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 beginning of December brings a slight decrease in the average high-temperature, transitioning from a cool 10°C (50°F) in November to a chilly 6.8°C (44.2°F). Rosières-en-Santerre maintains a minor drop in temperature during December nights, with averages of 2.7°C (36.9°F).Humidity
January and December, with an average relative humidity of 88%, are the most humid months in Rosières-en-Santerre.Rainfall
December is the month with the most rainfall in Rosières-en-Santerre. Rain falls for 14.2 days and accumulates 43mm (1.69") of precipitation.Snowfall
January through March, November and December are months with snowfall in Rosières-en-Santerre. In Rosières-en-Santerre, in December, snow falls for 1.3 days, with typically accumulated 11mm (0.43") of snow. In Rosières-en-Santerre, during the entire year, snow falls for 7.1 days and aggregates up to 38mm (1.5") of snow.Daylight
With an average of 8h and 12min of daylight, December has the shortest days of the year in Rosières-en-Santerre.On the first day of December, sunrise is at 08:25 and sunset at 16:51. On the last day of the month, sunrise is at 08:46 and sunset at 16:58 CET.
Sunshine
The average sunshine in December in Rosières-en-Santerre is 4h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Rosières-en-Santerre. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 2 translates into these guidelines:
Babies, children, and those with sensitive skin should always avoid extended periods in the sun. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat. Take precaution! The reflection from snow can almost double the UV radiation of the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Rosières-en-Santerre in December?
What is the most humid month in Rosières-en-Santerre?
What is the average humidity in December in Rosières-en-Santerre?
What is the rainiest month in Rosières-en-Santerre?
How many days does it rain in December in Rosières-en-Santerre?
How much does it snow in Rosières-en-Santerre in December?
What is the month with the shortest days in Rosières-en-Santerre?
How many hours of daylight does Rosières-en-Santerre have in December?
When are sunrise and sunset in December in Rosières-en-Santerre?
How many hours of sunshine does Rosières-en-Santerre have in December?
What are the months with the lowest UV index in Rosières-en-Santerre?
How high is the UV index in December in Rosières-en-Santerre?
Average temperature in December
Rosières-en-Santerre, France
- Average high temperature in December: 6.8°C
The warmest month (with the highest average high temperature) is August (22.8°C).
The month with the lowest average high temperature is January (5.8°C).
- Average low temperature in December: 2.7°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (1°C).
Average pressure in December
Rosières-en-Santerre, France
- Average pressure in December: 1017mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).
Average wind speed in December
Rosières-en-Santerre, France
- Average wind speed in December: 17.9km/h
The windiest month (with the highest average wind speed) is February (18.2km/h).
The calmest month (with the lowest average wind speed) is August (11.9km/h).
Average humidity in December
Rosières-en-Santerre, France
- Average humidity in December: 88%
The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is August (76%).
Average rainfall in December
Rosières-en-Santerre, France
- Average rainfall in December: 43mm
The wettest month (with the highest rainfall) is December (43mm).
The driest month (with the least rainfall) is September (16mm).
Average rainfall days in December
Rosières-en-Santerre, France
- Average rainfall days in December: 14.2 days
The month with the highest number of rainy days is July (16.1 days).
The month with the least rainy days is September (11.3 days).
Average snowfall in December
Rosières-en-Santerre, France
- Average snowfall in December: 11mm
The month with the highest snowfall is January (17mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Rosières-en-Santerre, France
- Average snowfall days in December: 1.3 days
The month with the highest number of snowfall days is February (2.8 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
Rosières-en-Santerre, France
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is June (Average sunshine: 9h and 24min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).
Average sunshine days in December
Rosières-en-Santerre, France
- Average sunshine days in December: 12.1 days
The month with the most sunshine days is March (15.1 days).
The month with the least sunshine days is July (10.6 days).
Average UV index in December
Rosières-en-Santerre, 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
Rosières-en-Santerre, France
- Average cloud cover in December: 60
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 41).
Average visibility in December
Rosières-en-Santerre, 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).
