December weather forecastIllerich, Germany
December
Weather in December
The first month of the winter, December, is still a cold month in Illerich, Germany, with an average temperature varying between 0.3°C (32.5°F) and 4.6°C (40.3°F).Temperature
As December commences, the average high-temperature subtly reduces, transitioning from a frosty 7.8°C (46°F) in November to a cold 4.6°C (40.3°F). December nights in Illerich anticipate an average temperature of 0.3°C (32.5°F), a modest decline from the daytime.Humidity
The months with the highest humidity in Illerich are January and December, with an average relative humidity of 90%.Rainfall
In Illerich, in December, during 7.6 rainfall days, 11mm (0.43") of precipitation is typically accumulated. In Illerich, Germany, during the entire year, the rain falls for 75.3 days and collects up to 108mm (4.25") of precipitation.Snowfall
January through May, October through December are months with snowfall in Illerich. The months with the most snowfall are February and December, with an average 12mm (0.47") of accumulated snow.Daylight
The month with the shortest days is December, with an average of 8h and 6min of daylight.On the first day of December in Illerich, sunrise is at 08:09 and sunset at 16:31. On the last day of the month, sunrise is at 08:30 and sunset at 16:38 CET.
Sunshine
With an average of 3.4h of sunshine, December has the least sunshine of the year.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily high UV index of 2 in December translates into this advice:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. Avoiding the Sun during its peak radiation time around midday is a healthy practice. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Consider this! The reflection from 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
Average temperature in December
Illerich, Germany
- Average high temperature in December: 4.6°C
The warmest month (with the highest average high temperature) is July (22.9°C).
The month with the lowest average high temperature is January (2.9°C).
- Average low temperature in December: 0.3°C
The month with the highest average low temperature is August (12.2°C).
The coldest month (with the lowest average low temperature) is January (-1.3°C).
Average pressure in December
Illerich, Germany
- Average pressure in December: 1017.8mbar
The month with the highest atmospheric pressure is September (1017.9mbar).
The month with the lowest atmospheric pressure is November (1014mbar).
Average wind speed in December
Illerich, Germany
- Average wind speed in December: 12.7km/h
The windiest months (with the highest average wind speed) are February and December (12.7km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).
Average humidity in December
Illerich, Germany
- Average humidity in December: 90%
The months with the highest relative humidity are January and December (90%).
The months with the lowest relative humidity are April, July and August (75%).
Average rainfall in December
Illerich, Germany
- Average rainfall in December: 11mm
The wettest month (with the highest rainfall) is August (13mm).
The driest month (with the least rainfall) is September (5mm).
Average rainfall days in December
Illerich, Germany
- Average rainfall days in December: 7.6 days
The month with the highest number of rainy days is May (7.7 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in December
Illerich, Germany
- Average snowfall in December: 12mm
The months with the highest snowfall are February and December (12mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Illerich, Germany
- Average snowfall days in December: 5.5 days
The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Illerich, Germany
- Average daylight in December: 8h and 6min
The month with the longest days is June (Average daylight: 16h and 18min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in December: 3h and 24min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).
Average sunshine days in December
Illerich, Germany
- Average sunshine days in December: 19.5 days
The month with the most sunshine days is March (23.3 days).
The month with the least sunshine days is December (19.5 days).
Average UV index in December
Illerich, 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
Illerich, Germany
- Average cloud cover in December: 68
The month with the most cloud cover is December (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 36).
Average visibility in December
Illerich, Germany
- Average visibility in December: 7km
The months with the highest visibility are March, April and August (9km).
The months with the lowest visibility are January, November and December (7km).
