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
December brings a minor shift in the average high-temperature, adjusting from a chilly 7.9°C (46.2°F) in November to a cold 3.7°C (38.7°F). During the nights in December, Sursee experiences a consistent average temperature of -2.4°C (27.7°F).Humidity
The average relative humidity in December is 84%.Rainfall
In Sursee, in December, it is raining for 9.6 days, with typically 70mm (2.76") of accumulated precipitation. In Sursee, during the entire year, the rain falls for 158.6 days and collects up to 789mm (31.06") of precipitation.Snowfall
January through May, October through December are months with snowfall in Sursee. In Sursee, Switzerland, during December, snow falls for 10.8 days and regularly aggregates up to 226mm (8.9") of snow. In Sursee, Switzerland, during the entire year, snow falls for 59.1 days and aggregates up to 1284mm (50.55") 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 the month, sunrise is at 07:53 and sunset at 16:39. On the last day of December, in Sursee, sunrise is at 08:13 and sunset at 16:47 CET.
Sunshine
The average sunshine in December is 5.3h.UV index
The months with the lowest UV index are January, February, October through December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for the average person.Note: A daily high UV index of 2 in December leads to these guidelines:
While most individuals can withstand prolonged sun exposure, it is imperative that babies, children, and those with sensitive skin always be shielded. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage. Note this! The Sun's UV radiation can nearly be doubled by the reflection off snow.
Frequently asked questions
Is December cold in Sursee?
What is the average humidity in December in Sursee?
How many days does it rain in December in Sursee?
How much does it snow in Sursee in December?
What is the month with the shortest days in Sursee?
How many hours of daylight does Sursee have in December?
What time are sunrise and sunset in December in Sursee?
How many hours of sunshine does Sursee have in December?
What is the month with the lowest UV index in Sursee?
What is the UV index reading in December in Sursee?
Average temperature in December
Sursee, Switzerland
- Average high temperature in December: 3.7°C
The warmest month (with the highest average high temperature) is July (22.5°C).
The month with the lowest average high temperature is January (2.3°C).
- Average low temperature in December: -2.4°C
The month with the highest average low temperature is July (11.4°C).
The coldest month (with the lowest average low temperature) is February (-4.3°C).
Average pressure in December
Sursee, 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 (1015.6mbar).
Average wind speed in December
Sursee, Switzerland
- Average wind speed in December: 8.5km/h
The windiest month (with the highest average wind speed) is March (8.6km/h).
The calmest month (with the lowest average wind speed) is August (6.1km/h).
Average humidity in December
Sursee, Switzerland
- Average humidity in December: 84%
The months with the highest relative humidity are January and February (87%).
The month with the lowest relative humidity is July (77%).
Average rainfall in December
Sursee, Switzerland
- Average rainfall in December: 70mm
The wettest month (with the highest rainfall) is June (99mm).
The driest month (with the least rainfall) is September (37mm).
Average rainfall days in December
Sursee, Switzerland
- Average rainfall days in December: 9.6 days
The month with the highest number of rainy days is May (20.1 days).
The month with the least rainy days is February (8.4 days).
Average snowfall in December
Sursee, Switzerland
- Average snowfall in December: 226mm
The month with the highest snowfall is January (269mm).
The months with the least snowfall are June, July, August and September (0mm).
Average snowfall days in December
Sursee, Switzerland
- Average snowfall days in December: 10.8 days
The month with the highest number of snowfall days is February (12.6 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in December /
Average sunshine in December
Sursee, Switzerland
- Average daylight in December: 8h and 4min
The month with the longest days is June (Average daylight: 15h and 54min).
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 August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).
Average sunshine days in December
Sursee, Switzerland
- Average sunshine days in December: 14.1 days
The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is June (8.3 days).
Average UV index in December
Sursee, 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, October, November and December (UV index 2).
Average cloud cover in December
Sursee, Switzerland
- Average cloud cover in December: 44
The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 32).
Average visibility in December
Sursee, Switzerland
- Average visibility in December: 8km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (8km).
Sursee, Switzerland
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