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
Weather in December
Temperature
The arrival of December corresponds with a light shift in temperature, down from a cool 10.5°C (50.9°F) in November to a frosty 7.4°C (45.3°F). December is characterized by a steady nighttime low-temperature of 2.6°C (36.7°F).Humidity
January and December, with an average relative humidity of 87%, are the most humid months.Rainfall
In December, the rain falls for 16.9 days. Throughout December, 60mm (2.36") of precipitation is accumulated. Throughout the year, in Mézières-sur-Seine, there are 195 rainfall days, and 553mm (21.77") of precipitation is accumulated.Snowfall
January through March, November and December are months with snowfall in Mézières-sur-Seine. In December, it is snowing for 1.8 days. Throughout December, 21mm (0.83") of snow is accumulated. In Mézières-sur-Seine, during the entire year, snow falls for 9.3 days and aggregates up to 73mm (2.87") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 18min of daylight.On the first day of December in Mézières-sur-Seine, sunrise is at 08:25 and sunset at 16:58. On the last day of the month, sunrise is at 08:46 and sunset at 17:05 CET.
Sunshine
The average sunshine in December is 4.2h.UV index
The months with the lowest UV index in Mézières-sur-Seine are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The maximum daily UV index of 2 during December translates into the following directions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Frequently asked questions
What is the average December temperature in Mézières-sur-Seine?
What is the most humid month in Mézières-sur-Seine?
What is the average humidity in December in Mézières-sur-Seine?
How many days does it rain in December in Mézières-sur-Seine?
How many days does it snow in December in Mézières-sur-Seine?
What is the month with the shortest days in Mézières-sur-Seine?
What is the average length of the day in December in Mézières-sur-Seine?
What time are sunrise and sunset in December in Mézières-sur-Seine?
How long on average sun shines in December in Mézières-sur-Seine?
What is the month with the lowest UV index in Mézières-sur-Seine?
What is the UV index reading in December in Mézières-sur-Seine?
Average temperature in December
Mézières-sur-Seine, France
- Average high temperature in December: 7.4°C
The warmest month (with the highest average high temperature) is August (24°C).
The month with the lowest average high temperature is January (6.3°C).
- Average low temperature in December: 2.6°C
The month with the highest average low temperature is August (13.8°C).
The coldest months (with the lowest average low temperature) are January and February (1.3°C).
Average pressure in December
Mézières-sur-Seine, France
- Average pressure in December: 1018mbar
The month with the highest atmospheric pressure is September (1018.1mbar).
The month with the lowest atmospheric pressure is November (1013.1mbar).
Average wind speed in December
Mézières-sur-Seine, France
- Average wind speed in December: 16.2km/h
The windiest month (with the highest average wind speed) is February (16.5km/h).
The calmest month (with the lowest average wind speed) is August (10.6km/h).
Average humidity in December
Mézières-sur-Seine, France
- Average humidity in December: 87%
The months with the highest relative humidity are January and December (87%).
The month with the lowest relative humidity is August (72%).
Average rainfall in December
Mézières-sur-Seine, France
- Average rainfall in December: 60mm
The wettest month (with the highest rainfall) is June (69mm).
The driest month (with the least rainfall) is September (24mm).
Average rainfall days in December
Mézières-sur-Seine, France
- Average rainfall days in December: 16.9 days
The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is September (12.8 days).
Average snowfall in December
Mézières-sur-Seine, France
- Average snowfall in December: 21mm
The month with the highest snowfall is February (24mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Mézières-sur-Seine, France
- Average snowfall days in December: 1.8 days
The month with the highest number of snowfall days is February (3.2 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
Mézières-sur-Seine, 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: 4h and 1min
The month with the most sunshine is June (Average sunshine: 9h and 0min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in December
Mézières-sur-Seine, France
- Average sunshine days in December: 10.1 days
The month with the most sunshine days is September (14.6 days).
The month with the least sunshine days is June (8.2 days).
Average UV index in December
Mézières-sur-Seine, 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
Mézières-sur-Seine, France
- Average cloud cover in December: 58
The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is September (Cloud cover 40).
Average visibility in December
Mézières-sur-Seine, France
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October and December (9km).
The months with the lowest visibility are January and November (8km).
Mézières-sur-Seine, France
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