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
December sees a slight reduction in average high-temperature, with a shift from a cold 5.9°C (42.6°F) in November to a still icy 2°C (35.6°F). During December, Roche consistently records a temperature low averaging a subzero cold -4.7°C (23.5°F).Humidity
The average relative humidity in December is 83%.Rainfall
In Roche, in December, it is raining for 15.8 days, with typically 131mm (5.16") of accumulated precipitation. Throughout the year, there are 215.6 rainfall days, and 1219mm (47.99") of precipitation is accumulated.Snowfall
Months with snowfall are January through May, September through December. In Roche, in December, snow falls for 5.8 days, with typically accumulated 114mm (4.49") of snow. In Roche, during the entire year, snow falls for 31.1 days and aggregates up to 561mm (22.09") of snow.Daylight
With an average of 8h and 42min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:55 and sunset at 16:47. On the last day of December, in Roche, sunrise is at 08:15 and sunset at 16:55 CET.
Sunshine
January and December, with an average of 5.5h of sunshine, are months with the least sunshine.UV index
The months with the lowest UV index in Roche are January through March, 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 exposure to the Sun's UV rays for ordinary individuals.Note: A daily maximum UV index of 2 in December translates into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. To guard against the harmful effects of the Sun, minimize exposure during midday. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Frequently asked questions
How cold is it in Roche in December?
What is the average humidity in December in Roche?
How many days does it rain in December in Roche?
How many days does it snow in December in Roche?
What is the month with the shortest days in Roche?
How many hours of daylight does Roche have in December?
When is the sunrise / sunset in December in Roche?
What are the months with the least sunshine in Roche?
How many hours of sunshine does Roche have in December?
What is the month with the lowest UV index in Roche?
What is the UV index intensity in December in Roche?
Average temperature in December
Roche, Switzerland
- Average high temperature in December: 2°C
The warmest months (with the highest average high temperature) are July and August (19.8°C).
The month with the lowest average high temperature is January (0.6°C).
- Average low temperature in December: -4.7°C
The month with the highest average low temperature is July (9.3°C).
The coldest month (with the lowest average low temperature) is February (-7.1°C).
Average pressure in December
Roche, Switzerland
- Average pressure in December: 1021.1mbar
The month with the highest atmospheric pressure is December (1021.1mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in December
Roche, 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
Roche, Switzerland
- Average humidity in December: 83%
The month with the highest relative humidity is February (87%).
The month with the lowest relative humidity is August (77%).
Average rainfall in December
Roche, Switzerland
- Average rainfall in December: 131mm
The wettest month (with the highest rainfall) is May (144mm).
The driest month (with the least rainfall) is September (54mm).
Average rainfall days in December
Roche, Switzerland
- Average rainfall days in December: 15.8 days
The month with the highest number of rainy days is May (23.5 days).
The month with the least rainy days is October (13.3 days).
Average snowfall in December
Roche, Switzerland
- Average snowfall in December: 114mm
The month with the highest snowfall is January (148mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in December
Roche, Switzerland
- Average snowfall days in December: 5.8 days
The month with the highest number of snowfall days is February (8.6 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Roche, 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: 5h and 3min
The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in December
Roche, Switzerland
- Average sunshine days in December: 12.6 days
The month with the most sunshine days is October (15 days).
The month with the least sunshine days is May (4.3 days).
Average UV index in December
Roche, Switzerland
- Average UV index in December: 2
The months with the highest UV index are June, July and August (UV index 4).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Roche, Switzerland
- Average cloud cover in December: 42
The months with the most cloud cover are January, February, March, May and December (Cloud cover 42).
The month with the least cloud cover is August (Cloud cover 30).
Average visibility in December
Roche, Switzerland
- Average visibility in December: 8km
The months with the highest visibility are October and November (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September and December (8km).
Roche, Switzerland
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