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 indicates a minor shift in the average high-temperature, from November's chilly 9.6°C (49.3°F) to an icy 5.8°C (42.4°F). During the nights in December, Riva San Vitale experiences a consistent average temperature of 0.1°C (32.2°F).Humidity
The average relative humidity in December is 74%.Rainfall
In Riva San Vitale, in December, it is raining for 7.1 days, with typically 53mm (2.09") of accumulated precipitation. Throughout the year, in Riva San Vitale, there are 172.1 rainfall days, and 1177mm (46.34") of precipitation is accumulated.Snowfall
January through March, October through December are months with snowfall. In Riva San Vitale, in December, during 2.6 snowfall days, 43mm (1.69") of snow is typically accumulated. Throughout the year, there are 11.9 snowfall days, and 210mm (8.27") of snow is accumulated.Daylight
The month with the shortest days in Riva San Vitale is December, with an average of 8h and 42min of daylight.On the first day of the month, sunrise is at 07:45 and sunset at 16:40. On the last day of December, sunrise is at 08:05 and sunset at 16:49 CET.
Sunshine
The average sunshine in December is 6.3h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Riva San Vitale, Switzerland. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: In December, the maximum UV index of 2 translates into these guidelines:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.
Frequently asked questions
Is it cold in Riva San Vitale during December?
What is the average humidity in December in Riva San Vitale?
How much does it rain in Riva San Vitale in December?
How many days does it snow in December in Riva San Vitale?
What is the month with the shortest days in Riva San Vitale?
What is the average length of the day in December in Riva San Vitale?
What time are sunrise and sunset in December in Riva San Vitale?
How many hours of sunshine does Riva San Vitale have in December?
What is the month with the lowest UV index in Riva San Vitale?
What is the UV index reading in December in Riva San Vitale?
Average temperature in December
Riva San Vitale, Switzerland
- Average high temperature in December: 5.8°C
The warmest month (with the highest average high temperature) is July (26.3°C).
The month with the lowest average high temperature is January (4.8°C).
- Average low temperature in December: 0.1°C
The month with the highest average low temperature is August (15.2°C).
The coldest month (with the lowest average low temperature) is January (-0.9°C).
Average pressure in December
Riva San Vitale, Switzerland
- Average pressure in December: 1020.3mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is April (1014.9mbar).
Average wind speed in December
Riva San Vitale, Switzerland
- Average wind speed in December: 6km/h
The windiest month (with the highest average wind speed) is March (6.9km/h).
The calmest month (with the lowest average wind speed) is November (5.5km/h).
Average humidity in December
Riva San Vitale, Switzerland
- Average humidity in December: 74%
The month with the highest relative humidity is November (79%).
The month with the lowest relative humidity is July (70%).
Average rainfall in December
Riva San Vitale, Switzerland
- Average rainfall in December: 53mm
The wettest month (with the highest rainfall) is November (177mm).
The driest month (with the least rainfall) is January (31mm).
Average rainfall days in December
Riva San Vitale, Switzerland
- Average rainfall days in December: 7.1 days
The months with the highest number of rainy days are June and July (20.2 days).
The month with the least rainy days is January (6.8 days).
Average snowfall in December
Riva San Vitale, Switzerland
- Average snowfall in December: 43mm
The month with the highest snowfall is February (69mm).
The months with the least snowfall are April, May, June, July, August and September (0mm).
Average snowfall days in December
Riva San Vitale, Switzerland
- Average snowfall days in December: 2.6 days
The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Riva San Vitale, 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: 6h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is November (Average sunshine: 5h and 18min).
Average sunshine days in December
Riva San Vitale, Switzerland
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is December (21.5 days).
The month with the least sunshine days is June (6 days).
Average UV index in December
Riva San Vitale, Switzerland
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Riva San Vitale, Switzerland
- Average cloud cover in December: 29
The month with the most cloud cover is November (Cloud cover 42).
The month with the least cloud cover is July (Cloud cover 23).
Average visibility in December
Riva San Vitale, Switzerland
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
Riva San Vitale, Switzerland
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