December weather forecast
Zullwil, Switzerland

December

Weather in December

The first month of the winter, December, is also an icy month in Zullwil, Switzerland, with an average temperature ranging between min -1.7°C (28.9°F) and max 4.2°C (39.6°F).

Temperature

As Zullwil enters December, the average high-temperature subtly lowers from the a frosty 8.3°C (46.9°F) of November to a wintry 4.2°C (39.6°F). Zullwil records a consistent low-temperature of -1.7°C (28.9°F) during December nights.

Humidity

In Zullwil, the average relative humidity in December is 86%.

Rainfall

In Zullwil, in December, during 15.2 rainfall days, 81mm (3.19") of precipitation is typically accumulated. Throughout the year, there are 190.8 rainfall days, and 880mm (34.65") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In December, in Zullwil, it is snowing for 7.9 days. Throughout December, 143mm (5.63") of snow is accumulated. Throughout the year, in Zullwil, there are 39.9 snowfall days, and 652mm (25.67") of snow is accumulated.

Daylight

December has the shortest days of the year, with an average of 8h and 30min of daylight.
On the first day of December, sunrise is at 07:56 and sunset at 16:41. On the last day of the month, sunrise is at 08:16 and sunset at 16:48 CET.

Sunshine

December has the least sunshine of the year, with an average of 5h of sunshine.

UV index

January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Zullwil. A UV Index of 2, and less, symbolizes a minimal health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: In December, a regular UV index of 2 translates into these guidelines:
Most individuals face no significant issues with extended sun exposure, but it is always essential to protect children, babies, and those with sensitive skin. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.

Frequently asked questions

Is it cold in Zullwil during December?
The high-temperature in Zullwil, Switzerland, during December is 4.2°C (39.6°F) and the low-temperature is -1.7°C (28.9°F).
What is the average humidity in December in Zullwil?
In Zullwil, Switzerland, the average relative humidity in December is 86%.
How many days does it rain in December in Zullwil?
In December, the rain falls for 15.2 days. Throughout December, 81mm (3.19") of precipitation is accumulated.
How much does it snow in Zullwil in December?
In Zullwil, Switzerland, during December, snow falls for 7.9 days and regularly aggregates up to 143mm (5.63") of snow.
What is the month with the shortest days in Zullwil?
The month with the shortest days in Zullwil is December, with an average of 8h and 30min of daylight.
What is the average length of the day in December in Zullwil?
The average day length in December in Zullwil, Switzerland, is 8h and 32min.
When are sunrise and sunset in December in Zullwil?
In December, on the first day of the month, sunrise is at 07:56 and sunset at 16:41. On the last day of the month, in Zullwil, sunrise is at 08:16 and sunset at 16:48 CET.
What is the month with the least sunshine in Zullwil?
The month with the least sunshine is December, with an average of 5h of sunshine.
How many hours of sunshine does Zullwil have in December?
In Zullwil, the average sunshine duration in December is 5h.
What are the months with the lowest UV index in Zullwil?
January, February, October through December, with an average maximum UV index of 2, are months with the lowest UV index in Zullwil, Switzerland.
How high is the UV index in December in Zullwil?
In Zullwil, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Zullwil, Switzerland
Average temperature in December
Zullwil, Switzerland
  • Average high temperature in December: 4.2°C

The warmest months (with the highest average high temperature) are July and August (23.3°C).
The month with the lowest average high temperature is January (2.9°C).

  • Average low temperature in December: -1.7°C

The months with the highest average low temperature are July and August (11.8°C).
The coldest month (with the lowest average low temperature) is February (-3.4°C).

Average pressure in December - Zullwil, Switzerland
Average pressure in December
Zullwil, 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 - Zullwil, Switzerland
Average wind speed in December
Zullwil, Switzerland
  • Average wind speed in December: 8.5km/h

The windiest month (with the highest average wind speed) is March (8.8km/h).
The calmest month (with the lowest average wind speed) is August (5.9km/h).

Average humidity in December - Zullwil, Switzerland
Average humidity in December
Zullwil, Switzerland
  • Average humidity in December: 86%

The month with the highest relative humidity is January (88%).
The months with the lowest relative humidity are April and July (78%).

Average rainfall in December - Zullwil, Switzerland
Average rainfall in December
Zullwil, Switzerland
  • Average rainfall in December: 81mm

The wettest month (with the highest rainfall) is May (106mm).
The driest month (with the least rainfall) is September (45mm).

Average rainfall days in December - Zullwil, Switzerland
Average rainfall days in December
Zullwil, Switzerland
  • Average rainfall days in December: 15.2 days

The month with the highest number of rainy days is May (22.4 days).
The month with the least rainy days is February (10.6 days).

Average snowfall in December - Zullwil, Switzerland
Average snowfall in December
Zullwil, Switzerland
  • Average snowfall in December: 143mm

The month with the highest snowfall is February (153mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December - Zullwil, Switzerland
Average snowfall days in December
Zullwil, Switzerland
  • Average snowfall days in December: 7.9 days

The month with the highest number of snowfall days is February (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Zullwil, Switzerland
Average daylight in December /
Average sunshine in December
Zullwil, Switzerland
  • Average daylight in December: 8h and 3min

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 30min).

  • Average sunshine in December: 5h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in December - Zullwil, Switzerland
Average sunshine days in December
Zullwil, Switzerland
  • Average sunshine days in December: 12.4 days

The month with the most sunshine days is October (15 days).
The month with the least sunshine days is May (6.6 days).

Average UV index in December - Zullwil, Switzerland
Average UV index in December
Zullwil, 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 - Zullwil, Switzerland
Average cloud cover in December
Zullwil, Switzerland
  • Average cloud cover in December: 48

The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in December - Zullwil, Switzerland
Average visibility in December
Zullwil, Switzerland
  • Average visibility in December: 8km

The months with the highest visibility are March, April, July and August (9km).
The months with the lowest visibility are January, February, May, June, September, October, November and December (8km).

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