December weather forecastAlsterdorf, Germany
December
Weather in December
The first month of the winter, December, is also a wintry month in Alsterdorf, Germany, with an average temperature fluctuating between 4.3°C (39.7°F) and 1.2°C (34.2°F).Temperature
The average high-temperature slightly decreases in December, shifting from a chilly 7.8°C (46°F) in November to an icy 4.3°C (39.7°F). During December, Alsterdorf's temperature shows a minor deviation from daytime highs, falling to a steady low-temperature average of 1.2°C (34.2°F).Humidity
With an average relative humidity of 90%, December is the most humid month.Rainfall
In Alsterdorf, in December, it is raining for 17.5 days, with typically 43mm (1.69") of accumulated precipitation. Throughout the year, there are 187.4 rainfall days, and 461mm (18.15") of precipitation is accumulated.Snowfall
Months with snowfall are January through April, November and December. In December, in Alsterdorf, it is snowing for 4.5 days. Throughout December, 34mm (1.34") of snow is accumulated. In Alsterdorf, during the entire year, snow falls for 21.3 days and aggregates up to 123mm (4.84") of snow.Daylight
With an average of 7h and 36min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:14 and sunset at 16:04. On the last day of December, in Alsterdorf, Germany, sunrise is at 08:36 and sunset at 16:09 CET.
Sunshine
The month with the least sunshine is December, with an average of 3.1h of sunshine.UV index
In December, the average daily maximum UV index in Alsterdorf is 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV rays for the ordinary person.Note: In December, the maximum UV index of 2 translates into these guidelines:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be vigilant! The reflective nature of snow can increase the Sun's UV radiation nearly twofold.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Alsterdorf, Germany
- Average high temperature in December: 4.3°C
The warmest month (with the highest average high temperature) is August (22.6°C).
The month with the lowest average high temperature is January (2.8°C).
- Average low temperature in December: 1.2°C
The month with the highest average low temperature is August (13.6°C).
The coldest month (with the lowest average low temperature) is February (-0.5°C).
Average pressure in December
Alsterdorf, Germany
- Average pressure in December: 1013.3mbar
The month with the highest atmospheric pressure is September (1016.3mbar).
The month with the lowest atmospheric pressure is November (1011.8mbar).
Average wind speed in December
Alsterdorf, Germany
- Average wind speed in December: 17.3km/h
The windiest month (with the highest average wind speed) is December (17.3km/h).
The calmest month (with the lowest average wind speed) is August (11.6km/h).
Average humidity in December
Alsterdorf, Germany
- Average humidity in December: 90%
The month with the highest relative humidity is December (90%).
The months with the lowest relative humidity are April and August (76%).
Average rainfall in December
Alsterdorf, Germany
- Average rainfall in December: 43mm
The wettest month (with the highest rainfall) is July (49mm).
The driest month (with the least rainfall) is April (22mm).
Average rainfall days in December
Alsterdorf, Germany
- Average rainfall days in December: 17.5 days
The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is February (11.8 days).
Average snowfall in December
Alsterdorf, Germany
- Average snowfall in December: 34mm
The month with the highest snowfall is February (38mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Alsterdorf, Germany
- Average snowfall days in December: 4.5 days
The month with the highest number of snowfall days is January (6.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Alsterdorf, Germany
- Average daylight in December: 7h and 36min
The month with the longest days is June (Average daylight: 17h and 0min).
The month with the shortest days is December (Average daylight: 7h and 36min).
- Average sunshine in December: 3h and 6min
The month with the most sunshine is August (Average sunshine: 9h and 12min).
The month with the least sunshine is December (Average sunshine: 3h and 6min).
Average sunshine days in December
Alsterdorf, Germany
- Average sunshine days in December: 8.5 days
The month with the most sunshine days is April (14.1 days).
The month with the least sunshine days is December (8.5 days).
Average UV index in December
Alsterdorf, Germany
- 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
Alsterdorf, Germany
- Average cloud cover in December: 71
The month with the most cloud cover is December (Cloud cover 71).
The months with the least cloud cover are April and August (Cloud cover 42).
Average visibility in December
Alsterdorf, Germany
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, May, June, July and August (9km).
The months with the lowest visibility are January, September, October, November and December (8km).
