Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
A modest decline in the average high-temperature is seen during December, decreasing from 9.7°C (49.5°F) in November to a still frosty 6.1°C (43°F). Viersen observes a consistent average low-temperature of 2.3°C (36.1°F) throughout December nights.Humidity
January and December, with an average relative humidity of 86%, are the most humid months.Rainfall
The month with the most rainfall is December, when the rain falls for 16.8 days and typically aggregates up to 59mm (2.32") of precipitation.Snowfall
January through March, November and December are months with snowfall. In Viersen, Germany, during December, snow falls for 5.5 days and regularly aggregates up to 44mm (1.73") of snow. In Viersen, during the entire year, snow falls for 21.6 days and aggregates up to 160mm (6.3") of snow.Daylight
With an average of 8h and 0min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 08:17 and sunset at 16:30. On the last day of December, sunrise is at 08:38 and sunset at 16:36 CET.
Sunshine
The month with the least sunshine is December, with an average of 3.9h of sunshine.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 2 in December interprets into the following recommendations:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear. Be attentive! The reflective property of snow can nearly double the Sun's UV radiation.
Frequently asked questions
How cold does it get in Viersen in December?
What are the most humid months in Viersen?
What is the average humidity in December in Viersen?
What is the rainiest month in Viersen?
How much does it rain in Viersen in December?
How many days does it snow in December in Viersen?
What is the month with the shortest days in Viersen?
How many hours of daylight does Viersen have in December?
When are sunrise and sunset in December in Viersen?
What is the month with the least sunshine in Viersen?
How long on average sun shines in December in Viersen?
What are the months with the lowest UV index in Viersen?
What is the UV index intensity in December in Viersen?
Average temperature in December
Viersen, Germany
- Average high temperature in December: 6.1°C
The warmest month (with the highest average high temperature) is August (23.8°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in December: 2.3°C
The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is January (0.9°C).
Average pressure in December
Viersen, Germany
- Average pressure in December: 1016.3mbar
The month with the highest atmospheric pressure is September (1017.6mbar).
The month with the lowest atmospheric pressure is November (1012.9mbar).
Average wind speed in December
Viersen, Germany
- Average wind speed in December: 16.4km/h
The windiest month (with the highest average wind speed) is December (16.4km/h).
The calmest month (with the lowest average wind speed) is August (11km/h).
Average humidity in December
Viersen, Germany
- Average humidity in December: 86%
The months with the highest relative humidity are January and December (86%).
The months with the lowest relative humidity are April and August (72%).
Average rainfall in December
Viersen, Germany
- Average rainfall in December: 59mm
The wettest month (with the highest rainfall) is December (59mm).
The driest month (with the least rainfall) is April (26mm).
Average rainfall days in December
Viersen, Germany
- Average rainfall days in December: 16.8 days
The month with the highest number of rainy days is July (18.4 days).
The month with the least rainy days is September (13.6 days).
Average snowfall in December
Viersen, Germany
- Average snowfall in December: 44mm
The month with the highest snowfall is January (55mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Viersen, Germany
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (6.5 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
Viersen, Germany
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 30min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 3h and 5min
The months with the most sunshine are July and August (Average sunshine: 9h and 30min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).
Average sunshine days in December
Viersen, Germany
- Average sunshine days in December: 8.3 days
The month with the most sunshine days is September (14.5 days).
The month with the least sunshine days is December (8.3 days).
Average UV index in December
Viersen, Germany
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Viersen, Germany
- Average cloud cover in December: 61
The month with the most cloud cover is December (Cloud cover 61).
The month with the least cloud cover is August (Cloud cover 38).
Average visibility in December
Viersen, Germany
- Average visibility in December: 8km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (9km).
The month with the lowest visibility is December (8km).
Viersen, Germany
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