December weather forecastRettel, France

December

Weather in December

The first month of the winter, December, is also an icy month in Rettel, France, with an average temperature ranging between max 4.8°C (40.6°F) and min 0.8°C (33.4°F).

Temperature

The arrival of December is marked by a minor reduction in average high-temperature, sliding from a chilly 8.2°C (46.8°F) in November to a cold 4.8°C (40.6°F). Rettel, in December, logs an average low-temperature of 0.8°C (33.4°F), a subtle step down from daytime readings.

Humidity

With an average relative humidity of 90%, December is the most humid month.

Rainfall

The month with the most rainfall is December, when the rain falls for 16.5 days and typically aggregates up to 71mm (2.8") of precipitation.

Snowfall

Months with snowfall are January through March, October through December. December is the month with the most snowfall. Snow falls for 6.2 days and accumulates 55mm (2.17") of snow.

Daylight

With an average of 8h and 12min of daylight, December has the shortest days of the year in Rettel.
On the first day of December, sunrise is at 08:09 and sunset at 16:38. On the last day of the month, sunrise is at 08:30 and sunset at 16:45 CET.

Sunshine

With an average of 3.2h of sunshine, December has the least sunshine of the year in Rettel.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Rettel. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV rays for average individuals.
Note: A typical high UV index of 2 in December suggests the following recommendations:
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. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Be advised! The UV radiation from the Sun can be almost doubled due to the reflective properties of snow.

Frequently asked questions

An average high-temperature, in December, in Rettel, is 4.8°C (40.6°F) and the average low-temperature is 0.8°C (33.4°F).

December is the most humid month, with an average relative humidity of 90%.

In Rettel, the average relative humidity in December is 90%.

The month with the most rainfall is December, when the rain falls for 16.5 days and typically aggregates up to 71mm (2.8") of precipitation.

In December, in Rettel, France, the rain falls for 16.5 days. Throughout December, 71mm (2.8") of precipitation is accumulated.

The month with the most snowfall in Rettel, France, is December, when snow falls for 6.2 days and typically aggregates up to 55mm (2.17") of snow.

In Rettel, during December, snow falls for 6.2 days and regularly aggregates up to 55mm (2.17") of snow.

December has the shortest days of the year in Rettel, France, with an average of 8h and 12min of daylight.

In December, the average day length in Rettel is 8h and 15min.

In December, on the first day of the month, sunrise is at 08:09 and sunset at 16:38. On the last day of the month, in Rettel, sunrise is at 08:30 and sunset at 16:45 CET.

December has the least sunshine of the year in Rettel, with an average of 3.2h of sunshine.

The average sunshine duration in December in Rettel is 3.2h.

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

The average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from exposure to the Sun's UV radiation.
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
Rettel, France

  • Average high temperature in December: 4.8°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 (3.5°C).

  • Average low temperature in December: 0.8°C

The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (-0.7°C).

Average pressure in December
Rettel, 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 (1014.2mbar).

Average wind speed in December
Rettel, France

  • Average wind speed in December: 14.9km/h

The windiest month (with the highest average wind speed) is February (15.3km/h).
The calmest month (with the lowest average wind speed) is August (9.6km/h).

Average humidity in December
Rettel, France

  • Average humidity in December: 90%

The month with the highest relative humidity is December (90%).
The month with the lowest relative humidity is August (75%).

Average rainfall in December
Rettel, France

  • Average rainfall in December: 71mm

The wettest month (with the highest rainfall) is December (71mm).
The driest month (with the least rainfall) is April (36mm).

Average rainfall days in December
Rettel, France

  • Average rainfall days in December: 16.5 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is September (11.7 days).

Average snowfall in December
Rettel, France

  • Average snowfall in December: 55mm

The month with the highest snowfall is December (55mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

Average snowfall days in December
Rettel, France

  • Average snowfall days in December: 6.2 days

The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Rettel, 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: 3h and 12min

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

Average sunshine days in December
Rettel, France

  • Average sunshine days in December: 8.4 days

The month with the most sunshine days is September (15.5 days).
The month with the least sunshine days is December (8.4 days).

Average UV index in December
Rettel, 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
Rettel, France

  • Average cloud cover in December: 68

The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in December
Rettel, France

  • Average visibility in December: 8km

The months with the highest visibility are March, April, May, June, July and August (9km).
The months with the lowest visibility are January, February, September, October, November and December (8km).