December weather forecast
Jettenbach, Germany

December

Weather in December

The first month of the winter, December, is also a wintry month in Jettenbach, Germany, with an average temperature varying between -1°C (30.2°F) and 3.6°C (38.5°F).

Temperature

Jettenbach's progression into December involves a gentle drop in the average high-temperature, from a frosty 8°C (46.4°F) in November to an icy 3.6°C (38.5°F). Jettenbach notes a consistent average low-temperature of -1°C (30.2°F) during December nights.

Humidity

The average relative humidity in December in Jettenbach is 86%.

Rainfall

In Jettenbach, Germany, in December, during 14.4 rainfall days, 65mm (2.56") of precipitation is typically accumulated. In Jettenbach, during the entire year, the rain falls for 178.6 days and collects up to 725mm (28.54") of precipitation.

Snowfall

Months with snowfall in Jettenbach are January through May, October through December. In Jettenbach, in December, during 9.5 snowfall days, 132mm (5.2") of snow is typically accumulated. In Jettenbach, Germany, during the entire year, snow falls for 45 days and aggregates up to 613mm (24.13") of snow.

Daylight

With an average of 8h and 24min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 07:40 and sunset at 16:19. On the last day of the month, sunrise is at 08:00 and sunset at 16:26 CET.

Sunshine

In December, the average sunshine is 4.2h.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Jettenbach, Germany. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to UV radiation for average individuals.
Note: During December, 2 as the daily maximum UV index converts into the following advice:
While most people are not greatly affected by extended sun exposure, those with fair skin, babies, and children must always have protection. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.

Frequently asked questions

How cold does it get in Jettenbach in December?
The average high-temperature and low-temperature in Jettenbach, Germany, during December are 3.6°C (38.5°F) and -1°C (30.2°F) respectively.
What is the average humidity in December in Jettenbach?
In December, the average relative humidity in Jettenbach is 86%.
How many days does it rain in December in Jettenbach?
In December, the rain falls for 14.4 days. Throughout December, 65mm (2.56") of precipitation is accumulated.
How much does it snow in Jettenbach in December?
In December, in Jettenbach, it is snowing for 9.5 days. Throughout December, 132mm (5.2") of snow is accumulated.
What is the month with the shortest days in Jettenbach?
The month with the shortest days in Jettenbach is December, with an average of 8h and 24min of daylight.
How many hours of daylight does Jettenbach have in December?
The average day length in December is 8h and 26min.
When are sunrise and sunset in December in Jettenbach?
On the first day of December in Jettenbach, Germany, sunrise is at 07:40 and sunset at 16:19. On the last day of the month, sunrise is at 08:00 and sunset at 16:26 CET.
How long on average sun shines in December in Jettenbach?
In December, the average sunshine duration is 4.2h.
What is the month with the lowest UV index in Jettenbach?
The months with the lowest UV index in Jettenbach are January, February, October through December, with an average maximum UV index of 2.
How high is the UV index in December in Jettenbach?
In December, the average daily maximum UV index in Jettenbach, Germany, is 2. A UV Index estimate of 2, and below, represents a minimal hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Jettenbach, Germany
Average temperature in December
Jettenbach, Germany
  • Average high temperature in December: 3.6°C

The warmest months (with the highest average high temperature) are July and August (23.3°C).
The month with the lowest average high temperature is January (1.8°C).

  • Average low temperature in December: -1°C

The month with the highest average low temperature is July (12.8°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).

Average pressure in December - Jettenbach, Germany
Average pressure in December
Jettenbach, Germany
  • Average pressure in December: 1020.3mbar

The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).

Average wind speed in December - Jettenbach, Germany
Average wind speed in December
Jettenbach, Germany
  • Average wind speed in December: 11.3km/h

The windiest month (with the highest average wind speed) is March (12.1km/h).
The calmest month (with the lowest average wind speed) is August (7.7km/h).

Average humidity in December - Jettenbach, Germany
Average humidity in December
Jettenbach, Germany
  • Average humidity in December: 86%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (77%).

Average rainfall in December - Jettenbach, Germany
Average rainfall in December
Jettenbach, Germany
  • Average rainfall in December: 65mm

The wettest month (with the highest rainfall) is June (88mm).
The driest month (with the least rainfall) is November (31mm).

Average rainfall days in December - Jettenbach, Germany
Average rainfall days in December
Jettenbach, Germany
  • Average rainfall days in December: 14.4 days

The month with the highest number of rainy days is May (21.4 days).
The month with the least rainy days is November (10.3 days).

Average snowfall in December - Jettenbach, Germany
Average snowfall in December
Jettenbach, Germany
  • Average snowfall in December: 132mm

The month with the highest snowfall is January (210mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December - Jettenbach, Germany
Average snowfall days in December
Jettenbach, Germany
  • Average snowfall days in December: 9.5 days

The month with the highest number of snowfall days is January (13 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Jettenbach, Germany
Average daylight in December /
Average sunshine in December
Jettenbach, Germany
  • Average daylight in December: 8h and 2min

The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).

  • Average sunshine in December: 4h and 1min

The months with the most sunshine are July and August (Average sunshine: 9h and 54min).
The months with the least sunshine are January and February (Average sunshine: 4h and 6min).

Average sunshine days in December - Jettenbach, Germany
Average sunshine days in December
Jettenbach, Germany
  • Average sunshine days in December: 9.8 days

The month with the most sunshine days is October (18.1 days).
The month with the least sunshine days is May (7.7 days).

Average UV index in December - Jettenbach, Germany
Average UV index in December
Jettenbach, 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 - Jettenbach, Germany
Average cloud cover in December
Jettenbach, Germany
  • Average cloud cover in December: 59

The month with the most cloud cover is January (Cloud cover 60).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in December - Jettenbach, Germany
Average visibility in December
Jettenbach, Germany
  • Average visibility in December: 8km

The months with the highest visibility are March, April, May, June, July and August (9km).
The month with the lowest visibility is January (7km).

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