December weather forecastMammen, Denmark

December

Weather in December

December, the first month of the winter in Mammen, is still a cold month, with temperature in the range of an average high of 4.5°C (40.1°F) and an average low of 1.4°C (34.5°F).

Temperature

A subtle shift in Mammen's weather is observed as November turns into December, with the average high temperature reducing from a frosty 7.5°C (45.5°F) to a cold 4.5°C (40.1°F). Mammen notes an average temperature descent to 1.4°C (34.5°F) in December, a small shift from its daytime peak.

Humidity

The months with the highest humidity are November and December, with an average relative humidity of 89%.

Rainfall

In Mammen, in December, during 13.5 rainfall days, 22mm (0.87") of precipitation is typically accumulated. Throughout the year, there are 140.2 rainfall days, and 247mm (9.72") of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Mammen, in December, during 4.1 snowfall days, 16mm (0.63") of snow is typically accumulated. Throughout the year, there are 21.7 snowfall days, and 73mm (2.87") of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 7h and 0min of daylight.
On the first day of December in Mammen, sunrise is at 08:31 and sunset at 15:49. On the last day of the month, sunrise is at 08:55 and sunset at 15:54 CET.

Sunshine

In December, the average sunshine is 3.4h.

UV index

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In December, a daily UV index of 2 turns into the following recommendations:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. UV radiation is strongest from the Sun during midday; protect yourself by staying in shaded areas. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.

Frequently asked questions

The high-temperature, in December, in Mammen, is 4.5°C (40.1°F), while the low-temperature averages to 1.4°C (34.5°F).

November and December, with an average relative humidity of 89%, are most humid months.

The average relative humidity in December in Mammen is 89%.

In December, the rain falls for 13.5 days. Throughout December, 22mm (0.87") of precipitation is accumulated.

In Mammen, during December, snow falls for 4.1 days and regularly aggregates up to 16mm (0.63") of snow.

December has the shortest days of the year, with an average of 7h and 0min of daylight.

In December, the average day length is 6h and 59min.

On the first day of December, sunrise is at 08:31 and sunset at 15:49. On the last day of the month, sunrise is at 08:55 and sunset at 15:54 CET.

The average sunshine duration in December is 3.4h.

In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health risk from 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
Mammen, Denmark

  • Average high temperature in December: 4.5°C

The warmest months (with the highest average high temperature) are July and August (20.6°C).
The month with the lowest average high temperature is January (2.8°C).

  • Average low temperature in December: 1.4°C

The month with the highest average low temperature is August (12.6°C).
The coldest month (with the lowest average low temperature) is February (-0.4°C).

Average pressure in December
Mammen, Denmark

  • Average pressure in December: 1009.7mbar

The months with the highest atmospheric pressure are April and May (1015.3mbar).
The month with the lowest atmospheric pressure is December (1009.7mbar).

Average wind speed in December
Mammen, Denmark

  • Average wind speed in December: 16.2km/h

The windiest month (with the highest average wind speed) is December (16.2km/h).
The calmest month (with the lowest average wind speed) is August (13.1km/h).

Average humidity in December
Mammen, Denmark

  • Average humidity in December: 89%

The months with the highest relative humidity are November and December (89%).
The months with the lowest relative humidity are April and May (74%).

Average rainfall in December
Mammen, Denmark

  • Average rainfall in December: 22mm

The wettest month (with the highest rainfall) is July (30mm).
The driest month (with the least rainfall) is April (13mm).

Average rainfall days in December
Mammen, Denmark

  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is August (14.3 days).
The month with the least rainy days is February (8.3 days).

Average snowfall in December
Mammen, Denmark

  • Average snowfall in December: 16mm

The month with the highest snowfall is January (27mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December
Mammen, Denmark

  • Average snowfall days in December: 4.1 days

The months with the highest number of snowfall days are January and February (6.4 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
Mammen, Denmark

  • Average daylight in December: 7h and 0min

The month with the longest days is June (Average daylight: 17h and 36min).
The month with the shortest days is December (Average daylight: 7h and 0min).

  • Average sunshine in December: 3h and 24min

The month with the most sunshine is June (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 3h and 6min).

Average sunshine days in December
Mammen, Denmark

  • Average sunshine days in December: 12.3 days

The month with the most sunshine days is April (16.3 days).
The month with the least sunshine days is December (12.3 days).

Average UV index in December
Mammen, Denmark

  • Average UV index in December: 2

The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in December
Mammen, Denmark

  • Average cloud cover in December: 69

The months with the most cloud cover are January, February and December (Cloud cover 69).
The months with the least cloud cover are April and May (Cloud cover 46).

Average visibility in December
Mammen, Denmark

  • Average visibility in December: 8km

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