December weather forecast
Lugano, Switzerland

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Weather in December

Lastly, December rounds off the year in the full embrace of winter. Temperatures plunge further, but with a mitigated decrease in rainfall from 70mm (2.76") in November to 17mm (0.67"). The snow starts to add a thin white layer across Lugano, marking a soft start to the winter season. The captivating beauty of the city, clad in a white blanket, presents a picture-perfect end to the year. The charm of Lugano under the December snow, against the backdrop of surrounding mountains, is a sight to behold.

Temperature

December in Lugano is marked by a subtle drop in average high-temperatures, transitioning from a frosty 9.1°C (48.4°F) in November to a cold 5.4°C (41.7°F). Lugano records an average nighttime low-temperature of -1.6°C (29.1°F) throughout December.

Humidity

In Lugano, the average relative humidity in December is 73%.

Rainfall

In Lugano, in December, during 4.1 rainfall days, 17mm (0.67") of precipitation is typically accumulated. In Lugano, Switzerland, during the entire year, the rain falls for 102.6 days and collects up to 414mm (16.3") of precipitation.

Snowfall

Months with snowfall are January through March, November and December. In December, it is snowing for 0.7 days. Throughout December, 3mm (0.12") of snow is accumulated. In Lugano, during the entire year, snow falls for 4 days and aggregates up to 23mm (0.91") of snow.

Daylight

December has the shortest days of the year, with an average of 8h and 42min of daylight.
On the first day of December, sunrise is at 07:46 and sunset at 16:40. On the last day of the month, sunrise is at 08:06 and sunset at 16:48 CET.

Sunshine

In Lugano, 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 in Lugano. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the average person.
Note: The UV index of 2 during December leads to these advisories:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Updated: Jan 24, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How cold does it get in Lugano in December?

An average high-temperature, in December, in Lugano, is 5.4°C (41.7°F) and the average low-temperature is -1.6°C (29.1°F).

What is the average humidity in December in Lugano?

The average relative humidity in December is 73%.

How many days does it rain in December in Lugano?

In Lugano, Switzerland, during December, the rain falls for 4.1 days and regularly aggregates up to 17mm (0.67") of precipitation.

How much does it snow in Lugano in December?

In Lugano, in December, during 0.7 snowfall days, 3mm (0.12") of snow is typically accumulated.

What is the month with the shortest days in Lugano?

With an average of 8h and 42min of daylight, December has the shortest days of the year in Lugano, Switzerland.

What is the average length of the day in December in Lugano?

In Lugano, the average day length in December is 8h and 43min.

When are sunrise and sunset in December in Lugano?

On the first day of December in Lugano, sunrise is at 07:46 and sunset at 16:40. On the last day of the month, sunrise is at 08:06 and sunset at 16:48 CET.

How long on average sun shines in December in Lugano?

In December, the average sunshine duration in Lugano is 6.3h.

What is the month with the lowest UV index in Lugano?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Lugano.

What is the UV index intensity in December in Lugano?

The average daily maximum UV index in December in Lugano, Switzerland, is 2. A UV Index estimate of 2, and below, represents a minimal health vulnerability from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Lugano, Switzerland

Average temperature in December - Lugano, Switzerland
  • Average high temperature in December: 5.4°C

The warmest month (with the highest average high temperature) is July (25.2°C).
The month with the lowest average high temperature is January (4.5°C).

  • Average low temperature in December: -1.6°C

The months with the highest average low temperature are July and August (12.8°C).
The coldest month (with the lowest average low temperature) is January (-2.3°C).

Average pressure in December
Lugano, Switzerland

Average pressure in December - Lugano, Switzerland
  • 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 (1015mbar).

Average wind speed in December
Lugano, Switzerland

Average wind speed in December - Lugano, Switzerland
  • Average wind speed in December: 7.1km/h

The windiest month (with the highest average wind speed) is July (7.7km/h).
The calmest month (with the lowest average wind speed) is November (6.1km/h).

Average humidity in December
Lugano, Switzerland

Average humidity in December - Lugano, Switzerland
  • Average humidity in December: 73%

The month with the highest relative humidity is November (80%).
The months with the lowest relative humidity are January and July (72%).

Average rainfall in December
Lugano, Switzerland

Average rainfall in December - Lugano, Switzerland
  • Average rainfall in December: 17mm

The wettest month (with the highest rainfall) is November (70mm).
The driest month (with the least rainfall) is January (7mm).

Average rainfall days in December
Lugano, Switzerland

Average rainfall days in December - Lugano, Switzerland
  • Average rainfall days in December: 4.1 days

The month with the highest number of rainy days is May (11.8 days).
The month with the least rainy days is December (4.1 days).

Average snowfall in December
Lugano, Switzerland

Average snowfall in December - Lugano, Switzerland
  • Average snowfall in December: 3mm

The month with the highest snowfall is February (9mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).

Average snowfall days in December
Lugano, Switzerland

Average snowfall days in December - Lugano, Switzerland
  • Average snowfall days in December: 0.7 days

The month with the highest number of snowfall days is January (1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in December /
Average sunshine in December
Lugano, Switzerland

Average daylight in December / Average sunshine in December - Lugano, 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
Lugano, Switzerland

Average sunshine days in December - Lugano, Switzerland
  • Average sunshine days in December: 25.8 days

The month with the most sunshine days is December (25.8 days).
The month with the least sunshine days is June (16.9 days).

Average UV index in December
Lugano, Switzerland

Average UV index in December - Lugano, Switzerland
  • 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
Lugano, Switzerland

Average cloud cover in December - Lugano, Switzerland
  • Average cloud cover in December: 30

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
Lugano, Switzerland

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

The months with the highest visibility are January, February, March, April, May, June, July, August, September, November and December (9km).
The month with the lowest visibility is October (8km).

Lugano, Switzerland

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