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
December
Weather in December
Temperature
With December's onset, the weather reveals a slight temperature decrease, transitioning from a chilly 8.2°C (46.8°F) in November to an icy 4.3°C (39.7°F). The average nighttime temperature in Signau lowers to a subzero cold -2.5°C (27.5°F) throughout December.Humidity
In December, the average relative humidity in Signau is 83%.Rainfall
In December, the rain falls for 10.1 days. Throughout December, 40mm (1.57") of precipitation is accumulated. In Signau, Switzerland, during the entire year, the rain falls for 149.7 days and collects up to 438mm (17.24") of precipitation.Snowfall
Months with snowfall are January through May, October through December. In Signau, Switzerland, during December, snow falls for 6.7 days and regularly aggregates up to 80mm (3.15") of snow. Throughout the year, there are 38 snowfall days, and 413mm (16.26") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 8h and 36min of daylight.On the first day of December in Signau, sunrise is at 07:54 and sunset at 16:42. On the last day of the month, sunrise is at 08:14 and sunset at 16:50 CET.
Sunshine
The months with the least sunshine are January and December, with an average of 5.3h of sunshine.UV index
The months with the lowest UV index in Signau, Switzerland, are January, February, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The maximum UV index, 2 during December, leads to the following recommendations:
Prolonged exposure to sunlight rarely troubles the majority, but constant protection is vital for babies, children, and fair-skinned people. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Be watchful! The reflection of snow can enhance the intensity of the Sun's UV radiation nearly double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Is December cold in Signau?
What is the average humidity in December in Signau?
How many days does it rain in December in Signau?
How much does it snow in Signau in December?
What is the month with the shortest days in Signau?
What is the average length of the day in December in Signau?
What time are sunrise and sunset in December in Signau?
What are the months with the least sunshine in Signau?
How many hours of sunshine does Signau have in December?
When is the lowest UV index in Signau?
What is the UV index intensity in December in Signau?
Average temperature in December
Signau, Switzerland
- Average high temperature in December: 4.3°C
The warmest month (with the highest average high temperature) is July (23.1°C).
The month with the lowest average high temperature is January (2.9°C).
- Average low temperature in December: -2.5°C
The month with the highest average low temperature is July (11.2°C).
The coldest month (with the lowest average low temperature) is February (-4.2°C).
Average pressure in December
Signau, 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 (1015.5mbar).
Average wind speed in December
Signau, Switzerland
- Average wind speed in December: 8.8km/h
The windiest month (with the highest average wind speed) is March (9km/h).
The calmest month (with the lowest average wind speed) is August (6.2km/h).
Average humidity in December
Signau, Switzerland
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (85%).
The months with the lowest relative humidity are April, July and August (77%).
Average rainfall in December
Signau, Switzerland
- Average rainfall in December: 40mm
The wettest month (with the highest rainfall) is June (54mm).
The driest month (with the least rainfall) is September (23mm).
Average rainfall days in December
Signau, Switzerland
- Average rainfall days in December: 10.1 days
The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is February (8.1 days).
Average snowfall in December
Signau, Switzerland
- Average snowfall in December: 80mm
The month with the highest snowfall is February (104mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Signau, Switzerland
- Average snowfall days in December: 6.7 days
The month with the highest number of snowfall days is February (9.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Signau, 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 2min
The month with the most sunshine is August (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 5h and 18min).
Average sunshine days in December
Signau, Switzerland
- Average sunshine days in December: 16.8 days
The month with the most sunshine days is October (19.5 days).
The months with the least sunshine days are May and June (9.3 days).
Average UV index in December
Signau, 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
Signau, Switzerland
- Average cloud cover in December: 44
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Signau, Switzerland
- Average visibility in December: 9km
The months with the highest visibility are March, April and December (9km).
The months with the lowest visibility are January, February, May, June, July, August, September, October and November (8km).
