December weather forecast
Mendrisio, Switzerland

December

Weather in December

December, the first month of the winter in Mendrisio, is also an icy month, with temperature in the range of an average low of 0.1°C (32.2°F) and an average high of 5.8°C (42.4°F).

Temperature

As December arrives, Mendrisio's weather displays a minor decrease in high-temperatures, transitioning from November's frosty 9.6°C (49.3°F) to a cold 5.8°C (42.4°F). Mendrisio's December nights cool down to an average low-temperature of 0.1°C (32.2°F).

Humidity

In December, the average relative humidity in Mendrisio is 74%.

Rainfall

In Mendrisio, Switzerland, in December, it is raining for 7.1 days, with typically 53mm (2.09") of accumulated precipitation. In Mendrisio, during the entire year, the rain falls for 172.1 days and collects up to 1177mm (46.34") of precipitation.

Snowfall

Months with snowfall in Mendrisio, Switzerland, are January through March, October through December. In Mendrisio, Switzerland, in December, during 2.6 snowfall days, 43mm (1.69") of snow is typically accumulated. Throughout the year, there are 11.9 snowfall days, and 210mm (8.27") of snow is accumulated.

Daylight

The month with the shortest days in Mendrisio is December, with an average of 8h and 42min of daylight.
On the first day of the month, sunrise is at 07:45 and sunset at 16:41. On the last day of December, in Mendrisio, sunrise is at 08:05 and sunset at 16:49 CET.

Sunshine

In Mendrisio, Switzerland, the average sunshine in December is 6.3h.

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 of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: In December, a regular UV index of 2 translates into these guidelines:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.

Frequently asked questions

Is it cold in Mendrisio during December?
The average high-temperature, in December, in Mendrisio, is 5.8°C (42.4°F), while the average low-temperature is 0.1°C (32.2°F).
What is the average humidity in December in Mendrisio?
In December, the average relative humidity in Mendrisio, Switzerland, is 74%.
How many days does it rain in December in Mendrisio?
In December, in Mendrisio, Switzerland, the rain falls for 7.1 days. Throughout December, 53mm (2.09") of precipitation is accumulated.
How much does it snow in Mendrisio in December?
In Mendrisio, Switzerland, in December, snow falls for 2.6 days, with typically accumulated 43mm (1.69") of snow.
What is the month with the shortest days in Mendrisio?
With an average of 8h and 42min of daylight, December has the shortest days of the year.
How many hours of daylight does Mendrisio have in December?
The average day length in December is 8h and 44min.
When is the sunrise / sunset in December in Mendrisio?
On the first day of December, sunrise is at 07:45 and sunset at 16:41. On the last day of the month, sunrise is at 08:05 and sunset at 16:49 CET.
How long on average sun shines in December in Mendrisio?
In Mendrisio, Switzerland, the average sunshine duration in December is 6.3h.
What is the month with the lowest UV index in Mendrisio?
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 Mendrisio?
In Mendrisio, Switzerland, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes 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 - Mendrisio, Switzerland
Average temperature in December
Mendrisio, Switzerland
  • Average high temperature in December: 5.8°C

The warmest month (with the highest average high temperature) is July (26.3°C).
The month with the lowest average high temperature is January (4.8°C).

  • Average low temperature in December: 0.1°C

The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is January (-0.9°C).

Average pressure in December - Mendrisio, Switzerland
Average pressure in December
Mendrisio, Switzerland
  • 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 (1014.9mbar).

Average wind speed in December - Mendrisio, Switzerland
Average wind speed in December
Mendrisio, Switzerland
  • Average wind speed in December: 6km/h

The windiest month (with the highest average wind speed) is March (6.9km/h).
The calmest month (with the lowest average wind speed) is November (5.5km/h).

Average humidity in December - Mendrisio, Switzerland
Average humidity in December
Mendrisio, Switzerland
  • Average humidity in December: 74%

The month with the highest relative humidity is November (79%).
The month with the lowest relative humidity is July (70%).

Average rainfall in December - Mendrisio, Switzerland
Average rainfall in December
Mendrisio, Switzerland
  • Average rainfall in December: 53mm

The wettest month (with the highest rainfall) is November (177mm).
The driest month (with the least rainfall) is January (31mm).

Average rainfall days in December - Mendrisio, Switzerland
Average rainfall days in December
Mendrisio, Switzerland
  • Average rainfall days in December: 7.1 days

The months with the highest number of rainy days are June and July (20.2 days).
The month with the least rainy days is January (6.8 days).

Average snowfall in December - Mendrisio, Switzerland
Average snowfall in December
Mendrisio, Switzerland
  • Average snowfall in December: 43mm

The month with the highest snowfall is February (69mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).

Average snowfall days in December - Mendrisio, Switzerland
Average snowfall days in December
Mendrisio, Switzerland
  • Average snowfall days in December: 2.6 days

The month with the highest number of snowfall days is January (3.8 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 - Mendrisio, Switzerland
Average daylight in December /
Average sunshine in December
Mendrisio, Switzerland
  • Average daylight in December: 8h and 4min

The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).

  • Average sunshine in December: 6h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 5h and 18min).

Average sunshine days in December - Mendrisio, Switzerland
Average sunshine days in December
Mendrisio, Switzerland
  • Average sunshine days in December: 21.5 days

The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is June (6 days).

Average UV index in December - Mendrisio, Switzerland
Average UV index in December
Mendrisio, Switzerland
  • Average UV index in December: 2

The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December - Mendrisio, Switzerland
Average cloud cover in December
Mendrisio, Switzerland
  • Average cloud cover in December: 29

The month with the most cloud cover is November (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 23).

Average visibility in December - Mendrisio, Switzerland
Average visibility in December
Mendrisio, Switzerland
  • Average visibility in December: 9km

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

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