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 average high-temperature shows a slight dip in December, from November's chilly 9.6°C (49.3°F) to a cold 5.6°C (42.1°F). During December, Oncieu's temperature averages to a still icy 0.4°C (32.7°F) at night.Humidity
November and December, with an average relative humidity of 87%, are the most humid months in Oncieu, France.Rainfall
The wettest months are May and December, with an average 112mm (4.41") of rainfall.Snowfall
January through March, October through December are months with snowfall in Oncieu. In December, in Oncieu, France, it is snowing for 3.7 days. Throughout December, 68mm (2.68") of snow is accumulated. Throughout the year, in Oncieu, there are 17.6 snowfall days, and 290mm (11.42") of snow is accumulated.Daylight
December has the shortest days of the year in Oncieu, France, with an average of 8h and 42min of daylight.On the first day of December, sunrise is at 07:59 and sunset at 16:54. On the last day of the month, sunrise is at 08:19 and sunset at 17:02 CET.
Sunshine
January and December, with an average of 4.2h of sunshine, are months with the least sunshine in Oncieu.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, an average UV index of 2 transforms into the following instructions:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Be careful! The Sun's UV radiation can nearly be doubled by the reflective quality of snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold does it get in Oncieu in December?
What are the most humid months in Oncieu?
What is the average humidity in December in Oncieu?
What is the rainiest month in Oncieu?
How much does it rain in Oncieu in December?
How many days does it snow in December in Oncieu?
What is the month with the shortest days in Oncieu?
How many hours of daylight does Oncieu have in December?
When are sunrise and sunset in December in Oncieu?
What is the month with the least sunshine in Oncieu?
How long on average sun shines in December in Oncieu?
What is the month with the lowest UV index in Oncieu?
How high is the UV index in December in Oncieu?
Average temperature in December
Oncieu, France
- Average high temperature in December: 5.6°C
The warmest months (with the highest average high temperature) are July and August (24.8°C).
The month with the lowest average high temperature is January (4.4°C).
- Average low temperature in December: 0.4°C
The months with the highest average low temperature are July and August (13.4°C).
The coldest months (with the lowest average low temperature) are January and February (-0.9°C).
Average pressure in December
Oncieu, 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 (1015.4mbar).
Average wind speed in December
Oncieu, France
- Average wind speed in December: 9.7km/h
The windiest month (with the highest average wind speed) is February (10.6km/h).
The calmest month (with the lowest average wind speed) is August (7.5km/h).
Average humidity in December
Oncieu, France
- Average humidity in December: 87%
The months with the highest relative humidity are November and December (87%).
The month with the lowest relative humidity is August (76%).
Average rainfall in December
Oncieu, France
- Average rainfall in December: 112mm
The wettest months (with the highest rainfall) are May and December (112mm).
The driest month (with the least rainfall) is September (65mm).
Average rainfall days in December
Oncieu, France
- Average rainfall days in December: 14 days
The month with the highest number of rainy days is May (19.9 days).
The month with the least rainy days is February (12.8 days).
Average snowfall in December
Oncieu, France
- Average snowfall in December: 68mm
The month with the highest snowfall is January (79mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in December
Oncieu, France
- Average snowfall days in December: 3.7 days
The month with the highest number of snowfall days is February (5.2 days).
The months with the least snowfall days are April, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Oncieu, France
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 12min).
Average sunshine days in December
Oncieu, France
- Average sunshine days in December: 13.5 days
The month with the most sunshine days is October (15.5 days).
The month with the least sunshine days is June (8.9 days).
Average UV index in December
Oncieu, France
- Average UV index in December: 2
The month with the highest UV index is June (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Oncieu, France
- Average cloud cover in December: 57
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
Oncieu, France
- Average visibility in December: 8km
The month with the highest visibility is August (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, September, October, November and December (8km).
