
The months with the lowest relative humidity are July, August and September (81%).
Average rainfall in December
Saint-Denis-le-Gast, France
- Average rainfall in December: 80mm
The wettest month (with the highest rainfall) is December (80mm).
The driest month (with the least rainfall) is September (25mm).
Average rainfall days in December
Saint-Denis-le-Gast, France
- Average rainfall days in December: 18.4 days
The month with the highest number of rainy days is January (19.3 days).
The month with the least rainy days is September (13.1 days).
Average snowfall in December
Saint-Denis-le-Gast, France
- Average snowfall in December: 10mm
The month with the highest snowfall is February (15mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Saint-Denis-le-Gast, France
- Average snowfall days in December: 1.4 days
The month with the highest number of snowfall days is February (2.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Saint-Denis-le-Gast, 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 18min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 48min).
The months with the least sunshine are January and November (Average sunshine: 3h and 54min).
Average sunshine days in December
Saint-Denis-le-Gast, France
- Average sunshine days in December: 7.7 days
The month with the most sunshine days is September (14.4 days).
The month with the least sunshine days is February (7.6 days).
Average UV index in December
Saint-Denis-le-Gast, France
- Average UV index in December: 2
The month with the highest UV index is 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-Denis-le-Gast, France
- Average cloud cover in December: 60
The months with the most cloud cover are January and November (Cloud cover 61).
The months with the least cloud cover are July and September (Cloud cover 42).
Average visibility in December
Saint-Denis-le-Gast, 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-Denis-le-Gast, France
Weather forecast for your location
2. Allow the app to use your location
