December weather forecastCortaillod, Switzerland

December weather for Cortaillod, Switzerland: In Cortaillod, Switzerland, in December, during 5.4 snowfall days, 52mm (2.05") of snow is typically accumulated. In Cortaillod, Switzerland, in December, during 12.6 rainfall days, 58mm (2.28") of precipitation is typically accumulated.

December

Weather in December

The first month of the winter, December, is also a wintry month in Cortaillod, Switzerland, with temperature in the range of an average high of 4.4°C (39.9°F) and an average low of -1.6°C (29.1°F).

Temperature

The beginning of December subtly marks a decrease in the average high-temperature, transitioning from a chilly 8°C (46.4°F) in November to a wintry 4.4°C (39.9°F). In December, in Cortaillod, the average low-temperature is a freezing cold -1.6°C (29.1°F).

Humidity

The average relative humidity in December is 86%.

Rainfall

In Cortaillod, Switzerland, in December, during 12.6 rainfall days, 58mm (2.28") of precipitation is typically accumulated. In Cortaillod, during the entire year, the rain falls for 160.9 days and collects up to 547mm (21.54") of precipitation.

Snowfall

Months with snowfall in Cortaillod are January through May, October through December. In December, in Cortaillod, it is snowing for 5.4 days. Throughout December, 52mm (2.05") of snow is accumulated. In Cortaillod, during the entire year, snow falls for 25.3 days and aggregates up to 211mm (8.31") of snow.

Daylight

December has the shortest days of the year in Cortaillod, with an average of 8h and 36min of daylight.
On the first day of the month, sunrise is at 07:57 and sunset at 16:45. On the last day of December, sunrise is at 08:18 and sunset at 16:53 CET.

Sunshine

December has the least sunshine of the year, with an average of 4.2h 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 Cortaillod. A UV Index of 2, and less, symbolizes a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 2 during December leads to these instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Employ a hat with a wide brim for robust protection, cutting UV exposure by half. Alert! The snow's reflection can amplify the UV radiation of the Sun nearly twice.

Frequently asked questions

In Cortaillod, in December, the average high-temperature is 4.4°C (39.9°F), and the average low-temperature is -1.6°C (29.1°F).

In Cortaillod, Switzerland, the average relative humidity in December is 86%.

In Cortaillod, Switzerland, in December, it is raining for 12.6 days, with typically 58mm (2.28") of accumulated precipitation.

In Cortaillod, Switzerland, in December, during 5.4 snowfall days, 52mm (2.05") of snow is typically accumulated.

With an average of 8h and 36min of daylight, December has the shortest days of the year in Cortaillod.

In December, the average day length in Cortaillod is 8h and 36min.

On the first day of December in Cortaillod, Switzerland, sunrise is at 07:57 and sunset at 16:45. On the last day of the month, sunrise is at 08:18 and sunset at 16:53 CET.

With an average of 4.2h of sunshine, December has the least sunshine of the year in Cortaillod, Switzerland.

In Cortaillod, Switzerland, the average sunshine duration in December is 4.2h.

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

The average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability 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
Cortaillod, Switzerland

  • Average high temperature in December: 4.4°C

The warmest month (with the highest average high temperature) is July (22.3°C).
The month with the lowest average high temperature is January (2.5°C).

  • Average low temperature in December: -1.6°C

The months with the highest average low temperature are July and August (11.4°C).
The coldest month (with the lowest average low temperature) is February (-3.5°C).

Average pressure in December
Cortaillod, Switzerland

  • Average pressure in December: 1021mbar

The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).

Average wind speed in December
Cortaillod, Switzerland

  • Average wind speed in December: 11.8km/h

The windiest month (with the highest average wind speed) is February (12km/h).
The calmest month (with the lowest average wind speed) is August (7.1km/h).

Average humidity in December
Cortaillod, Switzerland

  • Average humidity in December: 86%

The month with the highest relative humidity is January (88%).
The month with the lowest relative humidity is April (80%).

Average rainfall in December
Cortaillod, Switzerland

  • Average rainfall in December: 58mm

The wettest month (with the highest rainfall) is June (68mm).
The driest month (with the least rainfall) is January (27mm).

Average rainfall days in December
Cortaillod, Switzerland

  • Average rainfall days in December: 12.6 days

The month with the highest number of rainy days is July (17.7 days).
The month with the least rainy days is February (8.6 days).

Average snowfall in December
Cortaillod, Switzerland

  • Average snowfall in December: 52mm

The month with the highest snowfall is February (59mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Cortaillod, Switzerland

  • Average snowfall days in December: 5.4 days

The month with the highest number of snowfall days is February (7.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

  • Average daylight in December: 8h and 36min

The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).

  • Average sunshine in December: 4h and 12min

The month with the most sunshine is July (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).

Average sunshine days in December
Cortaillod, Switzerland

  • Average sunshine days in December: 14 days

The month with the most sunshine days is October (16.9 days).
The month with the least sunshine days is July (11.7 days).

Average UV index in December
Cortaillod, Switzerland

  • 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, November and December (UV index 2).

Average cloud cover in December
Cortaillod, Switzerland

  • Average cloud cover in December: 56

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is August (Cloud cover 39).

Average visibility in December
Cortaillod, Switzerland

  • Average visibility in December: 8km

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