December weather forecast
Mariastein, Austria

December

Weather in December

The first month of the winter, December, is also an icy month in Mariastein, Austria, with an average temperature varying between -4°C (24.8°F) and 2.2°C (36°F).

Temperature

As December arrives, Mariastein's weather displays a decrease in high-temperatures, transitioning from November's frosty 7.4°C (45.3°F) to an icy 2.2°C (36°F). In the month of December, the average temperature dips to a subzero cold -4°C (24.8°F) during the night.

Humidity

In Mariastein, Austria, the average relative humidity in December is 81%.

Rainfall

In Mariastein, in December, it is raining for 10.5 days, with typically 85mm (3.35") of accumulated precipitation. In Mariastein, during the entire year, the rain falls for 186.1 days and collects up to 1078mm (42.44") of precipitation.

Snowfall

Months with snowfall in Mariastein are January through May, October through December. In Mariastein, Austria, in December, snow falls for 10.1 days, with typically accumulated 262mm (10.31") of snow. Throughout the year, in Mariastein, there are 52.1 snowfall days, and 1415mm (55.71") of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 8h and 30min of daylight.
On the first day of the month, sunrise is at 07:39 and sunset at 16:22. On the last day of December, in Mariastein, sunrise is at 07:59 and sunset at 16:30 CET.

Sunshine

In December, the average sunshine in Mariastein is 5.4h.

UV index

January through March, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Mariastein. A UV Index estimate of 2, and below, represents a low threat to health 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:
Extended sunlight exposure does not pose significant problems for most people, except for children, infants, and people with fair skin who always need shielding. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Observe! Snow reflection can nearly intensify the Sun's UV radiation twofold.

Frequently asked questions

How cold is December in Mariastein?
The average high-temperature, in December, in Mariastein, is 2.2°C (36°F), while the average low-temperature is -4°C (24.8°F).
What is the average humidity in December in Mariastein?
In Mariastein, the average relative humidity in December is 81%.
How many days does it rain in December in Mariastein?
In December, the rain falls for 10.5 days. Throughout December, 85mm (3.35") of precipitation is accumulated.
How many days does it snow in December in Mariastein?
In Mariastein, in December, during 10.1 snowfall days, 262mm (10.31") of snow is typically accumulated.
What is the month with the shortest days in Mariastein?
December has the shortest days of the year, with an average of 8h and 30min of daylight.
What is the average length of the day in December in Mariastein?
In December, the average day length is 8h and 31min.
When are sunrise and sunset in December in Mariastein?
On the first day of December in Mariastein, sunrise is at 07:39 and sunset at 16:22. On the last day of the month, sunrise is at 07:59 and sunset at 16:30 CET.
How many hours of sunshine does Mariastein have in December?
The average sunshine duration in December in Mariastein, Austria, is 5.4h.
When is the lowest UV index in Mariastein?
The months with the lowest UV index in Mariastein, Austria, are January through March, October through December, with an average maximum UV index of 2.
What is the UV index reading in December in Mariastein?
The average daily maximum UV index in December in Mariastein is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from exposure to the Sun's 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
Mariastein, Austria
  • Average high temperature in December: 2.2°C

The warmest month (with the highest average high temperature) is August (21.3°C).
The month with the lowest average high temperature is January (0.5°C).

  • Average low temperature in December: -4°C

The month with the highest average low temperature is August (9.8°C).
The coldest month (with the lowest average low temperature) is February (-6.9°C).

Average pressure in December
Mariastein, Austria
  • Average pressure in December: 1020.5mbar

The month with the highest atmospheric pressure is December (1020.5mbar).
The month with the lowest atmospheric pressure is April (1015.7mbar).

Average wind speed in December
Mariastein, Austria
  • Average wind speed in December: 7.8km/h

The windiest month (with the highest average wind speed) is December (7.8km/h).
The calmest months (with the lowest average wind speed) are August and September (6km/h).

Average humidity in December
Mariastein, Austria
  • Average humidity in December: 81%

The month with the highest relative humidity is February (89%).
The month with the lowest relative humidity is April (79%).

Average rainfall in December
Mariastein, Austria
  • Average rainfall in December: 85mm

The wettest month (with the highest rainfall) is July (140mm).
The driest month (with the least rainfall) is November (43mm).

Average rainfall days in December
Mariastein, Austria
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is July (24.3 days).
The month with the least rainy days is February (8.7 days).

Average snowfall in December
Mariastein, Austria
  • Average snowfall in December: 262mm

The month with the highest snowfall is January (450mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Mariastein, Austria
  • Average snowfall days in December: 10.1 days

The months with the highest number of snowfall days are January and February (11.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Mariastein, Austria
  • Average daylight in December: 8h and 3min

The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).

  • Average sunshine in December: 5h and 2min

The months with the most sunshine are July and August (Average sunshine: 9h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in December
Mariastein, Austria
  • Average sunshine days in December: 14.1 days

The month with the most sunshine days is November (16.6 days).
The month with the least sunshine days is July (4.6 days).

Average UV index in December
Mariastein, Austria
  • Average UV index in December: 2

The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, October, November and December (UV index 2).

Average cloud cover in December
Mariastein, Austria
  • Average cloud cover in December: 44

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in December
Mariastein, Austria
  • Average visibility in December: 8km

The months with the highest visibility are March, April, May, June, July, August, October, November and December (8km).
The months with the lowest visibility are January, February and September (7km).

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