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
In Rombas, entering December brings a subtle temperature decrement, reducing from November's chilly 8.2°C (46.8°F) to a cold 4.8°C (40.6°F). Rombas notes an average temperature descent to a still icy 0.8°C (33.4°F) in December, a small shift from its daytime peak.Humidity
The most humid month is December, with an average relative humidity of 90%.Rainfall
The month with the most rainfall is December, when the rain falls for 16.5 days and typically aggregates up to 71mm (2.8") of precipitation.Snowfall
Months with snowfall are January through March, October through December. The month with the most snowfall is December, when snow falls for 6.2 days and typically aggregates up to 55mm (2.17") of snow.Daylight
With an average of 8h and 18min of daylight, December has the shortest days of the year in Rombas.On the first day of December in Rombas, sunrise is at 08:09 and sunset at 16:39. On the last day of the month, sunrise is at 08:30 and sunset at 16:47 CET.
Sunshine
The month with the least sunshine is December, with an average of 3.2h of sunshine.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Rombas. A UV Index reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for average individuals.Note: A maximum daily UV index of 2 during December morphs into the following directions:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. Considering the Sun's intensity during midday, it's wise to minimize direct exposure. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. 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
Is December cold in Rombas?
What is the most humid month in Rombas?
What is the average humidity in December in Rombas?
What is the rainiest month in Rombas?
How much does it rain in Rombas in December?
What is the snowiest month in Rombas?
How much does it snow in Rombas in December?
What is the month with the shortest days in Rombas?
What is the average length of the day in December in Rombas?
When is the sunrise / sunset in December in Rombas?
What is the month with the least sunshine in Rombas?
How many hours of sunshine does Rombas have in December?
When is the lowest UV index in Rombas?
What is the UV index intensity in December in Rombas?
Average temperature in December
Rombas, France
- Average high temperature in December: 4.8°C
The warmest month (with the highest average high temperature) is August (23.1°C).
The month with the lowest average high temperature is January (3.5°C).
- Average low temperature in December: 0.8°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 (-0.7°C).
Average pressure in December
Rombas, France
- Average pressure in December: 1018.6mbar
The month with the highest atmospheric pressure is December (1018.6mbar).
The month with the lowest atmospheric pressure is November (1014.2mbar).
Average wind speed in December
Rombas, France
- Average wind speed in December: 14.9km/h
The windiest month (with the highest average wind speed) is February (15.3km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).
Average humidity in December
Rombas, France
- Average humidity in December: 90%
The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (75%).
Average rainfall in December
Rombas, France
- Average rainfall in December: 71mm
The wettest month (with the highest rainfall) is December (71mm).
The driest month (with the least rainfall) is April (36mm).
Average rainfall days in December
Rombas, France
- Average rainfall days in December: 16.5 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is September (11.7 days).
Average snowfall in December
Rombas, France
- Average snowfall in December: 55mm
The month with the highest snowfall is December (55mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in December
Rombas, France
- Average snowfall days in December: 6.2 days
The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Rombas, France
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in December: 3h and 1min
The month with the most sunshine is July (Average sunshine: 9h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 12min).
Average sunshine days in December
Rombas, France
- Average sunshine days in December: 8.4 days
The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is December (8.4 days).
Average UV index in December
Rombas, France
- Average UV index in December: 2
The months with the highest UV index are June and 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
Rombas, France
- Average cloud cover in December: 68
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in December
Rombas, France
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July and August (9km).
The months with the lowest visibility are January, February, September, October, November and December (8km).
