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
Grindelwald's weather subtly changes with the onset of December, barely falling from a wintry 1.7°C (35.1°F) in November to a freezing cold -1.5°C (29.3°F). Grindelwald's average low-temperature is measured at a frigid cold -11.2°C (11.8°F) during December.Humidity
In December, the average relative humidity is 88%.Rainfall
In Grindelwald, in December, during 6.6 rainfall days, 78mm (3.07") of precipitation is typically accumulated. In Grindelwald, Switzerland, during the entire year, the rain falls for 169.7 days and collects up to 934mm (36.77") of precipitation.Snowfall
January through June, September through December are months with snowfall. The month with the most snowfall in Grindelwald, Switzerland, is December, when snow falls for 15.2 days and typically aggregates up to 423mm (16.65") of snow.Daylight
With an average of 8h and 36min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 07:51 and sunset at 16:42. On the last day of the month, sunrise is at 08:12 and sunset at 16:50 CET.
Sunshine
The average sunshine in December in Grindelwald is 4.2h.UV index
January, March, April, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.Note: A maximum high UV index of 1 in December translates into the following recommendations:
Although prolonged sun exposure does not typically bother most people, children, babies, and those with sensitive skin should always have protection. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses. Notice this! Nearly double the intensity of the Sun's UV radiation can be caused by snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Grindelwald?
What is the average humidity in December in Grindelwald?
How many days does it rain in December in Grindelwald?
What is the snowiest month in Grindelwald?
How many days does it snow in December in Grindelwald?
What is the month with the shortest days in Grindelwald?
What is the average length of the day in December in Grindelwald?
What time are sunrise and sunset in December in Grindelwald?
How many hours of sunshine does Grindelwald have in December?
What are the months with the lowest UV index in Grindelwald?
What is the UV index reading in December in Grindelwald?
Average temperature in December
Grindelwald, Switzerland
- Average high temperature in December: -1.5°C
The warmest month (with the highest average high temperature) is August (15.8°C).
The months with the lowest average high temperature are January and February (-2.8°C).
- Average low temperature in December: -11.2°C
The month with the highest average low temperature is July (5.7°C).
The coldest month (with the lowest average low temperature) is January (-12.3°C).
Average pressure in December
Grindelwald, Switzerland
- Average pressure in December: 1021mbar
The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in December
Grindelwald, Switzerland
- Average wind speed in December: 8.7km/h
The windiest month (with the highest average wind speed) is December (8.7km/h).
The calmest month (with the lowest average wind speed) is August (5.8km/h).
Average humidity in December
Grindelwald, Switzerland
- Average humidity in December: 88%
The month with the highest relative humidity is March (92%).
The months with the lowest relative humidity are July and August (83%).
Average rainfall in December
Grindelwald, Switzerland
- Average rainfall in December: 78mm
The wettest month (with the highest rainfall) is May (117mm).
The driest month (with the least rainfall) is September (50mm).
Average rainfall days in December
Grindelwald, Switzerland
- Average rainfall days in December: 6.6 days
The month with the highest number of rainy days is July (23.3 days).
The month with the least rainy days is February (4.3 days).
Average snowfall in December
Grindelwald, Switzerland
- Average snowfall in December: 423mm
The month with the highest snowfall is December (423mm).
The months with the least snowfall are July and August (0mm).
Average snowfall days in December
Grindelwald, Switzerland
- Average snowfall days in December: 15.2 days
The month with the highest number of snowfall days is January (19 days).
The months with the least snowfall days are July and August (0 days).
Average daylight in December /
Average sunshine in December
Grindelwald, Switzerland
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 48min).
The month with the shortest days is December (Average daylight: 8h and 36min).
- Average sunshine in December: 4h and 1min
The month with the most sunshine is July (Average sunshine: 8h and 54min).
The month with the least sunshine is February (Average sunshine: 3h and 42min).
Average sunshine days in December
Grindelwald, Switzerland
- Average sunshine days in December: 13.2 days
The month with the most sunshine days is October (15 days).
The month with the least sunshine days is June (5.4 days).
Average UV index in December
Grindelwald, Switzerland
- Average UV index in December: 1
The months with the highest UV index are June and July (UV index 4).
The months with the lowest UV index are January, March, April, November and December (UV index 1).
Average cloud cover in December
Grindelwald, Switzerland
- Average cloud cover in December: 56
The months with the most cloud cover are February and May (Cloud cover 63).
The month with the least cloud cover is August (Cloud cover 47).
Average visibility in December
Grindelwald, Switzerland
- Average visibility in December: 7km
The months with the highest visibility are June, July, August, October, November and December (7km).
The month with the lowest visibility is February (5km).
