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 average high-temperature slightly decreases in December, shifting from a chilly 9.5°C (49.1°F) in November to a still frosty 6.4°C (43.5°F). Lachy's nocturnal December readings average at a wintry 1.9°C (35.4°F), showing little variation from the daytime temperatures.Humidity
With an average relative humidity of 89%, December is the most humid month in Lachy.Rainfall
The month with the most rainfall is December, when the rain falls for 16.9 days and typically aggregates up to 69mm (2.72") of precipitation.Snowfall
Months with snowfall are January through March, November and December. In Lachy, France, in December, during 3.2 snowfall days, 31mm (1.22") of snow is typically accumulated. Throughout the year, there are 12.3 snowfall days, and 111mm (4.37") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 18min of daylight.On the first day of the month, sunrise is at 08:17 and sunset at 16:51. On the last day of December, sunrise is at 08:38 and sunset at 16:58 CET.
Sunshine
With an average of 3.6h of sunshine, December has the least sunshine of the year.UV index
The months with the lowest UV index in Lachy are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum daily UV index of 2 in December converts into the following recommendations:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Lachy?
What is the most humid month in Lachy?
What is the average humidity in December in Lachy?
What is the rainiest month in Lachy?
How much does it rain in Lachy in December?
How much does it snow in Lachy in December?
What is the month with the shortest days in Lachy?
What is the average length of the day in December in Lachy?
When are sunrise and sunset in December in Lachy?
What is the month with the least sunshine in Lachy?
How long on average sun shines in December in Lachy?
When is the lowest UV index in Lachy?
How high is the UV index in December in Lachy?
Average temperature in December
Lachy, France
- Average high temperature in December: 6.4°C
The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (5.1°C).
- Average low temperature in December: 1.9°C
The month with the highest average low temperature is August (14.5°C).
The coldest month (with the lowest average low temperature) is January (0.7°C).
Average pressure in December
Lachy, 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 (1013.9mbar).
Average wind speed in December
Lachy, France
- Average wind speed in December: 14km/h
The windiest months (with the highest average wind speed) are February and December (14km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).
Average humidity in December
Lachy, 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 (71%).
Average rainfall in December
Lachy, France
- Average rainfall in December: 69mm
The wettest month (with the highest rainfall) is December (69mm).
The driest month (with the least rainfall) is September (30mm).
Average rainfall days in December
Lachy, France
- Average rainfall days in December: 16.9 days
The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is September (10.9 days).
Average snowfall in December
Lachy, France
- Average snowfall in December: 31mm
The month with the highest snowfall is January (37mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Lachy, France
- Average snowfall days in December: 3.2 days
The month with the highest number of snowfall days is January (4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Lachy, France
- Average daylight in December: 8h and 2min
The month with the longest days is June (Average daylight: 16h and 6min).
The month with the shortest days is December (Average daylight: 8h and 18min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is August (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 36min).
Average sunshine days in December
Lachy, France
- Average sunshine days in December: 8.7 days
The month with the most sunshine days is September (16.4 days).
The month with the least sunshine days is December (8.7 days).
Average UV index in December
Lachy, 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
Lachy, France
- Average cloud cover in December: 64
The month with the most cloud cover is December (Cloud cover 64).
The months with the least cloud cover are August and September (Cloud cover 38).
Average visibility in December
Lachy, France
- Average visibility in December: 8km
The months with the highest visibility are March, April, July, August and September (9km).
The months with the lowest visibility are January, February, May, June, October, November and December (8km).
