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
With the commencement of December, Troisdorf records a moderate temperature decline, with the average high easing from November's chilly 8.9°C (48°F) to an icy 5.4°C (41.7°F). Troisdorf experiences a steady nighttime temperature of 1.2°C (34.2°F) throughout the month of December.Humidity
With an average relative humidity of 89%, December is the most humid month.Rainfall
In Troisdorf, in December, during 13.6 rainfall days, 29mm (1.14") of precipitation is typically accumulated. In Troisdorf, during the entire year, the rain falls for 156 days and collects up to 305mm (12.01") of precipitation.Snowfall
January through March, November and December are months with snowfall. In Troisdorf, during December, snow falls for 5.1 days and regularly aggregates up to 25mm (0.98") of snow. In Troisdorf, during the entire year, snow falls for 19.5 days and aggregates up to 98mm (3.86") of snow.Daylight
The month with the shortest days in Troisdorf is December, with an average of 8h and 0min of daylight.On the first day of December in Troisdorf, sunrise is at 08:12 and sunset at 16:28. On the last day of the month, sunrise is at 08:33 and sunset at 16:35 CET.
Sunshine
The month with the least sunshine in Troisdorf is December, with an average of 3.8h 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 of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: In December, the maximum UV index of 2 transforms into these recommendations:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. During bright days, sunglasses that offer UVA and UVB defense are recommended. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Frequently asked questions
How cold is December in Troisdorf?
What is the most humid month in Troisdorf?
What is the average humidity in December in Troisdorf?
How many days does it rain in December in Troisdorf?
How much does it snow in Troisdorf in December?
What is the month with the shortest days in Troisdorf?
What is the average length of the day in December in Troisdorf?
When are sunrise and sunset in December in Troisdorf?
What is the month with the least sunshine in Troisdorf?
How long on average sun shines in December in Troisdorf?
What are the months with the lowest UV index in Troisdorf?
What is the UV index reading in December in Troisdorf?
Average temperature in December
Troisdorf, Germany
- Average high temperature in December: 5.4°C
The warmest month (with the highest average high temperature) is July (23.5°C).
The month with the lowest average high temperature is January (4°C).
- Average low temperature in December: 1.2°C
The month with the highest average low temperature is August (13.3°C).
The coldest month (with the lowest average low temperature) is January (-0.3°C).
Average pressure in December
Troisdorf, Germany
- Average pressure in December: 1017.1mbar
The month with the highest atmospheric pressure is September (1017.8mbar).
The month with the lowest atmospheric pressure is November (1013.6mbar).
Average wind speed in December
Troisdorf, Germany
- Average wind speed in December: 12.5km/h
The windiest month (with the highest average wind speed) is February (12.8km/h).
The calmest month (with the lowest average wind speed) is August (8.9km/h).
Average humidity in December
Troisdorf, Germany
- Average humidity in December: 89%
The month with the highest relative humidity is December (89%).
The months with the lowest relative humidity are July and August (73%).
Average rainfall in December
Troisdorf, Germany
- Average rainfall in December: 29mm
The wettest month (with the highest rainfall) is August (33mm).
The driest months (with the least rainfall) are April and September (17mm).
Average rainfall days in December
Troisdorf, Germany
- Average rainfall days in December: 13.6 days
The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is February (10.4 days).
Average snowfall in December
Troisdorf, Germany
- Average snowfall in December: 25mm
The month with the highest snowfall is February (35mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Troisdorf, Germany
- Average snowfall days in December: 5.1 days
The month with the highest number of snowfall days is January (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
Troisdorf, Germany
- Average daylight in December: 8h and 0min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 0min).
- Average sunshine in December: 3h and 5min
The month with the most sunshine is July (Average sunshine: 9h and 54min).
The month with the least sunshine is December (Average sunshine: 3h and 48min).
Average sunshine days in December
Troisdorf, Germany
- Average sunshine days in December: 11.4 days
The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is December (11.4 days).
Average UV index in December
Troisdorf, 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, November and December (UV index 2).
Average cloud cover in December
Troisdorf, Germany
- Average cloud cover in December: 62
The month with the most cloud cover is December (Cloud cover 62).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in December
Troisdorf, Germany
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July and August (9km).
The months with the lowest visibility are January, February, September, October, November and December (8km).
Troisdorf, Germany
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