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 transition into December involves a small decrease in the average high-temperature, dipping slightly from a chilly 7.8°C (46°F) in November to a cold 3.4°C (38.1°F). Nottwil, during the month of December, experiences an average low-temperature of -2.7°C (27.1°F).Humidity
In Nottwil, the average relative humidity in December is 83%.Rainfall
In Nottwil, in December, during 13.9 rainfall days, 89mm (3.5") of precipitation is typically accumulated. In Nottwil, during the entire year, the rain falls for 186.8 days and collects up to 981mm (38.62") of precipitation.Snowfall
Months with snowfall in Nottwil are January through May, October through December. In Nottwil, during December, snow falls for 6.5 days and regularly aggregates up to 148mm (5.83") of snow. Throughout the year, in Nottwil, Switzerland, there are 35.5 snowfall days, and 692mm (27.24") of snow is accumulated.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 07:53 and sunset at 16:39. On the last day of December, sunrise is at 08:13 and sunset at 16:47 CET.
Sunshine
December has the least sunshine of the year, with an average of 5.4h of sunshine.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: The maximum UV index of 2 during December translates into these guidelines:
Babies, children, and individuals with sensitive skin should always have protection against extended sun exposure. To avoid the Sun's strongest rays, limit exposure around the mid-day period. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How cold is it in Nottwil in December?
What is the average humidity in December in Nottwil?
How many days does it rain in December in Nottwil?
How many days does it snow in December in Nottwil?
What is the month with the shortest days in Nottwil?
What is the average length of the day in December in Nottwil?
When is the sunrise / sunset in December in Nottwil?
What is the month with the least sunshine in Nottwil?
How many hours of sunshine does Nottwil have in December?
When is the lowest UV index in Nottwil?
What is the UV index reading in December in Nottwil?
Average temperature in December
Nottwil, Switzerland
- Average high temperature in December: 3.4°C
The warmest month (with the highest average high temperature) is August (22.1°C).
The month with the lowest average high temperature is January (2.2°C).
- Average low temperature in December: -2.7°C
The month with the highest average low temperature is August (10.9°C).
The coldest month (with the lowest average low temperature) is February (-4.9°C).
Average pressure in December
Nottwil, Switzerland
- Average pressure in December: 1020.9mbar
The month with the highest atmospheric pressure is December (1020.9mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in December
Nottwil, 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 (6.2km/h).
Average humidity in December
Nottwil, Switzerland
- Average humidity in December: 83%
The months with the highest relative humidity are January and February (86%).
The months with the lowest relative humidity are July and August (77%).
Average rainfall in December
Nottwil, Switzerland
- Average rainfall in December: 89mm
The wettest month (with the highest rainfall) is July (121mm).
The driest month (with the least rainfall) is September (52mm).
Average rainfall days in December
Nottwil, Switzerland
- Average rainfall days in December: 13.9 days
The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is October (11.2 days).
Average snowfall in December
Nottwil, Switzerland
- Average snowfall in December: 148mm
The month with the highest snowfall is February (169mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Nottwil, Switzerland
- Average snowfall days in December: 6.5 days
The month with the highest number of snowfall days is February (9.2 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Nottwil, 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 18min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in December
Nottwil, Switzerland
- Average sunshine days in December: 12.9 days
The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is June (7.3 days).
Average UV index in December
Nottwil, 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
Nottwil, Switzerland
- Average cloud cover in December: 42
The month with the most cloud cover is February (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 33).
Average visibility in December
Nottwil, Switzerland
- Average visibility in December: 8km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (8km).
The month with the lowest visibility is January (7km).
