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
December's arrival aligns with a minor decrease in average high-temperatures, from November's frosty 6.6°C (43.9°F) to a cold 2°C (35.6°F). Flums reports an average low-temperature of -4.8°C (23.4°F) during the nights of December.Humidity
The average relative humidity in December in Flums, Switzerland, is 82%.Rainfall
In Flums, in December, it is raining for 8 days, with typically 102mm (4.02") of accumulated precipitation. Throughout the year, in Flums, there are 149.5 rainfall days, and 983mm (38.7") of precipitation is accumulated.Snowfall
January through May, September through December are months with snowfall in Flums, Switzerland. In Flums, during December, snow falls for 14.5 days and regularly aggregates up to 599mm (23.58") of snow. Throughout the year, in Flums, there are 80 snowfall days, and 2699mm (106.26") of snow is accumulated.Daylight
The month with the shortest days is December, with an average of 8h and 36min of daylight.On the first day of the month, sunrise is at 07:48 and sunset at 16:35. On the last day of December, sunrise is at 08:08 and sunset at 16:43 CET.
Sunshine
The months with the least sunshine are January, February and December, with an average of 5.6h of sunshine.UV index
January through March, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the ordinary person.Note: During December, 2 as the daily maximum UV index converts into the following advice:
Long-term sun exposure is typically not a concern for most. However, those with sensitive skin, infants, and children must always have protection. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days. Take heed! Reflection from the snow can almost amplify the Sun's UV radiation by double.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is December in Flums?
What is the average humidity in December in Flums?
How many days does it rain in December in Flums?
How many days does it snow in December in Flums?
What is the month with the shortest days in Flums?
What is the average length of the day in December in Flums?
When are sunrise and sunset in December in Flums?
What is the month with the least sunshine in Flums?
How many hours of sunshine does Flums have in December?
What are the months with the lowest UV index in Flums?
What is the UV index reading in December in Flums?
Average temperature in December
Flums, Switzerland
- Average high temperature in December: 2°C
The warmest month (with the highest average high temperature) is August (21°C).
The month with the lowest average high temperature is January (0.8°C).
- Average low temperature in December: -4.8°C
The month with the highest average low temperature is August (9.4°C).
The coldest month (with the lowest average low temperature) is February (-7.4°C).
Average pressure in December
Flums, 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 (1015.6mbar).
Average wind speed in December
Flums, Switzerland
- Average wind speed in December: 8km/h
The windiest month (with the highest average wind speed) is December (8km/h).
The calmest months (with the lowest average wind speed) are August and September (6.5km/h).
Average humidity in December
Flums, Switzerland
- Average humidity in December: 82%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is July (76%).
Average rainfall in December
Flums, Switzerland
- Average rainfall in December: 102mm
The wettest month (with the highest rainfall) is August (115mm).
The driest month (with the least rainfall) is April (52mm).
Average rainfall days in December
Flums, Switzerland
- Average rainfall days in December: 8 days
The month with the highest number of rainy days is May (20 days).
The month with the least rainy days is February (6.2 days).
Average snowfall in December
Flums, Switzerland
- Average snowfall in December: 599mm
The month with the highest snowfall is January (613mm).
The months with the least snowfall are June, July and August (0mm).
Average snowfall days in December
Flums, Switzerland
- Average snowfall days in December: 14.5 days
The month with the highest number of snowfall days is January (15.9 days).
The months with the least snowfall days are June, July and August (0 days).
Average daylight in December /
Average sunshine in December
Flums, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The months with the least sunshine are January, February and December (Average sunshine: 5h and 36min).
Average sunshine days in December
Flums, Switzerland
- Average sunshine days in December: 13.4 days
The month with the most sunshine days is October (17 days).
The month with the least sunshine days is May (8.3 days).
Average UV index in December
Flums, Switzerland
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 2).
Average cloud cover in December
Flums, Switzerland
- Average cloud cover in December: 41
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Flums, Switzerland
- Average visibility in December: 8km
The months with the highest visibility are June, July and August (9km).
The months with the lowest visibility are January and February (7km).
