December weather forecast
Rydbo, Sweden

December

Weather in December

The first month of the winter, December, is also a wintry month in Rydbo, Sweden, with temperature in the range of an average low of -2.1°C (28.2°F) and an average high of 1.5°C (34.7°F).

Temperature

With the onset of December, Rydbo experiences a modest temperature adjustment, with the average high-temperature gently receding from a cold 4.9°C (40.8°F) in November to a still icy 1.5°C (34.7°F). Rydbo's nights throughout December are marked by an average low temperature of -2.1°C (28.2°F), a minor drop from the day's high.

Humidity

The months with the highest humidity are January, February and December, with an average relative humidity of 88%.

Rainfall

In Rydbo, during December, the rain falls for 7.9 days and regularly aggregates up to 18mm (0.71") of precipitation. In Rydbo, during the entire year, the rain falls for 113.4 days and collects up to 209mm (8.23") of precipitation.

Snowfall

January through May, October through December are months with snowfall in Rydbo. In Rydbo, Sweden, in December, during 8.1 snowfall days, 33mm (1.3") of snow is typically accumulated. Throughout the year, in Rydbo, there are 43 snowfall days, and 179mm (7.05") of snow is accumulated.

Daylight

With an average of 6h and 12min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 08:18 and sunset at 14:54. On the last day of December, in Rydbo, sunrise is at 08:44 and sunset at 14:56 CET.

Sunshine

With an average of 2.3h of sunshine, December has the least sunshine of the year in Rydbo.

UV index

In Rydbo, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 2 in December, converts into the following recommendations:
Children must always have sun protection, unlike most people, who can tolerate up to an hour in the sun without any burns. Avoiding the Sun during its peak radiation time around midday is a healthy practice. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage. Be aware! The intensity of the Sun's UV radiation can be amplified nearly twice due to snow reflection.

Frequently asked questions

How cold is it in Rydbo in December?
The high-temperature in Rydbo during December is 1.5°C (34.7°F) and the low-temperature is -2.1°C (28.2°F).
What are the most humid months in Rydbo?
The months with the highest humidity in Rydbo are January, February and December, with an average relative humidity of 88%.
What is the average humidity in December in Rydbo?
The average relative humidity in December is 88%.
How many days does it rain in December in Rydbo?
In Rydbo, in December, during 7.9 rainfall days, 18mm (0.71") of precipitation is typically accumulated.
How many days does it snow in December in Rydbo?
In Rydbo, in December, during 8.1 snowfall days, 33mm (1.3") of snow is typically accumulated.
What is the month with the shortest days in Rydbo?
December has the shortest days of the year in Rydbo, with an average of 6h and 12min of daylight.
How many hours of daylight does Rydbo have in December?
In December, the average day length in Rydbo, Sweden, is 6h and 12min.
What time are sunrise and sunset in December in Rydbo?
On the first day of December in Rydbo, Sweden, sunrise is at 08:18 and sunset at 14:54. On the last day of the month, sunrise is at 08:44 and sunset at 14:56 CET.
What is the month with the least sunshine in Rydbo?
December has the least sunshine of the year in Rydbo, Sweden, with an average of 2.3h of sunshine.
How long on average sun shines in December in Rydbo?
In Rydbo, the average sunshine duration in December is 2.3h.
What is the UV index reading in December in Rydbo?
The average daily maximum UV index in December is 2. A UV Index value 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
Rydbo, Sweden
  • Average high temperature in December: 1.5°C

The warmest month (with the highest average high temperature) is July (21.6°C).
The month with the lowest average high temperature is January (-0.7°C).

  • Average low temperature in December: -2.1°C

The month with the highest average low temperature is July (12.9°C).
The coldest month (with the lowest average low temperature) is January (-4°C).

Average pressure in December
Rydbo, Sweden
  • Average pressure in December: 1007.7mbar

The month with the highest atmospheric pressure is May (1014.8mbar).
The month with the lowest atmospheric pressure is December (1007.7mbar).

Average wind speed in December
Rydbo, Sweden
  • Average wind speed in December: 17.7km/h

The windiest month (with the highest average wind speed) is December (17.7km/h).
The calmest months (with the lowest average wind speed) are July and August (12.1km/h).

Average humidity in December
Rydbo, Sweden
  • Average humidity in December: 88%

The months with the highest relative humidity are January, February and December (88%).
The month with the lowest relative humidity is May (71%).

Average rainfall in December
Rydbo, Sweden
  • Average rainfall in December: 18mm

The wettest month (with the highest rainfall) is July (29mm).
The driest month (with the least rainfall) is April (8mm).

Average rainfall days in December
Rydbo, Sweden
  • Average rainfall days in December: 7.9 days

The month with the highest number of rainy days is August (13.3 days).
The month with the least rainy days is February (3.9 days).

Average snowfall in December
Rydbo, Sweden
  • Average snowfall in December: 33mm

The month with the highest snowfall is February (50mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Rydbo, Sweden
  • Average snowfall days in December: 8.1 days

The months with the highest number of snowfall days are January and February (10.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Rydbo, Sweden
  • Average daylight in December: 6h and 1min

The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 12min).

  • Average sunshine in December: 2h and 2min

The month with the most sunshine is June (Average sunshine: 11h and 42min).
The month with the least sunshine is December (Average sunshine: 2h and 18min).

Average sunshine days in December
Rydbo, Sweden
  • Average sunshine days in December: 15.3 days

The month with the most sunshine days is April (17.5 days).
The month with the least sunshine days is February (14.8 days).

Average UV index in December
Rydbo, Sweden
  • 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 and February (UV index 1).

Average cloud cover in December
Rydbo, Sweden
  • Average cloud cover in December: 67

The month with the most cloud cover is February (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 39).

Average visibility in December
Rydbo, Sweden
  • Average visibility in December: 9km

The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).

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