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
The transition into December marks the average high-temperature at a cool 10.1°C (50.2°F), differing minimally from November's 13°C (55.4°F). The mean low-temperature during December nights in Os-Marsillon is a wintry 3.5°C (38.3°F).Humidity
The average relative humidity in December is 81%.Rainfall
In December, in Os-Marsillon, the rain falls for 13.8 days. Throughout December, 54mm (2.13") of precipitation is accumulated. Throughout the year, in Os-Marsillon, France, there are 187.2 rainfall days, and 735mm (28.94") of precipitation is accumulated.Snowfall
Months with snowfall are January through March and December. December is the first month it typically snows in Os-Marsillon. Throughout December, in the average 0.8 snowfall days, it receives 4mm (0.16") of snow. Throughout the year, in Os-Marsillon, France, there are 3.8 snowfall days, and 25mm (0.98") of snow is accumulated.Daylight
With an average of 9h and 0min of daylight, December has the shortest days of the year.On the first day of December in Os-Marsillon, sunrise is at 08:15 and sunset at 17:27. On the last day of the month, sunrise is at 08:34 and sunset at 17:36 CET.
Sunshine
The average sunshine in December in Os-Marsillon, France, is 5.8h.UV index
The average daily maximum UV index in December is 3. A UV Index reading of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the average person.Note: The UV index of 3 during December translates into the following guidance:
Put precautions into practice - Ensuring skin and eye safety is a necessity. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Os-Marsillon in December?
What is the average humidity in December in Os-Marsillon?
How many days does it rain in December in Os-Marsillon?
When does it start to snow in Os-Marsillon?
What is the month with the shortest days in Os-Marsillon?
How many hours of daylight does Os-Marsillon have in December?
When are sunrise and sunset in December in Os-Marsillon?
How long on average sun shines in December in Os-Marsillon?
What is the UV index reading in December in Os-Marsillon?
Average temperature in December
Os-Marsillon, France
- Average high temperature in December: 10.1°C
The warmest month (with the highest average high temperature) is August (26.9°C).
The month with the lowest average high temperature is January (8.8°C).
- Average low temperature in December: 3.5°C
The months with the highest average low temperature are July and August (13.9°C).
The coldest month (with the lowest average low temperature) is February (1.6°C).
Average pressure in December
Os-Marsillon, France
- Average pressure in December: 1021.8mbar
The month with the highest atmospheric pressure is December (1021.8mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in December
Os-Marsillon, France
- Average wind speed in December: 7.6km/h
The windiest month (with the highest average wind speed) is March (8km/h).
The calmest month (with the lowest average wind speed) is September (6.4km/h).
Average humidity in December
Os-Marsillon, France
- Average humidity in December: 81%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are August and September (73%).
Average rainfall in December
Os-Marsillon, France
- Average rainfall in December: 54mm
The wettest month (with the highest rainfall) is May (89mm).
The driest month (with the least rainfall) is September (32mm).
Average rainfall days in December
Os-Marsillon, France
- Average rainfall days in December: 13.8 days
The month with the highest number of rainy days is April (19.3 days).
The month with the least rainy days is October (12.4 days).
Average snowfall in December
Os-Marsillon, France
- Average snowfall in December: 4mm
The month with the highest snowfall is February (13mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in December
Os-Marsillon, France
- Average snowfall days in December: 0.8 days
The month with the highest number of snowfall days is February (1.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Os-Marsillon, 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 5min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is November (Average sunshine: 5h and 24min).
Average sunshine days in December
Os-Marsillon, France
- Average sunshine days in December: 14.7 days
The month with the most sunshine days is October (16.8 days).
The month with the least sunshine days is April (8.7 days).
Average UV index in December
Os-Marsillon, France
- Average UV index in December: 3
The months with the highest UV index are May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).
Average cloud cover in December
Os-Marsillon, France
- Average cloud cover in December: 40
The month with the most cloud cover is January (Cloud cover 47).
The month with the least cloud cover is September (Cloud cover 30).
Average visibility in December
Os-Marsillon, France
- Average visibility in December: 9km
The months with the highest visibility are March, June, September, October, November and December (9km).
The months with the lowest visibility are January, February, April, May, July and August (8km).
