December weather forecast
Olivone, Switzerland

December

Weather in December

December, the first month of the winter in Olivone, is still a freezing cold month, with an average temperature varying between -9°C (15.8°F) and -1.2°C (29.8°F).

Temperature

In the transition to December, Olivone observes a minor drop in the average high-temperature, shifting from a wintry 2.7°C (36.9°F) in November to a freezing cold -1.2°C (29.8°F). During December, Olivone records an average temperature of -9°C (15.8°F) at night.

Humidity

The average relative humidity in December in Olivone, Switzerland, is 87%.

Rainfall

In Olivone, Switzerland, in December, during 7.1 rainfall days, 65mm (2.56") of precipitation is typically accumulated. In Olivone, during the entire year, the rain falls for 170.7 days and collects up to 698mm (27.48") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. The month with the most snowfall is December, when snow falls for 14.5 days and typically aggregates up to 326mm (12.83") of snow.

Daylight

With an average of 8h and 36min of daylight, December has the shortest days of the year in Olivone.
On the first day of the month, sunrise is at 07:47 and sunset at 16:38. On the last day of December, sunrise is at 08:08 and sunset at 16:46 CET.

Sunshine

The months with the least sunshine are January, February and December, with an average of 4.8h of sunshine.

UV index

In December, the average daily maximum UV index in Olivone is 2. A UV Index reading of 2, and below, represents a low health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum UV index of 2 in December translates into the following recommendations:
In contrast to children, who must always be shielded from the sun, most people can tolerate up to an hour of sun exposure without any burns. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. 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. Take careful note! The UV radiation of the Sun can be nearly doubled by snow reflection.

Frequently asked questions

How cold is December in Olivone?
In Olivone, in December, the average high-temperature is -1.2°C (29.8°F), and the average low-temperature is -9°C (15.8°F).
What is the average humidity in December in Olivone?
In Olivone, the average relative humidity in December is 87%.
How many days does it rain in December in Olivone?
In Olivone, in December, during 7.1 rainfall days, 65mm (2.56") of precipitation is typically accumulated.
What is the snowiest month in Olivone?
The month with the most snowfall is December, when snow falls for 14.5 days and typically aggregates up to 326mm (12.83") of snow.
How many days does it snow in December in Olivone?
In Olivone, in December, snow falls for 14.5 days, with typically accumulated 326mm (12.83") of snow.
What is the month with the shortest days in Olivone?
December has the shortest days of the year in Olivone, with an average of 8h and 36min of daylight.
How many hours of daylight does Olivone have in December?
The average day length in December in Olivone is 8h and 39min.
When are sunrise and sunset in December in Olivone?
In December, on the first day of the month, sunrise is at 07:47 and sunset at 16:38. On the last day of the month, in Olivone, sunrise is at 08:08 and sunset at 16:46 CET.
What are the months with the least sunshine in Olivone?
January, February and December, with an average of 4.8h of sunshine, are months with the least sunshine in Olivone, Switzerland.
How long on average sun shines in December in Olivone?
In Olivone, the average sunshine duration in December is 4.8h.
What is the UV index intensity in December in Olivone?
The average daily maximum UV index in December in Olivone is 2. A UV Index estimate of 2, and below, represents a low health threat from exposure to Sun's UV rays.
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 - Olivone, Switzerland
Average temperature in December
Olivone, Switzerland
  • Average high temperature in December: -1.2°C

The warmest month (with the highest average high temperature) is July (17.7°C).
The month with the lowest average high temperature is January (-2.6°C).

  • Average low temperature in December: -9°C

The months with the highest average low temperature are July and August (6.3°C).
The coldest month (with the lowest average low temperature) is February (-11.1°C).

Average pressure in December - Olivone, Switzerland
Average pressure in December
Olivone, 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 - Olivone, Switzerland
Average wind speed in December
Olivone, Switzerland
  • Average wind speed in December: 8.3km/h

The windiest month (with the highest average wind speed) is November (8.4km/h).
The calmest month (with the lowest average wind speed) is August (6km/h).

Average humidity in December - Olivone, Switzerland
Average humidity in December
Olivone, Switzerland
  • Average humidity in December: 87%

The month with the highest relative humidity is March (93%).
The month with the lowest relative humidity is July (81%).

Average rainfall in December - Olivone, Switzerland
Average rainfall in December
Olivone, Switzerland
  • Average rainfall in December: 65mm

The wettest month (with the highest rainfall) is August (100mm).
The driest months (with the least rainfall) are January and February (32mm).

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

The month with the highest number of rainy days is July (24 days).
The month with the least rainy days is January (5.8 days).

Average snowfall in December - Olivone, Switzerland
Average snowfall in December
Olivone, Switzerland
  • Average snowfall in December: 326mm

The month with the highest snowfall is December (326mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December - Olivone, Switzerland
Average snowfall days in December
Olivone, Switzerland
  • Average snowfall days in December: 14.5 days

The month with the highest number of snowfall days is January (17 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Olivone, Switzerland
Average daylight in December /
Average sunshine in December
Olivone, 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: 4h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 48min).

Average sunshine days in December - Olivone, Switzerland
Average sunshine days in December
Olivone, Switzerland
  • Average sunshine days in December: 14.5 days

The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is July (4.4 days).

Average UV index in December - Olivone, Switzerland
Average UV index in December
Olivone, 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 February (UV index 1).

Average cloud cover in December - Olivone, Switzerland
Average cloud cover in December
Olivone, Switzerland
  • Average cloud cover in December: 51

The month with the most cloud cover is March (Cloud cover 55).
The months with the least cloud cover are July and August (Cloud cover 42).

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

The months with the highest visibility are June, July and August (8km).
The month with the lowest visibility is January (5km).

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