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
The arrival of December is marked by a minor reduction in average high-temperature, sliding from a frosty 7.5°C (45.5°F) in November to an icy 3.7°C (38.7°F). In Illesheim, nights during December observe an average temperature decrease to a freezing cold -0.5°C (31.1°F).Humidity
In December, the average relative humidity is 87%.Rainfall
In Illesheim, in December, it is raining for 11.5 days, with typically 45mm (1.77") of accumulated precipitation. Throughout the year, there are 163.1 rainfall days, and 526mm (20.71") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, October through December. The month with the most snowfall is December, when snow falls for 6.2 days and typically aggregates up to 74mm (2.91") of snow.Daylight
December has the shortest days of the year in Illesheim, Germany, with an average of 8h and 12min of daylight.On the first day of the month, sunrise is at 07:53 and sunset at 16:21. On the last day of December, in Illesheim, sunrise is at 08:14 and sunset at 16:28 CET.
Sunshine
In Illesheim, the average sunshine in December is 3.6h.UV index
January, February, October through 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 low threat to health from exposure to the Sun's UV rays for average individuals.Note: In December, the maximum UV index of 2 transforms into these recommendations:
While extended sun exposure does not significantly affect most people, those with sensitive skin, children, and infants should always be protected. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
Is it cold in Illesheim during December?
What is the average humidity in December in Illesheim?
How much does it rain in Illesheim in December?
What is the snowiest month in Illesheim?
How many days does it snow in December in Illesheim?
What is the month with the shortest days in Illesheim?
How many hours of daylight does Illesheim have in December?
When is the sunrise / sunset in December in Illesheim?
How long on average sun shines in December in Illesheim?
When is the lowest UV index in Illesheim?
What is the UV index intensity in December in Illesheim?
Average temperature in December
Illesheim, Germany
- Average high temperature in December: 3.7°C
The warmest month (with the highest average high temperature) is August (23.7°C).
The month with the lowest average high temperature is January (2°C).
- Average low temperature in December: -0.5°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (-2.4°C).
Average pressure in December
Illesheim, Germany
- Average pressure in December: 1019.4mbar
The month with the highest atmospheric pressure is December (1019.4mbar).
The month with the lowest atmospheric pressure is November (1015.3mbar).
Average wind speed in December
Illesheim, Germany
- Average wind speed in December: 14.5km/h
The windiest month (with the highest average wind speed) is December (14.5km/h).
The calmest month (with the lowest average wind speed) is August (9.3km/h).
Average humidity in December
Illesheim, Germany
- Average humidity in December: 87%
The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is July (74%).
Average rainfall in December
Illesheim, Germany
- Average rainfall in December: 45mm
The wettest month (with the highest rainfall) is August (74mm).
The driest month (with the least rainfall) is March (27mm).
Average rainfall days in December
Illesheim, Germany
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is February (6.8 days).
Average snowfall in December
Illesheim, Germany
- Average snowfall in December: 74mm
The month with the highest snowfall is December (74mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Illesheim, Germany
- Average snowfall days in December: 6.2 days
The month with the highest number of snowfall days is January (8.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Illesheim, Germany
- Average daylight in December: 8h and 1min
The month with the longest days is June (Average daylight: 16h and 12min).
The month with the shortest days is December (Average daylight: 8h and 12min).
- Average sunshine in December: 3h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 30min).
Average sunshine days in December
Illesheim, Germany
- Average sunshine days in December: 14.3 days
The month with the most sunshine days is November (16.4 days).
The month with the least sunshine days is June (7.6 days).
Average UV index in December
Illesheim, 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, October, November and December (UV index 2).
Average cloud cover in December
Illesheim, Germany
- Average cloud cover in December: 64
The month with the most cloud cover is January (Cloud cover 65).
The month with the least cloud cover is August (Cloud cover 34).
Average visibility in December
Illesheim, Germany
- Average visibility in December: 8km
The months with the highest visibility are March, April, May, June, July, August and September (9km).
The months with the lowest visibility are January, February, October, November and December (8km).
Illesheim, Germany
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