December weather forecastArnsberg, Germany
December
Weather in December
The first month of the winter, December, is also an icy month in Arnsberg, Germany, with temperature in the range of an average low of 0.3°C (32.5°F) and an average high of 4.5°C (40.1°F).Temperature
With the commencement of December, Arnsberg records a moderate temperature decline, with the average high easing from November's frosty 8.4°C (47.1°F) to an icy 4.5°C (40.1°F). Arnsberg experiences a subtle drop in temperature during the December nights, recording an average of 0.3°C (32.5°F).Humidity
The months with the highest humidity are January and December, with an average relative humidity of 90%.Rainfall
In Arnsberg, in December, it is raining for 13.5 days, with typically 42mm (1.65") of accumulated precipitation. Throughout the year, there are 171.3 rainfall days, and 419mm (16.5") of precipitation is accumulated.Snowfall
Months with snowfall in Arnsberg are January through May, October through December. In Arnsberg, during December, snow falls for 6.8 days and regularly aggregates up to 60mm (2.36") of snow. Throughout the year, there are 32.5 snowfall days, and 255mm (10.04") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 7h and 54min of daylight.On the first day of the month, sunrise is at 08:11 and sunset at 16:22. On the last day of December, sunrise is at 08:32 and sunset at 16:29 CET.
Sunshine
The months with the least sunshine in Arnsberg are January and December, with an average of 3.5h of sunshine.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for the average person.Note: An average maximum UV index of 2 in December leads to these recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in December
Arnsberg, Germany
- Average high temperature in December: 4.5°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 (3.1°C).
- Average low temperature in December: 0.3°C
The month with the highest average low temperature is August (12.6°C).
The coldest months (with the lowest average low temperature) are January and February (-1.3°C).
Average pressure in December
Arnsberg, Germany
- Average pressure in December: 1016.4mbar
The month with the highest atmospheric pressure is September (1017.7mbar).
The month with the lowest atmospheric pressure is November (1013.4mbar).
Average wind speed in December
Arnsberg, 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 (9.2km/h).
Average humidity in December
Arnsberg, 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 (75%).
Average rainfall in December
Arnsberg, Germany
- Average rainfall in December: 42mm
The wettest month (with the highest rainfall) is July (44mm).
The driest months (with the least rainfall) are April and September (25mm).
Average rainfall days in December
Arnsberg, Germany
- Average rainfall days in December: 13.5 days
The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is February (10.3 days).
Average snowfall in December
Arnsberg, Germany
- Average snowfall in December: 60mm
The month with the highest snowfall is January (74mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Arnsberg, Germany
- Average snowfall days in December: 6.8 days
The month with the highest number of snowfall days is January (9.4 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Arnsberg, Germany
- Average daylight in December: 7h and 54min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 7h and 54min).
- Average sunshine in December: 3h and 30min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The months with the least sunshine are January and December (Average sunshine: 3h and 30min).
Average sunshine days in December
Arnsberg, Germany
- Average sunshine days in December: 10 days
The month with the most sunshine days is October (15 days).
The month with the least sunshine days is December (10 days).
Average UV index in December
Arnsberg, 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
Arnsberg, Germany
- Average cloud cover in December: 67
The month with the most cloud cover is December (Cloud cover 67).
The month with the least cloud cover is August (Cloud cover 39).
Average visibility in December
Arnsberg, Germany
- Average visibility in December: 7km
The months with the highest visibility are April and August (9km).
The months with the lowest visibility are January and December (7km).
