Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average snowfall in December
- Average snowfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
As December commences, the average high-temperature subtly reduces, transitioning from 5.2°C (41.4°F) in November to a still wintry 1°C (33.8°F). An average minimum temperature of -6.4°C (20.5°F) marks the month of December.Humidity
In December, the average relative humidity in Jaun, Switzerland, is 84%.Rainfall
In Jaun, in December, it is raining for 5.3 days, with typically 50mm (1.97") of accumulated precipitation. In Jaun, during the entire year, the rain falls for 86 days and collects up to 404mm (15.91") of precipitation.Snowfall
January through May, October through December are months with snowfall. December is the month with the most snowfall in Jaun. Snow falls for 7.2 days and accumulates 236mm (9.29") 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 the month, sunrise is at 07:54 and sunset at 16:45. On the last day of December, sunrise is at 08:14 and sunset at 16:53 CET.
Sunshine
In Jaun, the average sunshine in December is 5.1h.UV index
In December, the average daily maximum UV index in Jaun is 2. A UV Index reading of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: In December, a daily maximum UV index of 2 leads to the following instructions:
It is important to always shield children, babies, and individuals with sensitive skin from prolonged exposure to the sun. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
How cold is December in Jaun?
What is the average humidity in December in Jaun?
How much does it rain in Jaun in December?
When does it snow the most in Jaun?
How many days does it snow in December in Jaun?
What is the month with the shortest days in Jaun?
How many hours of daylight does Jaun have in December?
When are sunrise and sunset in December in Jaun?
How many hours of sunshine does Jaun have in December?
What is the UV index intensity in December in Jaun?
Average temperature in December
Jaun, Switzerland
- Average high temperature in December: 1°C
The warmest month (with the highest average high temperature) is August (19.3°C).
The months with the lowest average high temperature are January and February (-0.3°C).
- Average low temperature in December: -6.4°C
The month with the highest average low temperature is July (7.9°C).
The coldest month (with the lowest average low temperature) is February (-9.1°C).
Average pressure in December
Jaun, 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 (1015.3mbar).
Average wind speed in December
Jaun, Switzerland
- Average wind speed in December: 9.2km/h
The windiest month (with the highest average wind speed) is December (9.2km/h).
The calmest month (with the lowest average wind speed) is August (6.5km/h).
Average humidity in December
Jaun, Switzerland
- Average humidity in December: 84%
The months with the highest relative humidity are February and March (89%).
The months with the lowest relative humidity are July, August and October (79%).
Average rainfall in December
Jaun, Switzerland
- Average rainfall in December: 50mm
The wettest month (with the highest rainfall) is May (53mm).
The driest month (with the least rainfall) is September (13mm).
Average rainfall days in December
Jaun, Switzerland
- Average rainfall days in December: 5.3 days
The month with the highest number of rainy days is May (11.3 days).
The month with the least rainy days is January (3 days).
Average snowfall in December
Jaun, Switzerland
- Average snowfall in December: 236mm
The month with the highest snowfall is December (236mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Jaun, Switzerland
- Average snowfall days in December: 7.2 days
The month with the highest number of snowfall days is January (7.9 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Jaun, 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 months with the most sunshine are July and August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in December
Jaun, Switzerland
- Average sunshine days in December: 20.5 days
The month with the most sunshine days is October (24.6 days).
The month with the least sunshine days is June (17.8 days).
Average UV index in December
Jaun, Switzerland
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 4).
The month with the lowest UV index is November (UV index 1).
Average cloud cover in December
Jaun, Switzerland
- Average cloud cover in December: 45
The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are August and October (Cloud cover 35).
Average visibility in December
Jaun, Switzerland
- Average visibility in December: 8km
The months with the highest visibility are April, June, July, August, October, November and December (8km).
The months with the lowest visibility are January, February, March, May and September (7km).
Jaun, Switzerland
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