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
Crassier's progression into December involves a minor drop in the average high-temperature, slightly receding from a chilly 7.7°C (45.9°F) in November to an icy 3.8°C (38.8°F). An average nighttime temperature of -1.6°C (29.1°F) is noted in Crassier during the month of December.Humidity
In Crassier, the average relative humidity in December is 87%.Rainfall
December is the month with the most rainfall. Rain falls for 10.1 days and accumulates 173mm (6.81") of precipitation.Snowfall
Months with snowfall are January through May, September through December. The month with the most snowfall in Crassier is December, when snow falls for 16.7 days and typically aggregates up to 833mm (32.8") of snow.Daylight
The month with the shortest days is December, with an average of 8h and 42min of daylight.On the first day of December in Crassier, sunrise is at 07:58 and sunset at 16:50. On the last day of the month, sunrise is at 08:18 and sunset at 16:58 CET.
Sunshine
The month with the least sunshine in Crassier is December, with an average of 4.2h of sunshine.UV index
The months with the lowest UV index in Crassier are January through March, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, the average maximum UV index of 2 translates into the following recommendations:
People with sensitive skin, children, and babies should always be protected from prolonged sun exposure. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes. Consider this! The reflection from snow can almost double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Crassier?
What is the average humidity in December in Crassier?
What is the rainiest month in Crassier?
How many days does it rain in December in Crassier?
What is the snowiest month in Crassier?
How much does it snow in Crassier in December?
What is the month with the shortest days in Crassier?
How many hours of daylight does Crassier have in December?
When is the sunrise / sunset in December in Crassier?
What is the month with the least sunshine in Crassier?
How many hours of sunshine does Crassier have in December?
When is the lowest UV index in Crassier?
How high is the UV index in December in Crassier?
Average temperature in December
Crassier, Switzerland
- Average high temperature in December: 3.8°C
The warmest months (with the highest average high temperature) are July and August (21.8°C).
The month with the lowest average high temperature is January (2.3°C).
- Average low temperature in December: -1.6°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 (-3.7°C).
Average pressure in December
Crassier, Switzerland
- Average pressure in December: 1021.2mbar
The month with the highest atmospheric pressure is December (1021.2mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in December
Crassier, Switzerland
- Average wind speed in December: 10.6km/h
The windiest month (with the highest average wind speed) is February (10.8km/h).
The calmest month (with the lowest average wind speed) is August (6.7km/h).
Average humidity in December
Crassier, Switzerland
- Average humidity in December: 87%
The months with the highest relative humidity are January and February (88%).
The months with the lowest relative humidity are July and August (81%).
Average rainfall in December
Crassier, Switzerland
- Average rainfall in December: 173mm
The wettest month (with the highest rainfall) is December (173mm).
The driest month (with the least rainfall) is September (84mm).
Average rainfall days in December
Crassier, Switzerland
- Average rainfall days in December: 10.1 days
The months with the highest number of rainy days are May and June (22.8 days).
The month with the least rainy days is February (6.7 days).
Average snowfall in December
Crassier, Switzerland
- Average snowfall in December: 833mm
The month with the highest snowfall is December (833mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in December
Crassier, Switzerland
- Average snowfall days in December: 16.7 days
The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Crassier, Switzerland
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is August (Average sunshine: 9h and 36min).
The month with the least sunshine is December (Average sunshine: 4h and 12min).
Average sunshine days in December
Crassier, Switzerland
- Average sunshine days in December: 11.1 days
The month with the most sunshine days is October (13.5 days).
The month with the least sunshine days is June (5.9 days).
Average UV index in December
Crassier, 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, March, October, November and December (UV index 2).
Average cloud cover in December
Crassier, Switzerland
- Average cloud cover in December: 56
The months with the most cloud cover are January, February and December (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 37).
Average visibility in December
Crassier, Switzerland
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (8km).
The month with the lowest visibility is January (7km).
