December weather forecastSierksdorf, Germany
December
Weather in December
The first month of the winter, December, is still a cold month in Sierksdorf, Germany, with an average temperature fluctuating between 4.4°C (39.9°F) and 1.4°C (34.5°F).Temperature
Sierksdorf's weather subtly changes with the onset of December, barely falling from a frosty 8°C (46.4°F) in November to a wintry 4.4°C (39.9°F). December nights reveal a minor deviation from daytime highs, with a mean low-temperature of 1.4°C (34.5°F).Humidity
The most humid month is December, with an average relative humidity of 89%.Rainfall
In December, in Sierksdorf, the rain falls for 14.8 days. Throughout December, 35mm (1.38") of precipitation is accumulated. In Sierksdorf, during the entire year, the rain falls for 156.9 days and collects up to 398mm (15.67") of precipitation.Snowfall
January through April, November and December are months with snowfall in Sierksdorf. The month with the most snowfall is December, when snow falls for 3.8 days and typically aggregates up to 28mm (1.1") of snow.Sea temperature
In Sierksdorf, in December, the average water temperature is 5.3°C (41.5°F).Note: Staying in 5.3°C (41.5°F) waters for just a few moments at 13°C (55.4°F) can be harrowing, and below 10°C (50°F) poses breathing and cold shock risks, depending on individual tolerance.
Daylight
December has the shortest days of the year in Sierksdorf, with an average of 7h and 30min of daylight.On the first day of the month, sunrise is at 08:13 and sunset at 15:58. On the last day of December, sunrise is at 08:36 and sunset at 16:04 CET.
Sunshine
With an average of 3.1h of sunshine, December has the least sunshine of the year in Sierksdorf.UV index
The average daily maximum UV index in December in Sierksdorf is 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: In December, a regular UV index of 2 translates into these guidelines:
While most people can stay under the sun for an hour without burning, children must always be guarded against sun exposure. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Sierksdorf, Germany
- Average high temperature in December: 4.4°C
The warmest month (with the highest average high temperature) is August (21.7°C).
The month with the lowest average high temperature is January (2.7°C).
- Average low temperature in December: 1.4°C
The month with the highest average low temperature is August (15°C).
The coldest month (with the lowest average low temperature) is January (-0.3°C).
Average pressure in December
Sierksdorf, Germany
- Average pressure in December: 1012.9mbar
The month with the highest atmospheric pressure is September (1016.1mbar).
The month with the lowest atmospheric pressure is November (1011.9mbar).
Average wind speed in December
Sierksdorf, Germany
- Average wind speed in December: 21.5km/h
The windiest month (with the highest average wind speed) is December (21.5km/h).
The calmest month (with the lowest average wind speed) is August (14.9km/h).
Average humidity in December
Sierksdorf, Germany
- 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
Sierksdorf, Germany
- Average rainfall in December: 35mm
The wettest month (with the highest rainfall) is July (45mm).
The driest month (with the least rainfall) is April (18mm).
Average rainfall days in December
Sierksdorf, Germany
- Average rainfall days in December: 14.8 days
The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is February (9.3 days).
Average snowfall in December
Sierksdorf, Germany
- Average snowfall in December: 28mm
The month with the highest snowfall is December (28mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Sierksdorf, Germany
- Average snowfall days in December: 3.8 days
The month with the highest number of snowfall days is February (6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average sea temperature in December
Sierksdorf, Germany
- Average sea temperature in December: 5.3°C
The best month for swimming (with the highest average sea temperature) is August (18.4°C).
The coldest month (with the lowest average sea temperature) is January (2.4°C).
Average daylight in December /
Average sunshine in December
Sierksdorf, Germany
- Average daylight in December: 7h and 30min
The month with the longest days is June (Average daylight: 17h and 6min).
The month with the shortest days is December (Average daylight: 7h and 30min).
- Average sunshine in December: 3h and 6min
The month with the most sunshine is August (Average sunshine: 9h and 18min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).
Average sunshine days in December
Sierksdorf, Germany
- Average sunshine days in December: 10.8 days
The month with the most sunshine days is April (17.3 days).
The month with the least sunshine days is December (10.8 days).
Average UV index in December
Sierksdorf, Germany
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 5).
The month with the lowest UV index is January (UV index 1).
Average cloud cover in December
Sierksdorf, Germany
- Average cloud cover in December: 70
The month with the most cloud cover is December (Cloud cover 70).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in December
Sierksdorf, Germany
- Average visibility in December: 9km
The months with the highest visibility are June and August (10km).
The months with the lowest visibility are January, February, March, April, May, July, September, October, November and December (9km).





