December weather forecastAtteln, Germany

December

Weather in December

The first month of the winter, December, is also a wintry month in Atteln, Germany, with an average temperature ranging between max 4.5°C (40.1°F) and min 0.4°C (32.7°F).

Temperature

December indicates a minor shift in the average high-temperature, from November's chilly 8°C (46.4°F) to a cold 4.5°C (40.1°F). Atteln records a negligible downturn from daytime temperatures, averaging a low of 0.4°C (32.7°F) in the month of December.

Humidity

The months with the highest humidity in Atteln are January and December, with an average relative humidity of 90%.

Rainfall

The month with the most rainfall in Atteln is December, when the rain falls for 14.6 days and typically aggregates up to 51mm (2.01") of precipitation.

Snowfall

January through May, October through December are months with snowfall. In December, in Atteln, it is snowing for 6.6 days. Throughout December, 56mm (2.2") of snow is accumulated. Throughout the year, there are 34.4 snowfall days, and 288mm (11.34") of snow is accumulated.

Daylight

The month with the shortest days in Atteln is December, with an average of 7h and 54min of daylight.
On the first day of December in Atteln, sunrise is at 08:09 and sunset at 16:18. On the last day of the month, sunrise is at 08:30 and sunset at 16:25 CET.

Sunshine

With an average of 3.3h of sunshine, December has the least sunshine of the year in Atteln.

UV index

The months with the lowest UV index in Atteln are January through March, 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 unprotected exposure to Sun's UV rays for average individuals.
Note: A daily high UV index of 2 in December leads to these guidelines:
Though the majority can handle prolonged sun exposure, it is crucial to always shield babies, children, and those with fair skin. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

Frequently asked questions

In Atteln, 4.5°C (40.1°F) is the average high-temperature and 0.4°C (32.7°F) is the average low-temperature during December.

The months with the highest humidity in Atteln, Germany, are January and December, with an average relative humidity of 90%.

The average relative humidity in December in Atteln, Germany, is 90%.

The month with the most rainfall in Atteln, Germany, is December, when the rain falls for 14.6 days and typically aggregates up to 51mm (2.01") of precipitation.

In Atteln, during December, the rain falls for 14.6 days and regularly aggregates up to 51mm (2.01") of precipitation.

In Atteln, Germany, during December, snow falls for 6.6 days and regularly aggregates up to 56mm (2.2") of snow.

The month with the shortest days in Atteln, Germany, is December, with an average of 7h and 54min of daylight.

In Atteln, the average day length in December is 7h and 55min.

In December, on the first day of the month, sunrise is at 08:09 and sunset at 16:18. On the last day of the month, in Atteln, Germany, sunrise is at 08:30 and sunset at 16:25 CET.

With an average of 3.3h of sunshine, December has the least sunshine of the year in Atteln.

In December, the average sunshine duration is 3.3h.

January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Atteln, Germany.

In December, the average daily maximum UV index in Atteln is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability 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
Atteln, Germany

  • Average high temperature in December: 4.5°C

The warmest month (with the highest average high temperature) is August (22.7°C).
The month with the lowest average high temperature is January (3°C).

  • Average low temperature in December: 0.4°C

The month with the highest average low temperature is August (12.9°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).

Average pressure in December
Atteln, Germany

  • Average pressure in December: 1016.1mbar

The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1013.3mbar).

Average wind speed in December
Atteln, Germany

  • Average wind speed in December: 13.9km/h

The windiest month (with the highest average wind speed) is December (13.9km/h).
The calmest month (with the lowest average wind speed) is August (9.4km/h).

Average humidity in December
Atteln, Germany

  • Average humidity in December: 90%

The months with the highest relative humidity are January and December (90%).
The month with the lowest relative humidity is August (74%).

Average rainfall in December
Atteln, Germany

  • Average rainfall in December: 51mm

The wettest month (with the highest rainfall) is December (51mm).
The driest month (with the least rainfall) is September (23mm).

Average rainfall days in December
Atteln, Germany

  • Average rainfall days in December: 14.6 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is September (11.2 days).

Average snowfall in December
Atteln, Germany

  • Average snowfall in December: 56mm

The month with the highest snowfall is January (96mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Atteln, Germany

  • Average snowfall days in December: 6.6 days

The month with the highest number of snowfall days is January (10.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Atteln, Germany

  • Average daylight in December: 7h and 54min

The month with the longest days is June (Average daylight: 16h and 36min).
The month with the shortest days is December (Average daylight: 7h and 54min).

  • Average sunshine in December: 3h and 18min

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 18min).

Average sunshine days in December
Atteln, Germany

  • Average sunshine days in December: 10.2 days

The month with the most sunshine days is October (17.1 days).
The month with the least sunshine days is January (9.4 days).

Average UV index in December
Atteln, Germany

  • 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, March, November and December (UV index 2).

Average cloud cover in December
Atteln, Germany

  • 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 40).

Average visibility in December
Atteln, Germany

  • Average visibility in December: 7km

The month with the highest visibility is August (9km).
The months with the lowest visibility are January, February, October and December (7km).