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
Saint-Martin-de-Castillon, France, in December undergoes a slight reduction in the average high-temperature, shifting from November's fresh 10.5°C (50.9°F) to a chilly 7°C (44.6°F). Throughout December, an average low-temperature of 0.5°C (32.9°F) is experienced.Humidity
The months with the highest humidity are November and December, with an average relative humidity of 83%.Rainfall
In Saint-Martin-de-Castillon, in December, it is raining for 11.4 days, with typically 75mm (2.95") of accumulated precipitation. In Saint-Martin-de-Castillon, France, during the entire year, the rain falls for 146.1 days and collects up to 886mm (34.88") of precipitation.Snowfall
Months with snowfall in Saint-Martin-de-Castillon, France, are January through May, October through December. In Saint-Martin-de-Castillon, during December, snow falls for 5.1 days and regularly aggregates up to 92mm (3.62") of snow. In Saint-Martin-de-Castillon, during the entire year, snow falls for 26.7 days and aggregates up to 626mm (24.65") of snow.Daylight
December has the shortest days of the year in Saint-Martin-de-Castillon, France, with an average of 9h and 0min of daylight.On the first day of December in Saint-Martin-de-Castillon, sunrise is at 07:52 and sunset at 17:01. On the last day of the month, sunrise is at 08:12 and sunset at 17:10 CET.
Sunshine
In Saint-Martin-de-Castillon, the average sunshine in December is 5.4h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Saint-Martin-de-Castillon. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: The UV index of 2 during December leads to these advisories:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Remember! The Sun's UV radiation can be magnified almost twofold by the reflection of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Saint-Martin-de-Castillon?
What is the most humid month in Saint-Martin-de-Castillon?
What is the average humidity in December in Saint-Martin-de-Castillon?
How much does it rain in Saint-Martin-de-Castillon in December?
How many days does it snow in December in Saint-Martin-de-Castillon?
What is the month with the shortest days in Saint-Martin-de-Castillon?
How many hours of daylight does Saint-Martin-de-Castillon have in December?
What time are sunrise and sunset in December in Saint-Martin-de-Castillon?
How long on average sun shines in December in Saint-Martin-de-Castillon?
What are the months with the lowest UV index in Saint-Martin-de-Castillon?
What is the UV index reading in December in Saint-Martin-de-Castillon?
Average temperature in December
Saint-Martin-de-Castillon, France
- Average high temperature in December: 7°C
The warmest month (with the highest average high temperature) is July (26.3°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in December: 0.5°C
The month with the highest average low temperature is August (14.1°C).
The coldest month (with the lowest average low temperature) is February (-0.8°C).
Average pressure in December
Saint-Martin-de-Castillon, France
- Average pressure in December: 1019.8mbar
The month with the highest atmospheric pressure is December (1019.8mbar).
The month with the lowest atmospheric pressure is April (1014.6mbar).
Average wind speed in December
Saint-Martin-de-Castillon, France
- Average wind speed in December: 11.4km/h
The windiest months (with the highest average wind speed) are February and March (12.6km/h).
The calmest month (with the lowest average wind speed) is September (9.9km/h).
Average humidity in December
Saint-Martin-de-Castillon, France
- Average humidity in December: 83%
The months with the highest relative humidity are November and December (83%).
The months with the lowest relative humidity are July and August (65%).
Average rainfall in December
Saint-Martin-de-Castillon, France
- Average rainfall in December: 75mm
The wettest month (with the highest rainfall) is November (130mm).
The driest month (with the least rainfall) is January (48mm).
Average rainfall days in December
Saint-Martin-de-Castillon, France
- Average rainfall days in December: 11.4 days
The month with the highest number of rainy days is April (16.2 days).
The month with the least rainy days is February (7.9 days).
Average snowfall in December
Saint-Martin-de-Castillon, France
- Average snowfall in December: 92mm
The month with the highest snowfall is January (191mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Saint-Martin-de-Castillon, France
- Average snowfall days in December: 5.1 days
The month with the highest number of snowfall days is January (7.8 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-Martin-de-Castillon, France
- Average daylight in December: 9h and 0min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 42min).
The month with the least sunshine is November (Average sunshine: 5h and 18min).
Average sunshine days in December
Saint-Martin-de-Castillon, France
- Average sunshine days in December: 16.1 days
The month with the most sunshine days is August (18.6 days).
The month with the least sunshine days is May (12.6 days).
Average UV index in December
Saint-Martin-de-Castillon, France
- Average UV index in December: 2
The month with the highest UV index is July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Saint-Martin-de-Castillon, France
- Average cloud cover in December: 44
The month with the most cloud cover is November (Cloud cover 47).
The months with the least cloud cover are July and August (Cloud cover 18).
Average visibility in December
Saint-Martin-de-Castillon, France
- Average visibility in December: 9km
The months with the highest visibility are July and August (10km).
The months with the lowest visibility are January, February, March, April, May, June, September, October, November and December (9km).
