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
With December's onset, the weather reveals a slight temperature decrease, transitioning from 9.7°C (49.5°F) in November to a still frosty 6.5°C (43.7°F). Romeries maintains an average low-temperature of 2.3°C (36.1°F) throughout December's nights.Humidity
The most humid month in Romeries is December, with an average relative humidity of 89%.Rainfall
The month with the most rainfall is December, when the rain falls for 17.2 days and typically aggregates up to 67mm (2.64") of precipitation.Snowfall
January through March, November and December are months with snowfall in Romeries. In Romeries, in December, snow falls for 2.8 days, with typically accumulated 23mm (0.91") of snow. Throughout the year, there are 12.6 snowfall days, and 97mm (3.82") of snow is accumulated.Daylight
With an average of 8h and 6min of daylight, December has the shortest days of the year in Romeries.On the first day of December, sunrise is at 08:24 and sunset at 16:46. On the last day of the month, sunrise is at 08:45 and sunset at 16:53 CET.
Sunshine
In Romeries, the average sunshine in December is 3.9h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 2 translates into these guidelines:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. To guard against the harmful effects of the Sun, minimize exposure during midday. 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. Stay alert! Snow's reflective properties can almost double the UV radiation from the Sun.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Romeries?
What is the most humid month in Romeries?
What is the average humidity in December in Romeries?
What is the wettest month in Romeries?
How much does it rain in Romeries in December?
How much does it snow in Romeries in December?
What is the month with the shortest days in Romeries?
What is the average length of the day in December in Romeries?
What time are sunrise and sunset in December in Romeries?
How long on average sun shines in December in Romeries?
What is the month with the lowest UV index in Romeries?
What is the UV index intensity in December in Romeries?
Average temperature in December
Romeries, France
- Average high temperature in December: 6.5°C
The warmest month (with the highest average high temperature) is August (23.2°C).
The month with the lowest average high temperature is January (5.5°C).
- Average low temperature in December: 2.3°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 (0.9°C).
Average pressure in December
Romeries, France
- Average pressure in December: 1016.7mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1012.5mbar).
Average wind speed in December
Romeries, France
- Average wind speed in December: 18.2km/h
The windiest month (with the highest average wind speed) is December (18.2km/h).
The calmest month (with the lowest average wind speed) is August (11.8km/h).
Average humidity in December
Romeries, France
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The month with the lowest relative humidity is August (76%).
Average rainfall in December
Romeries, France
- Average rainfall in December: 67mm
The wettest month (with the highest rainfall) is December (67mm).
The driest month (with the least rainfall) is September (29mm).
Average rainfall days in December
Romeries, France
- Average rainfall days in December: 17.2 days
The month with the highest number of rainy days is May (19.7 days).
The month with the least rainy days is September (13.5 days).
Average snowfall in December
Romeries, France
- Average snowfall in December: 23mm
The month with the highest snowfall is January (36mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Romeries, France
- Average snowfall days in December: 2.8 days
The month with the highest number of snowfall days is February (4 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
Romeries, 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 6min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is June (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Romeries, France
- Average sunshine days in December: 9.5 days
The month with the most sunshine days is September (12.7 days).
The month with the least sunshine days is February (8.4 days).
Average UV index in December
Romeries, 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
Romeries, France
- Average cloud cover in December: 61
The month with the most cloud cover is January (Cloud cover 62).
The months with the least cloud cover are April and August (Cloud cover 42).
Average visibility in December
Romeries, 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).
