December weather forecastErcheu, France

December

Weather in December

December, the first month of the winter in Ercheu, is also a frosty month, with temperature in the range of an average low of 2.2°C (36°F) and an average high of 6.4°C (43.5°F).

Temperature

During the shift to December, Ercheu records a mild decrease in average high-temperature, moving from a frosty 9.4°C (48.9°F) in November to a still chilly 6.4°C (43.5°F). Ercheu notes a steady average temperature of 2.2°C (36°F) during the nights of December.

Humidity

December is the most humid month in Ercheu, with an average relative humidity of 89%.

Rainfall

The month with the most rainfall in Ercheu is December, when the rain falls for 16 days and typically aggregates up to 64mm (2.52") of precipitation.

Snowfall

Months with snowfall are January through March, October through December. In Ercheu, in December, snow falls for 2.6 days, with typically accumulated 16mm (0.63") of snow. Throughout the year, in Ercheu, France, there are 11.1 snowfall days, and 92mm (3.62") of snow is accumulated.

Daylight

With an average of 8h and 12min of daylight, December has the shortest days of the year in Ercheu, France.
On the first day of the month, sunrise is at 08:24 and sunset at 16:50. On the last day of December, in Ercheu, sunrise is at 08:45 and sunset at 16:57 CET.

Sunshine

The average sunshine in December in Ercheu, France, is 4h.

UV index

The months with the lowest UV index in Ercheu are January, February, November and December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health hazard from unsafe exposure to UV radiation for the average person.
Note: In December, the maximum UV index of 2 suggests this advice:
Most individuals can handle sun exposure for up to an hour without burning, but children must always be shielded from sun exposure. When the Sun is at its strongest around midday, find shade and limit exposure. 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. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.

Frequently asked questions

The high-temperature in Ercheu, France, during December is 6.4°C (43.5°F) and the low-temperature is 2.2°C (36°F).

With an average relative humidity of 89%, December is the most humid month in Ercheu, France.

In December, the average relative humidity is 89%.

The month with the most rainfall in Ercheu, France, is December, when the rain falls for 16 days and typically aggregates up to 64mm (2.52") of precipitation.

In December, the rain falls for 16 days. Throughout December, 64mm (2.52") of precipitation is accumulated.

In Ercheu, France, in December, during 2.6 snowfall days, 16mm (0.63") of snow is typically accumulated.

The month with the shortest days in Ercheu is December, with an average of 8h and 12min of daylight.

In Ercheu, the average day length in December is 8h and 13min.

In December, on the first day of the month, sunrise is at 08:24 and sunset at 16:50. On the last day of the month, sunrise is at 08:45 and sunset at 16:57 CET.

In December, the average sunshine duration in Ercheu is 4h.

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

In Ercheu, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health threat from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Ercheu, France

  • Average high temperature in December: 6.4°C

The warmest month (with the highest average high temperature) is August (23.1°C).
The month with the lowest average high temperature is January (5.3°C).

  • Average low temperature in December: 2.2°C

The month with the highest average low temperature is August (13.4°C).
The coldest month (with the lowest average low temperature) is January (0.9°C).

Average pressure in December
Ercheu, France

  • Average pressure in December: 1017.3mbar

The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1012.9mbar).

Average wind speed in December
Ercheu, France

  • Average wind speed in December: 17.3km/h

The windiest month (with the highest average wind speed) is February (17.4km/h).
The calmest month (with the lowest average wind speed) is August (11.1km/h).

Average humidity in December
Ercheu, 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 (75%).

Average rainfall in December
Ercheu, France

  • Average rainfall in December: 64mm

The wettest month (with the highest rainfall) is December (64mm).
The driest month (with the least rainfall) is April (26mm).

Average rainfall days in December
Ercheu, France

  • Average rainfall days in December: 16 days

The month with the highest number of rainy days is May (16.6 days).
The month with the least rainy days is September (12 days).

Average snowfall in December
Ercheu, France

  • Average snowfall in December: 16mm

The month with the highest snowfall is January (36mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

Average snowfall days in December
Ercheu, France

  • Average snowfall days in December: 2.6 days

The month with the highest number of snowfall days is February (3.8 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Ercheu, France

  • Average daylight in December: 8h and 12min

The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).

  • Average sunshine in December: 4h and 0min

The month with the most sunshine is August (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in December
Ercheu, France

  • Average sunshine days in December: 10.5 days

The month with the most sunshine days is March (15.8 days).
The month with the least sunshine days is February (9.6 days).

Average UV index in December
Ercheu, 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
Ercheu, France

  • Average cloud cover in December: 61

The month with the most cloud cover is January (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 40).

Average visibility in December
Ercheu, 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).