December weather forecast
Dongio, Switzerland

December

Weather in December

The first month of the winter, December, is also a subzero cold month in Dongio, Switzerland, with temperature in the range of an average low of -10.8°C (12.6°F) and an average high of -2.9°C (26.8°F).

Temperature

Transition into December subtly marks a drop in the average high-temperature, moderately moving from a cold 0.6°C (33.1°F) in November to a freezing cold -2.9°C (26.8°F). Dongio's nights in December experience an average temperature drop to a frigid cold -10.8°C (12.6°F).

Humidity

The average relative humidity in December in Dongio is 88%.

Rainfall

In Dongio, in December, during 7 rainfall days, 124mm (4.88") of precipitation is typically accumulated. Throughout the year, in Dongio, there are 200.1 rainfall days, and 1619mm (63.74") of precipitation is accumulated.

Snowfall

January through May, September through December are months with snowfall. December is the month with the most snowfall in Dongio. Snow falls for 18.5 days and accumulates 734mm (28.9") 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 the month, sunrise is at 07:47 and sunset at 16:39. On the last day of December, sunrise is at 08:07 and sunset at 16:47 CET.

Sunshine

In December, the average sunshine is 4.1h.

UV index

The months with the lowest UV index are January through April, November and December, with an average maximum UV index of 1. A UV Index value of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 1 in December translates into these instructions:
Despite the majority tolerating prolonged sun exposure, those with sensitive skin, infants, and children demand continual protection. The Sun's most harmful UV rays are emitted around midday; avoid staying outdoors for long during this time. 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. Remember this! The UV radiation of the Sun can be nearly doubled by the reflective properties of snow.

Frequently asked questions

How cold is December in Dongio?
The high-temperature, in December, in Dongio, records -2.9°C (26.8°F), while the low-temperature is -10.8°C (12.6°F).
What is the average humidity in December in Dongio?
In Dongio, Switzerland, the average relative humidity in December is 88%.
How much does it rain in Dongio in December?
In December, the rain falls for 7 days. Throughout December, 124mm (4.88") of precipitation is accumulated.
When does it snow the most in Dongio?
The month with the most snowfall is December, when snow falls for 18.5 days and typically aggregates up to 734mm (28.9") of snow.
How many days does it snow in December in Dongio?
In December, it is snowing for 18.5 days. Throughout December, 734mm (28.9") of snow is accumulated.
What is the month with the shortest days in Dongio?
The month with the shortest days is December, with an average of 8h and 42min of daylight.
How many hours of daylight does Dongio have in December?
In December, the average day length is 8h and 40min.
When are sunrise and sunset in December in Dongio?
On the first day of December in Dongio, sunrise is at 07:47 and sunset at 16:39. On the last day of the month, sunrise is at 08:07 and sunset at 16:47 CET.
How long on average sun shines in December in Dongio?
In Dongio, the average sunshine duration in December is 4.1h.
What are the months with the lowest UV index in Dongio?
January through April, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Dongio.
What is the UV index intensity in December in Dongio?
In Dongio, the average daily maximum UV index in December is 1. A UV Index estimate of 2, and below, represents 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
Dongio, Switzerland
  • Average high temperature in December: -2.9°C

The warmest month (with the highest average high temperature) is July (16.2°C).
The month with the lowest average high temperature is January (-3.9°C).

  • Average low temperature in December: -10.8°C

The month with the highest average low temperature is July (6.3°C).
The coldest month (with the lowest average low temperature) is February (-12.7°C).

Average pressure in December
Dongio, 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 (1015.3mbar).

Average wind speed in December
Dongio, Switzerland
  • Average wind speed in December: 10km/h

The windiest month (with the highest average wind speed) is December (10km/h).
The calmest month (with the lowest average wind speed) is August (7.1km/h).

Average humidity in December
Dongio, Switzerland
  • Average humidity in December: 88%

The month with the highest relative humidity is March (94%).
The month with the lowest relative humidity is July (82%).

Average rainfall in December
Dongio, Switzerland
  • Average rainfall in December: 124mm

The wettest month (with the highest rainfall) is August (205mm).
The driest month (with the least rainfall) is February (71mm).

Average rainfall days in December
Dongio, Switzerland
  • Average rainfall days in December: 7 days

The month with the highest number of rainy days is July (27.2 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in December
Dongio, Switzerland
  • Average snowfall in December: 734mm

The month with the highest snowfall is December (734mm).
The months with the least snowfall are June, July and August (0mm).

Average snowfall days in December
Dongio, Switzerland
  • Average snowfall days in December: 18.5 days

The month with the highest number of snowfall days is January (20.8 days).
The months with the least snowfall days are July and August (0 days).

Average daylight in December /
Average sunshine in December
Dongio, 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: 4h and 1min

The month with the most sunshine is July (Average sunshine: 9h and 24min).
The month with the least sunshine is November (Average sunshine: 3h and 42min).

Average sunshine days in December
Dongio, Switzerland
  • Average sunshine days in December: 10.8 days

The month with the most sunshine days is October (12.1 days).
The month with the least sunshine days is July (2.3 days).

Average UV index in December
Dongio, Switzerland
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, February, March, April, November and December (UV index 1).

Average cloud cover in December
Dongio, Switzerland
  • Average cloud cover in December: 58

The months with the most cloud cover are March and April (Cloud cover 68).
The month with the least cloud cover is July (Cloud cover 50).

Average visibility in December
Dongio, Switzerland
  • Average visibility in December: 7km

The months with the highest visibility are June and July (8km).
The months with the lowest visibility are January, February, March and April (5km).

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