December weather forecast
Tenna, Switzerland

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Weather in December

The first month of the winter, December, is still a freezing cold month in Tenna, Switzerland, with an average temperature varying between -0.1°C (31.8°F) and -7.9°C (17.8°F).

Temperature

December sees a slight reduction in average high-temperature, with a shift from a wintry 4°C (39.2°F) in November to a freezing cold -0.1°C (31.8°F). During the month of December, the nighttime temperature in Tenna falls to an average of -7.9°C (17.8°F).

Humidity

The average relative humidity in December is 85%.

Rainfall

In Tenna, during December, the rain falls for 7.6 days and regularly aggregates up to 34mm (1.34") of precipitation. Throughout the year, there are 142.4 rainfall days, and 455mm (17.91") of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall in Tenna, Switzerland. In Tenna, in December, during 12.2 snowfall days, 123mm (4.84") of snow is typically accumulated. In Tenna, Switzerland, during the entire year, snow falls for 75.1 days and aggregates up to 712mm (28.03") of snow.

Daylight

December has the shortest days of the year, with an average of 8h and 36min of daylight.
On the first day of December, sunrise is at 07:47 and sunset at 16:36. On the last day of the month, sunrise is at 08:07 and sunset at 16:44 CET.

Sunshine

In Tenna, the average sunshine in December is 5.2h.

UV index

The average daily maximum UV index in December is 2. 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 UV index of 2 during December leads to these advisories:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.
Updated: Feb 4, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How cold is it in Tenna in December?

During December, Tenna experiences an average high-temperature of -0.1°C (31.8°F) and a low-temperature of -7.9°C (17.8°F).

What is the average humidity in December in Tenna?

In December, the average relative humidity in Tenna is 85%.

How many days does it rain in December in Tenna?

In December, in Tenna, Switzerland, the rain falls for 7.6 days. Throughout December, 34mm (1.34") of precipitation is accumulated.

How many days does it snow in December in Tenna?

In Tenna, Switzerland, in December, during 12.2 snowfall days, 123mm (4.84") of snow is typically accumulated.

What is the month with the shortest days in Tenna?

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

How many hours of daylight does Tenna have in December?

The average day length in December in Tenna is 8h and 37min.

What time are sunrise and sunset in December in Tenna?

In December, on the first day of the month, sunrise is at 07:47 and sunset at 16:36. On the last day of the month, sunrise is at 08:07 and sunset at 16:44 CET.

How many hours of sunshine does Tenna have in December?

In Tenna, Switzerland, the average sunshine duration in December is 5.2h.

What is the UV index reading in December in Tenna?

In Tenna, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal hazard to health from exposure to the Sun's UV radiation.
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
Tenna, Switzerland

Average temperature in December - Tenna, Switzerland
  • Average high temperature in December: -0.1°C

The warmest months (with the highest average high temperature) are July and August (18.5°C).
The month with the lowest average high temperature is January (-1.7°C).

  • Average low temperature in December: -7.9°C

The month with the highest average low temperature is August (7°C).
The coldest month (with the lowest average low temperature) is February (-10.1°C).

Average pressure in December
Tenna, Switzerland

Average pressure in December - Tenna, Switzerland
  • Average pressure in December: 1020.8mbar

The month with the highest atmospheric pressure is December (1020.8mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

Average wind speed in December
Tenna, Switzerland

Average wind speed in December - Tenna, Switzerland
  • Average wind speed in December: 7.6km/h

The windiest month (with the highest average wind speed) is November (8km/h).
The calmest month (with the lowest average wind speed) is August (6km/h).

Average humidity in December
Tenna, Switzerland

Average humidity in December - Tenna, Switzerland
  • Average humidity in December: 85%

The month with the highest relative humidity is March (91%).
The months with the lowest relative humidity are July and August (80%).

Average rainfall in December
Tenna, Switzerland

Average rainfall in December - Tenna, Switzerland
  • Average rainfall in December: 34mm

The wettest month (with the highest rainfall) is August (71mm).
The driest month (with the least rainfall) is February (22mm).

Average rainfall days in December
Tenna, Switzerland

Average rainfall days in December - Tenna, Switzerland
  • Average rainfall days in December: 7.6 days

The month with the highest number of rainy days is August (17.2 days).
The month with the least rainy days is January (6.6 days).

Average snowfall in December
Tenna, Switzerland

Average snowfall in December - Tenna, Switzerland
  • Average snowfall in December: 123mm

The month with the highest snowfall is January (144mm).
The months with the least snowfall are June, July and August (0mm).

Average snowfall days in December
Tenna, Switzerland

Average snowfall days in December - Tenna, Switzerland
  • Average snowfall days in December: 12.2 days

The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are June, July and August (0 days).

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

Average daylight in December / Average sunshine in December - Tenna, Switzerland
  • Average daylight in December: 8h and 4min

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: 5h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in December
Tenna, Switzerland

Average sunshine days in December - Tenna, Switzerland
  • Average sunshine days in December: 16 days

The month with the most sunshine days is October (17.9 days).
The month with the least sunshine days is June (9.2 days).

Average UV index in December
Tenna, Switzerland

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

The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January and November (UV index 1).

Average cloud cover in December
Tenna, Switzerland

Average cloud cover in December - Tenna, Switzerland
  • Average cloud cover in December: 47

The months with the most cloud cover are February and March (Cloud cover 51).
The month with the least cloud cover is August (Cloud cover 39).

Average visibility in December
Tenna, Switzerland

Average visibility in December - Tenna, Switzerland
  • Average visibility in December: 7km

The months with the highest visibility are June, July, August and October (8km).
The months with the lowest visibility are January, February and March (6km).

Tenna, Switzerland

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