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 shift to December signals an average high-temperature of a chilly 9.7°C (49.5°F), subtly varied from November's 12°C (53.6°F). Mérillac upholds a consistent average temperature of 6.2°C (43.2°F) throughout the nights of December.Humidity
The average relative humidity in December in Mérillac is 83%.Rainfall
In Mérillac, in December, during 19.3 rainfall days, 67mm (2.64") of precipitation is typically accumulated. Throughout the year, in Mérillac, there are 206.5 rainfall days, and 602mm (23.7") of precipitation is accumulated.Snowfall
January through April, November and December are months with snowfall. The month with the most snowfall is December, when snow falls for 1 days and typically aggregates up to 11mm (0.43") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 24min of daylight.On the first day of the month, sunrise is at 08:39 and sunset at 17:17. On the last day of December, in Mérillac, sunrise is at 09:00 and sunset at 17:25 CET.
Sunshine
The average sunshine in December in Mérillac, France, is 4h.UV index
In Mérillac, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: In December, the maximum UV index of 3 suggests this advice:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun. Take to heart! Snow reflection can almost magnify the Sun's UV radiation twofold.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Mérillac?
What is the average humidity in December in Mérillac?
How much does it rain in Mérillac in December?
When does it snow the most in Mérillac?
How many days does it snow in December in Mérillac?
What is the month with the shortest days in Mérillac?
What is the average length of the day in December in Mérillac?
What time are sunrise and sunset in December in Mérillac?
How long on average sun shines in December in Mérillac?
What is the UV index intensity in December in Mérillac?
Average temperature in December
Mérillac, France
- Average high temperature in December: 9.7°C
The warmest month (with the highest average high temperature) is August (21.3°C).
The month with the lowest average high temperature is January (8.7°C).
- Average low temperature in December: 6.2°C
The month with the highest average low temperature is August (14°C).
The coldest month (with the lowest average low temperature) is February (4.3°C).
Average pressure in December
Mérillac, France
- Average pressure in December: 1017.8mbar
The month with the highest atmospheric pressure is September (1018.2mbar).
The month with the lowest atmospheric pressure is November (1012.4mbar).
Average wind speed in December
Mérillac, France
- Average wind speed in December: 22.3km/h
The windiest month (with the highest average wind speed) is December (22.3km/h).
The calmest month (with the lowest average wind speed) is August (14.3km/h).
Average humidity in December
Mérillac, France
- Average humidity in December: 83%
The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is September (78%).
Average rainfall in December
Mérillac, France
- Average rainfall in December: 67mm
The wettest month (with the highest rainfall) is November (72mm).
The driest month (with the least rainfall) is September (28mm).
Average rainfall days in December
Mérillac, France
- Average rainfall days in December: 19.3 days
The month with the highest number of rainy days is January (20.2 days).
The month with the least rainy days is September (14.3 days).
Average snowfall in December
Mérillac, France
- Average snowfall in December: 11mm
The month with the highest snowfall is December (11mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Mérillac, France
- Average snowfall days in December: 1 days
The month with the highest number of snowfall days is February (1.9 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
Mérillac, France
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).
- Average sunshine in December: 4h and 0min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 48min).
Average sunshine days in December
Mérillac, France
- Average sunshine days in December: 7.1 days
The month with the most sunshine days is September (12.5 days).
The months with the least sunshine days are January and November (6.6 days).
Average UV index in December
Mérillac, France
- Average UV index in December: 3
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January and February (UV index 2).
Average cloud cover in December
Mérillac, France
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 39).
Average visibility in December
Mérillac, France
- Average visibility in December: 9km
The month with the highest visibility is March (10km).
The months with the lowest visibility are January, February, April, May, June, July, August, September, October, November and December (9km).
