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
Birr's progression into December involves a minor drop in the average high-temperature, slightly receding from a chilly 8.5°C (47.3°F) in November to a wintry 4.2°C (39.6°F). During the nights in December, Birr observes an average low-temperature of -1.6°C (29.1°F).Humidity
In Birr, the average relative humidity in December is 87%.Rainfall
In Birr, during December, the rain falls for 12 days and regularly aggregates up to 76mm (2.99") of precipitation. Throughout the year, there are 157.5 rainfall days, and 712mm (28.03") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall in Birr. December is the month with the most snowfall. Snow falls for 11.5 days and accumulates 232mm (9.13") of snow.Daylight
With an average of 8h and 30min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:54 and sunset at 16:38. On the last day of December, in Birr, sunrise is at 08:14 and sunset at 16:46 CET.
Sunshine
The average sunshine in December is 4.8h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for the average person.Note: During December, 2 as the daily maximum UV index converts into the following advice:
Though extended exposure to the sun typically does not concern most people, it is crucial to always shield children, infants, and those with sensitive skin. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Opt for tightly woven and loose clothing to enhance protection from the Sun. Take note! UV radiation from the Sun can double in intensity due to snow reflection.
Frequently asked questions
How cold does it get in Birr in December?
What is the average humidity in December in Birr?
How many days does it rain in December in Birr?
When does it snow the most in Birr?
How much does it snow in Birr in December?
What is the month with the shortest days in Birr?
How many hours of daylight does Birr have in December?
What time are sunrise and sunset in December in Birr?
How many hours of sunshine does Birr have in December?
What are the months with the lowest UV index in Birr?
What is the UV index reading in December in Birr?
Average temperature in December
Birr, Switzerland
- Average high temperature in December: 4.2°C
The warmest months (with the highest average high temperature) are July and August (24.4°C).
The month with the lowest average high temperature is January (3.3°C).
- Average low temperature in December: -1.6°C
The month with the highest average low temperature is August (12.3°C).
The coldest month (with the lowest average low temperature) is January (-3.1°C).
Average pressure in December
Birr, 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 (1015.7mbar).
Average wind speed in December
Birr, Switzerland
- Average wind speed in December: 7.6km/h
The windiest month (with the highest average wind speed) is March (8.7km/h).
The calmest month (with the lowest average wind speed) is August (6km/h).
Average humidity in December
Birr, Switzerland
- Average humidity in December: 87%
The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and July (76%).
Average rainfall in December
Birr, Switzerland
- Average rainfall in December: 76mm
The wettest month (with the highest rainfall) is August (82mm).
The driest months (with the least rainfall) are April and September (38mm).
Average rainfall days in December
Birr, Switzerland
- Average rainfall days in December: 12 days
The month with the highest number of rainy days is May (17.8 days).
The month with the least rainy days is February (7.8 days).
Average snowfall in December
Birr, Switzerland
- Average snowfall in December: 232mm
The month with the highest snowfall is December (232mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Birr, Switzerland
- Average snowfall days in December: 11.5 days
The month with the highest number of snowfall days is January (12.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Birr, Switzerland
- Average daylight in December: 8h and 3min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in December: 4h and 5min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in December
Birr, Switzerland
- Average sunshine days in December: 12.2 days
The month with the most sunshine days is October (16.5 days).
The month with the least sunshine days is June (11 days).
Average UV index in December
Birr, 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
Birr, Switzerland
- Average cloud cover in December: 51
The months with the most cloud cover are January and February (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 31).
Average visibility in December
Birr, Switzerland
- Average visibility in December: 8km
The months with the highest visibility are April, July and August (9km).
The months with the lowest visibility are January and February (7km).
Birr, Switzerland
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