December weather forecastMerléac, France
December
Weather in December
December, the first month of the winter in Merléac, is also a frosty month, with an average temperature fluctuating between 5.6°C (42.1°F) and 9.4°C (48.9°F).Temperature
During December, Merléac observes a subtle ascent to a chilly 9.4°C (48.9°F) from November's 11.8°C (53.2°F) in the average high-temperature. During December, Merléac perceives a slight decrease in temperature from daytime highs, settling at an average low of 5.6°C (42.1°F).Humidity
January, November and December, with an average relative humidity of 85%, are the most humid months in Merléac, France.Rainfall
In Merléac, in December, during 16.1 rainfall days, 44mm (1.73") of precipitation is typically accumulated. Throughout the year, there are 175 rainfall days, and 425mm (16.73") of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In Merléac, in December, snow falls for 1 days, with typically accumulated 12mm (0.47") of snow. Throughout the year, there are 5.8 snowfall days, and 35mm (1.38") of snow is accumulated.Daylight
December has the shortest days of the year in Merléac, with an average of 8h and 24min of daylight.On the first day of December, sunrise is at 08:41 and sunset at 17:19. On the last day of the month, sunrise is at 09:02 and sunset at 17:27 CET.
Sunshine
In Merléac, France, the average sunshine in December is 3.8h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Merléac, France. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV radiation for average individuals.Note: In December, the maximum UV index of 2 transforms into these recommendations:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Merléac, France
- Average high temperature in December: 9.4°C
The warmest month (with the highest average high temperature) is August (20.6°C).
The month with the lowest average high temperature is January (8.5°C).
- Average low temperature in December: 5.6°C
The month with the highest average low temperature is August (12.9°C).
The coldest month (with the lowest average low temperature) is February (3.8°C).
Average pressure in December
Merléac, France
- Average pressure in December: 1017.7mbar
The month with the highest atmospheric pressure is September (1018.3mbar).
The month with the lowest atmospheric pressure is November (1012.3mbar).
Average wind speed in December
Merléac, France
- Average wind speed in December: 21.2km/h
The windiest month (with the highest average wind speed) is February (21.3km/h).
The calmest month (with the lowest average wind speed) is August (13.8km/h).
Average humidity in December
Merléac, France
- Average humidity in December: 85%
The months with the highest relative humidity are January, November and December (85%).
The month with the lowest relative humidity is September (81%).
Average rainfall in December
Merléac, France
- Average rainfall in December: 44mm
The wettest month (with the highest rainfall) is November (50mm).
The driest month (with the least rainfall) is September (18mm).
Average rainfall days in December
Merléac, France
- Average rainfall days in December: 16.1 days
The month with the highest number of rainy days is November (17.4 days).
The month with the least rainy days is September (11 days).
Average snowfall in December
Merléac, France
- Average snowfall in December: 12mm
The month with the highest snowfall is February (13mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Merléac, France
- Average snowfall days in December: 1 days
The month with the highest number of snowfall days is February (2.3 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
Merléac, France
- Average daylight in December: 8h and 24min
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: 3h and 48min
The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Merléac, France
- Average sunshine days in December: 11.2 days
The month with the most sunshine days is May (15.1 days).
The month with the least sunshine days is November (8.3 days).
Average UV index in December
Merléac, 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
Merléac, France
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 61).
The month with the least cloud cover is September (Cloud cover 42).
Average visibility in December
Merléac, 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).





