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
Zermatt experiences a minor change to a still subzero cold -3.5°C (25.7°F) in average high-temperature during December, closely reflecting November. Throughout December, a steady low-temperature average of -12°C (10.4°F) is noted.Humidity
In Zermatt, the average relative humidity in December is 86%.Rainfall
In Zermatt, in December, it is raining for 2.6 days, with typically 45mm (1.77") of accumulated precipitation. Throughout the year, there are 146.2 rainfall days, and 991mm (39.02") of precipitation is accumulated.Snowfall
January through December are months with snowfall in Zermatt. In Zermatt, in December, snow falls for 12.4 days, with typically accumulated 296mm (11.65") of snow. Throughout the year, there are 113.3 snowfall days, and 3425mm (134.84") of snow is accumulated.Daylight
December has the shortest days of the year, with an average of 8h and 42min of daylight.On the first day of December, sunrise is at 07:50 and sunset at 16:45. On the last day of the month, sunrise is at 08:10 and sunset at 16:53 CET.
Sunshine
The average sunshine in December in Zermatt is 4.5h.UV index
In Zermatt, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for average individuals.Note: The UV index of 2 in December translates into these instructions:
The majority are not significantly affected by prolonged sun exposure. Infants, children, and those with fair skin must always have protection. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. To cut down UV radiation exposure by about half, sport a wide-brim hat. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
How cold is December in Zermatt?
What is the average humidity in December in Zermatt?
How many days does it rain in December in Zermatt?
How much does it snow in Zermatt in December?
What is the month with the shortest days in Zermatt?
How many hours of daylight does Zermatt have in December?
When is the sunrise / sunset in December in Zermatt?
How many hours of sunshine does Zermatt have in December?
What is the UV index reading in December in Zermatt?
Average temperature in December
Zermatt, Switzerland
- Average high temperature in December: -3.5°C
The warmest month (with the highest average high temperature) is July (13.5°C).
The month with the lowest average high temperature is January (-4.8°C).
- Average low temperature in December: -12°C
The month with the highest average low temperature is July (4.6°C).
The coldest month (with the lowest average low temperature) is January (-13.5°C).
Average pressure in December
Zermatt, 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 (1015mbar).
Average wind speed in December
Zermatt, Switzerland
- Average wind speed in December: 10.3km/h
The windiest month (with the highest average wind speed) is December (10.3km/h).
The calmest month (with the lowest average wind speed) is August (6.4km/h).
Average humidity in December
Zermatt, Switzerland
- Average humidity in December: 86%
The months with the highest relative humidity are March and April (92%).
The months with the lowest relative humidity are July and August (82%).
Average rainfall in December
Zermatt, Switzerland
- Average rainfall in December: 45mm
The wettest month (with the highest rainfall) is November (137mm).
The driest month (with the least rainfall) is January (30mm).
Average rainfall days in December
Zermatt, Switzerland
- Average rainfall days in December: 2.6 days
The month with the highest number of rainy days is July (24.8 days).
The month with the least rainy days is January (1.7 days).
Average snowfall in December
Zermatt, Switzerland
- Average snowfall in December: 296mm
The month with the highest snowfall is November (867mm).
The month with the least snowfall is July (1mm).
Average snowfall days in December
Zermatt, Switzerland
- Average snowfall days in December: 12.4 days
The month with the highest number of snowfall days is March (19.2 days).
The month with the least snowfall days is July (0.2 days).
Average daylight in December /
Average sunshine in December
Zermatt, 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 3min
The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is November (Average sunshine: 4h and 0min).
Average sunshine days in December
Zermatt, Switzerland
- Average sunshine days in December: 18.6 days
The month with the most sunshine days is December (18.6 days).
The month with the least sunshine days is June (4.6 days).
Average UV index in December
Zermatt, Switzerland
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 3).
The months with the lowest UV index are January, February, March, April, May, October and November (UV index 1).
Average cloud cover in December
Zermatt, Switzerland
- Average cloud cover in December: 52
The month with the most cloud cover is April (Cloud cover 66).
The months with the least cloud cover are July and August (Cloud cover 46).
Average visibility in December
Zermatt, Switzerland
- Average visibility in December: 7km
The months with the highest visibility are July and August (8km).
The months with the lowest visibility are February, March, April, May and November (6km).
Zermatt, Switzerland
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