December weather forecast
Wädenswil, Switzerland

December

Weather in December

The first month of the winter, December, is also an icy month in Wädenswil, Switzerland, with an average temperature varying between 3.2°C (37.8°F) and -2.7°C (27.1°F).

Temperature

A subtle change in temperatures is noted as November gives way to December, with average highs reducing from a frosty 7.5°C (45.5°F) to an icy 3.2°C (37.8°F). In Wädenswil, in December, the average low-temperature is a subzero cold -2.7°C (27.1°F).

Humidity

The average relative humidity in December is 87%.

Rainfall

In Wädenswil, in December, it is raining for 9.8 days, with typically 56mm (2.2") of accumulated precipitation. In Wädenswil, during the entire year, the rain falls for 151 days and collects up to 623mm (24.53") of precipitation.

Snowfall

Months with snowfall in Wädenswil, Switzerland, are January through May, October through December. In Wädenswil, in December, during 10.2 snowfall days, 160mm (6.3") of snow is typically accumulated. Throughout the year, there are 50.4 snowfall days, and 753mm (29.65") of snow is accumulated.

Daylight

The month with the shortest days in Wädenswil is December, with an average of 8h and 36min of daylight.
On the first day of December in Wädenswil, sunrise is at 07:51 and sunset at 16:37. On the last day of the month, sunrise is at 08:11 and sunset at 16:45 CET.

Sunshine

In December, the average sunshine is 4.7h.

UV index

November and December, with an average maximum UV index of 1, are months with the lowest UV index in Wädenswil. A UV Index reading of 2, and below, represents a minimal health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In December, a regular UV index of 1 translates into these guidelines:
Extended time in the sun generally does not harm most, but those with sensitive skin, infants, and children should always be protected. Avoid the Sun's strongest UV rays by seeking shade and limiting exposure during midday. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes. Heed this! Snow reflection can almost augment the UV radiation of the sun by double.

Frequently asked questions

How cold is it in Wädenswil in December?
The high-temperature in Wädenswil during December is 3.2°C (37.8°F) and the low-temperature is -2.7°C (27.1°F).
What is the average humidity in December in Wädenswil?
In Wädenswil, the average relative humidity in December is 87%.
How many days does it rain in December in Wädenswil?
In Wädenswil, Switzerland, in December, it is raining for 9.8 days, with typically 56mm (2.2") of accumulated precipitation.
How much does it snow in Wädenswil in December?
In Wädenswil, Switzerland, during December, snow falls for 10.2 days and regularly aggregates up to 160mm (6.3") of snow.
What is the month with the shortest days in Wädenswil?
The month with the shortest days in Wädenswil, Switzerland, is December, with an average of 8h and 36min of daylight.
What is the average length of the day in December in Wädenswil?
In Wädenswil, the average day length in December is 8h and 34min.
When is the sunrise / sunset in December in Wädenswil?
On the first day of December in Wädenswil, sunrise is at 07:51 and sunset at 16:37. On the last day of the month, sunrise is at 08:11 and sunset at 16:45 CET.
How long on average sun shines in December in Wädenswil?
In Wädenswil, the average sunshine duration in December is 4.7h.
When is the lowest UV index in Wädenswil?
The months with the lowest UV index in Wädenswil are November and December, with an average maximum UV index of 1.
What is the UV index reading in December in Wädenswil?
The average daily maximum UV index in December in Wädenswil is 1. A UV Index of 2, and less, symbolizes a low health threat 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
Wädenswil, Switzerland
  • Average high temperature in December: 3.2°C

The warmest months (with the highest average high temperature) are July and August (22.5°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 (11.1°C).
The coldest months (with the lowest average low temperature) are January and February (-4.3°C).

Average pressure in December
Wädenswil, 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
Wädenswil, Switzerland
  • Average wind speed in December: 7.9km/h

The windiest month (with the highest average wind speed) is March (8km/h).
The calmest month (with the lowest average wind speed) is August (5.9km/h).

Average humidity in December
Wädenswil, Switzerland
  • Average humidity in December: 87%

The month with the highest relative humidity is January (89%).
The month with the lowest relative humidity is July (78%).

Average rainfall in December
Wädenswil, Switzerland
  • Average rainfall in December: 56mm

The wettest month (with the highest rainfall) is May (82mm).
The driest month (with the least rainfall) is November (31mm).

Average rainfall days in December
Wädenswil, Switzerland
  • Average rainfall days in December: 9.8 days

The month with the highest number of rainy days is May (18.7 days).
The month with the least rainy days is February (6.9 days).

Average snowfall in December
Wädenswil, Switzerland
  • Average snowfall in December: 160mm

The month with the highest snowfall is January (202mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Wädenswil, Switzerland
  • Average snowfall days in December: 10.2 days

The month with the highest number of snowfall days is January (12.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Wädenswil, 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: 4h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in December
Wädenswil, Switzerland
  • Average sunshine days in December: 13.9 days

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is July (9.8 days).

Average UV index in December
Wädenswil, Switzerland
  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 5).
The months with the lowest UV index are November and December (UV index 1).

Average cloud cover in December
Wädenswil, Switzerland
  • Average cloud cover in December: 51

The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is August (Cloud cover 34).

Average visibility in December
Wädenswil, Switzerland
  • Average visibility in December: 8km

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (8km).
The months with the lowest visibility are January and February (7km).

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