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
The arrival of December signals a subtle shift in temperature, down from a cold 5.7°C (42.3°F) in November to a still icy 2.3°C (36.1°F). Nighttime temperature lowers to an average of -5.3°C (22.5°F) in December.Humidity
In Heimenschwand, the average relative humidity in December is 84%.Rainfall
In Heimenschwand, in December, during 13.1 rainfall days, 93mm (3.66") of precipitation is typically accumulated. Throughout the year, there are 197 rainfall days, and 1016mm (40") of precipitation is accumulated.Snowfall
January through May, October through December are months with snowfall. December is the month with the most snowfall. Snow falls for 7.9 days and accumulates 208mm (8.19") of snow.Daylight
December has the shortest days of the year, with an average of 8h and 36min of daylight.On the first day of the month, sunrise is at 07:54 and sunset at 16:42. On the last day of December, in Heimenschwand, sunrise is at 08:14 and sunset at 16:50 CET.
Sunshine
The months with the least sunshine in Heimenschwand are January, February and December, with an average of 5.3h of sunshine.UV index
The months with the lowest UV index are January through March, October through December, with an average maximum UV index of 2. A UV Index reading of 2, and below, represents a minimal health vulnerability from unprotected exposure to Sun's UV rays for average individuals.Note: A daily high UV index of 2 in December leads to these guidelines:
Children, infants, and individuals with sensitive skin should be constantly protected from extended sun exposure. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Stay sun-safe with clothing that is both closely woven and worn loosely. Mind this! Nearly twice the UV radiation from the Sun can be reflected by the snow.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Heimenschwand in December?
What is the average humidity in December in Heimenschwand?
How many days does it rain in December in Heimenschwand?
What is the snowiest month in Heimenschwand?
How many days does it snow in December in Heimenschwand?
What is the month with the shortest days in Heimenschwand?
What is the average length of the day in December in Heimenschwand?
When is the sunrise / sunset in December in Heimenschwand?
What is the month with the least sunshine in Heimenschwand?
How many hours of sunshine does Heimenschwand have in December?
What are the months with the lowest UV index in Heimenschwand?
How high is the UV index in December in Heimenschwand?
Average temperature in December
Heimenschwand, Switzerland
- Average high temperature in December: 2.3°C
The warmest month (with the highest average high temperature) is July (20.1°C).
The month with the lowest average high temperature is January (0.8°C).
- Average low temperature in December: -5.3°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°C).
Average pressure in December
Heimenschwand, 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 (1015.4mbar).
Average wind speed in December
Heimenschwand, Switzerland
- Average wind speed in December: 8.3km/h
The windiest month (with the highest average wind speed) is December (8.3km/h).
The calmest month (with the lowest average wind speed) is August (6km/h).
Average humidity in December
Heimenschwand, Switzerland
- Average humidity in December: 84%
The month with the highest relative humidity is February (88%).
The months with the lowest relative humidity are July and August (79%).
Average rainfall in December
Heimenschwand, Switzerland
- Average rainfall in December: 93mm
The wettest month (with the highest rainfall) is May (117mm).
The driest month (with the least rainfall) is September (53mm).
Average rainfall days in December
Heimenschwand, Switzerland
- Average rainfall days in December: 13.1 days
The month with the highest number of rainy days is May (21.8 days).
The month with the least rainy days is February (11.8 days).
Average snowfall in December
Heimenschwand, Switzerland
- Average snowfall in December: 208mm
The month with the highest snowfall is December (208mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Heimenschwand, Switzerland
- Average snowfall days in December: 7.9 days
The month with the highest number of snowfall days is January (11.8 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Heimenschwand, 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: 5h and 2min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 18min).
Average sunshine days in December
Heimenschwand, Switzerland
- Average sunshine days in December: 13 days
The month with the most sunshine days is October (14.8 days).
The month with the least sunshine days is May (6.8 days).
Average UV index in December
Heimenschwand, 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, October, November and December (UV index 2).
Average cloud cover in December
Heimenschwand, Switzerland
- Average cloud cover in December: 44
The month with the most cloud cover is February (Cloud cover 48).
The months with the least cloud cover are August and October (Cloud cover 35).
Average visibility in December
Heimenschwand, Switzerland
- Average visibility in December: 8km
The months with the highest visibility are January, March, April, May, June, July, August, September, October, November and December (8km).
The month with the lowest visibility is February (7km).
