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
A subtle change in temperatures is noted as November gives way to December, with average highs reducing from a chilly 8.6°C (47.5°F) to a cold 4.1°C (39.4°F). Gossau, in December, observes a steady average low-temperature of -1.4°C (29.5°F).Humidity
In December, the average relative humidity is 82%.Rainfall
In Gossau, during December, the rain falls for 11.7 days and regularly aggregates up to 97mm (3.82") of precipitation. In Gossau, during the entire year, the rain falls for 177.8 days and collects up to 1006mm (39.61") of precipitation.Snowfall
January through May, October through December are months with snowfall in Gossau, Switzerland. In Gossau, in December, during 11.2 snowfall days, 261mm (10.28") of snow is typically accumulated. Throughout the year, there are 55.7 snowfall days, and 1345mm (52.95") of snow is accumulated.Daylight
December has the shortest days of the year in Gossau, with an average of 8h and 30min of daylight.On the first day of the month, sunrise is at 07:50 and sunset at 16:34. On the last day of December, in Gossau, Switzerland, sunrise is at 08:10 and sunset at 16:42 CET.
Sunshine
February and December, with an average of 5.1h of sunshine, are months with the least sunshine in Gossau.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from exposure to the Sun's UV rays for average individuals.Note: A typical high UV index of 2 in December suggests the following recommendations:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays. Be cautious! The UV radiation from the Sun can be magnified almost twofold by snow reflection.
Frequently asked questions
How cold is December in Gossau?
What is the average humidity in December in Gossau?
How many days does it rain in December in Gossau?
How much does it snow in Gossau in December?
What is the month with the shortest days in Gossau?
How many hours of daylight does Gossau have in December?
When are sunrise and sunset in December in Gossau?
What are the months with the least sunshine in Gossau?
How long on average sun shines in December in Gossau?
When is the lowest UV index in Gossau?
How high is the UV index in December in Gossau?
Average temperature in December
Gossau, Switzerland
- Average high temperature in December: 4.1°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: -1.4°C
The months with the highest average low temperature are July and August (12.6°C).
The coldest month (with the lowest average low temperature) is January (-2.9°C).
Average pressure in December
Gossau, 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
Gossau, Switzerland
- Average wind speed in December: 8.6km/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 (6.7km/h).
Average humidity in December
Gossau, Switzerland
- Average humidity in December: 82%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is July (75%).
Average rainfall in December
Gossau, Switzerland
- Average rainfall in December: 97mm
The wettest month (with the highest rainfall) is August (126mm).
The driest month (with the least rainfall) is April (52mm).
Average rainfall days in December
Gossau, Switzerland
- Average rainfall days in December: 11.7 days
The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is February (9.5 days).
Average snowfall in December
Gossau, Switzerland
- Average snowfall in December: 261mm
The month with the highest snowfall is January (353mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Gossau, Switzerland
- Average snowfall days in December: 11.2 days
The month with the highest number of snowfall days is February (12.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Gossau, 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: 5h and 1min
The months with the most sunshine are July and August (Average sunshine: 10h and 18min).
The months with the least sunshine are February and December (Average sunshine: 5h and 6min).
Average sunshine days in December
Gossau, Switzerland
- Average sunshine days in December: 12.2 days
The month with the most sunshine days is October (17.2 days).
The month with the least sunshine days is July (6.6 days).
Average UV index in December
Gossau, 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
Gossau, Switzerland
- Average cloud cover in December: 46
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Gossau, Switzerland
- Average visibility in December: 8km
The months with the highest visibility are April, May, June, July, August, October and November (9km).
The months with the lowest visibility are January, February, March, September and December (8km).
Gossau, Switzerland
Weather forecast for your location
2. Allow the app to use your location
