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
December
Weather in December
Temperature
The beginning of December brings a minor change in the average high-temperature, shifting from a chilly 9.7°C (49.5°F) in November to a still frosty 6.1°C (43°F). Heinsberg sustains a near constant temperature throughout December, with nighttime averages of 2.2°C (36°F).Humidity
December is the most humid month in Heinsberg, with an average relative humidity of 87%.Rainfall
In Heinsberg, in December, it is raining for 13.5 days, with typically 40mm (1.57") of accumulated precipitation. In Heinsberg, during the entire year, the rain falls for 164.3 days and collects up to 397mm (15.63") of precipitation.Snowfall
Months with snowfall in Heinsberg, Germany, are January through March, November and December. In Heinsberg, in December, snow falls for 3.4 days, with typically accumulated 29mm (1.14") of snow. Throughout the year, in Heinsberg, Germany, there are 14.7 snowfall days, and 98mm (3.86") of snow is accumulated.Daylight
December has the shortest days of the year in Heinsberg, Germany, with an average of 8h and 0min of daylight.On the first day of December in Heinsberg, sunrise is at 08:17 and sunset at 16:31. On the last day of the month, sunrise is at 08:38 and sunset at 16:38 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 reading of 2, and below, represents a minimal health vulnerability from exposure to the Sun's UV rays for the average person.Note: In December, a regular UV index of 2 translates into these guidelines:
Many can withstand an hour in the sun without burning, yet children must always have protection against sunlight. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days. Consider carefully! The reflective quality of 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
Is it cold in Heinsberg during December?
What is the most humid month in Heinsberg?
What is the average humidity in December in Heinsberg?
How much does it rain in Heinsberg in December?
How much does it snow in Heinsberg in December?
What is the month with the shortest days in Heinsberg?
How many hours of daylight does Heinsberg have in December?
When are sunrise and sunset in December in Heinsberg?
What is the month with the least sunshine in Heinsberg?
How long on average sun shines in December in Heinsberg?
What is the month with the lowest UV index in Heinsberg?
What is the UV index reading in December in Heinsberg?
Average temperature in December
Heinsberg, Germany
- Average high temperature in December: 6.1°C
The warmest month (with the highest average high temperature) is July (23.3°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in December: 2.2°C
The month with the highest average low temperature is August (14.3°C).
The coldest months (with the lowest average low temperature) are January and February (1°C).
Average pressure in December
Heinsberg, Germany
- Average pressure in December: 1016.5mbar
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
Heinsberg, 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 (11.1km/h).
Average humidity in December
Heinsberg, Germany
- Average humidity in December: 87%
The month with the highest relative humidity is December (87%).
The month with the lowest relative humidity is April (73%).
Average rainfall in December
Heinsberg, Germany
- Average rainfall in December: 40mm
The wettest month (with the highest rainfall) is June (42mm).
The driest month (with the least rainfall) is April (20mm).
Average rainfall days in December
Heinsberg, Germany
- Average rainfall days in December: 13.5 days
The month with the highest number of rainy days is July (15.9 days).
The month with the least rainy days is September (10.8 days).
Average snowfall in December
Heinsberg, Germany
- Average snowfall in December: 29mm
The month with the highest snowfall is January (31mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in December
Heinsberg, Germany
- Average snowfall days in December: 3.4 days
The month with the highest number of snowfall days is January (4.7 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
Heinsberg, 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 24min).
The month with the least sunshine is December (Average sunshine: 3h and 54min).
Average sunshine days in December
Heinsberg, Germany
- Average sunshine days in December: 12.5 days
The month with the most sunshine days is September (17.2 days).
The month with the least sunshine days is June (11.4 days).
Average UV index in December
Heinsberg, 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
Heinsberg, 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
Heinsberg, Germany
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
