December weather forecast
Hackenheim, Germany

December

Weather in December

December, the first month of the winter in Hackenheim, is also a wintry month, with an average temperature varying between 4.9°C (40.8°F) and 0.5°C (32.9°F).

Temperature

Hackenheim's December weather shows a modest shift in high-temperatures, falling from November's chilly 8.1°C (46.6°F) to a wintry 4.9°C (40.8°F). Hackenheim's nighttime temperatures in December see a subtle dip to an average of 0.5°C (32.9°F).

Humidity

The months with the highest humidity are January and December, with an average relative humidity of 89%.

Rainfall

In Hackenheim, Germany, in December, during 15.9 rainfall days, 40mm (1.57") of precipitation is typically accumulated. Throughout the year, there are 176 rainfall days, and 462mm (18.19") of precipitation is accumulated.

Snowfall

Months with snowfall are January through April, November and December. In Hackenheim, in December, snow falls for 4.9 days, with typically accumulated 41mm (1.61") of snow. In Hackenheim, during the entire year, snow falls for 22.7 days and aggregates up to 150mm (5.91") of snow.

Daylight

The month with the shortest days is December, with an average of 8h and 12min of daylight.
On the first day of December, sunrise is at 08:04 and sunset at 16:30. On the last day of the month, sunrise is at 08:25 and sunset at 16:37 CET.

Sunshine

December has the least sunshine of the year, with an average of 3.4h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Hackenheim. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the average maximum UV index of 2 translates into the following recommendations:
While many people can endure lengthy sun exposure, it remains imperative to safeguard babies, children, and fair-skinned individuals. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.

Frequently asked questions

How cold does it get in December?
In Hackenheim, in December, the average high-temperature is 4.9°C (40.8°F), and the average low-temperature is 0.5°C (32.9°F).
What are the most humid months?
January and December, with an average relative humidity of 89%, are most humid months.
What is the average humidity in December?
In December, the average relative humidity is 89%.
How many days does it rain in December?
In Hackenheim, in December, during 15.9 rainfall days, 40mm (1.57") of precipitation is typically accumulated.
How many days does it snow in December?
In Hackenheim, during December, snow falls for 4.9 days and regularly aggregates up to 41mm (1.61") of snow.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 8h and 12min of daylight.
What is the average length of the day in December?
In Hackenheim, the average day length in December is 8h and 11min.
When are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 08:04 and sunset at 16:30. On the last day of the month, sunrise is at 08:25 and sunset at 16:37 CET.
What is the month with the least sunshine?
With an average of 3.4h of sunshine, December has the least sunshine of the year.
How many hours of sunshine does Hackenheim have in December?
The average sunshine duration in December is 3.4h.
When is the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.
What is the UV index intensity in December?
In Hackenheim, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health threat from unprotected exposure to UV radiation.
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 - Hackenheim, Germany
Average temperature in December
Hackenheim, Germany
  • Average high temperature in December: 4.9°C

The warmest month (with the highest average high temperature) is July (24.4°C).
The month with the lowest average high temperature is January (3.3°C).

  • Average low temperature in December: 0.5°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 (-1.3°C).

Average pressure in December - Hackenheim, Germany
Average pressure in December
Hackenheim, Germany
  • Average pressure in December: 1018.4mbar

The month with the highest atmospheric pressure is December (1018.4mbar).
The month with the lowest atmospheric pressure is November (1014.5mbar).

Average wind speed in December - Hackenheim, Germany
Average wind speed in December
Hackenheim, Germany
  • Average wind speed in December: 11.7km/h

The windiest months (with the highest average wind speed) are February and March (12.1km/h).
The calmest month (with the lowest average wind speed) is August (8.7km/h).

Average humidity in December - Hackenheim, Germany
Average humidity in December
Hackenheim, Germany
  • Average humidity in December: 89%

The months with the highest relative humidity are January and December (89%).
The months with the lowest relative humidity are July and August (72%).

Average rainfall in December - Hackenheim, Germany
Average rainfall in December
Hackenheim, Germany
  • Average rainfall in December: 40mm

The wettest month (with the highest rainfall) is July (58mm).
The driest month (with the least rainfall) is April (25mm).

Average rainfall days in December - Hackenheim, Germany
Average rainfall days in December
Hackenheim, Germany
  • Average rainfall days in December: 15.9 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is February (11.9 days).

Average snowfall in December - Hackenheim, Germany
Average snowfall in December
Hackenheim, Germany
  • Average snowfall in December: 41mm

The months with the highest snowfall are January and February (44mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).

Average snowfall days in December - Hackenheim, Germany
Average snowfall days in December
Hackenheim, Germany
  • Average snowfall days in December: 4.9 days

The month with the highest number of snowfall days is January (7.1 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Hackenheim, Germany
Average daylight in December /
Average sunshine in December
Hackenheim, Germany
  • Average daylight in December: 8h and 1min

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 12min).

  • Average sunshine in December: 3h and 2min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The month with the least sunshine is December (Average sunshine: 3h and 24min).

Average sunshine days in December - Hackenheim, Germany
Average sunshine days in December
Hackenheim, Germany
  • Average sunshine days in December: 9.2 days

The month with the most sunshine days is October (15 days).
The month with the least sunshine days is December (9.2 days).

Average UV index in December - Hackenheim, Germany
Average UV index in December
Hackenheim, 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 - Hackenheim, Germany
Average cloud cover in December
Hackenheim, Germany
  • Average cloud cover in December: 66

The month with the most cloud cover is December (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in December - Hackenheim, Germany
Average visibility in December
Hackenheim, Germany
  • Average visibility in December: 7km

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

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