December weather forecast
Kallax, Sweden

December

Weather in December

The first month of the winter, December, is also a subzero cold month in Kallax, Sweden, with an average temperature fluctuating between -2.1°C (28.2°F) and -5.7°C (21.7°F).

Temperature

The arrival of December signals a subtle shift in temperature, down from a wintry 1.5°C (34.7°F) in November to a subzero cold -2.1°C (28.2°F). Kallax's nights in December maintain a consistent average of -5.7°C (21.7°F), demonstrating a minimal differential from its daytime temperature.

Humidity

In December, the average relative humidity is 89%.

Rainfall

December is the month with the most rainfall in Kallax. Rain falls for 6.3 days and accumulates 46mm (1.81") of precipitation.

Snowfall

Months with snowfall in Kallax are January through May, October through December. December is the month with the most snowfall. Snow falls for 15 days and accumulates 178mm (7.01") of snow.

Daylight

The month with the shortest days is December, with an average of 3h and 30min of daylight.
On the first day of December, sunrise is at 09:11 and sunset at 13:30. On the last day of the month, sunrise is at 09:49 and sunset at 13:20 CET.

Sunshine

The month with the least sunshine is December, with an average of 1.3h of sunshine.

UV index

January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum daily UV index of 1 in December converts into the following recommendations:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation. Foresee this! The reflection from snow can nearly double the intensity of UV radiation from the Sun.

Frequently asked questions

How cold is December in Kallax?
December temperatures vary between a high-temperature of -2.1°C (28.2°F) and a low-temperature of -5.7°C (21.7°F).
What is the average humidity in December in Kallax?
The average relative humidity in December is 89%.
What is the wettest month in Kallax?
December is the month with the most rainfall. Rain falls for 6.3 days and accumulates 46mm (1.81") of precipitation.
How much does it rain in Kallax in December?
In Kallax, Sweden, in December, during 6.3 rainfall days, 46mm (1.81") of precipitation is typically accumulated.
When does it snow the most in Kallax?
The month with the most snowfall in Kallax is December, when snow falls for 15 days and typically aggregates up to 178mm (7.01") of snow.
How many days does it snow in December in Kallax?
In Kallax, Sweden, in December, during 15 snowfall days, 178mm (7.01") of snow is typically accumulated.
What is the month with the shortest days in Kallax?
With an average of 3h and 30min of daylight, December has the shortest days of the year in Kallax, Sweden.
How many hours of daylight does Kallax have in December?
In December, the average day length in Kallax, Sweden, is 3h and 32min.
When is the sunrise / sunset in December in Kallax?
On the first day of December in Kallax, Sweden, sunrise is at 09:11 and sunset at 13:30. On the last day of the month, sunrise is at 09:49 and sunset at 13:20 CET.
What is the month with the least sunshine in Kallax?
With an average of 1.3h of sunshine, December has the least sunshine of the year in Kallax.
How many hours of sunshine does Kallax have in December?
The average sunshine duration in December in Kallax is 1.3h.
What are the months with the lowest UV index in Kallax?
January through March, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Kallax.
What is the UV index reading in December in Kallax?
In Kallax, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a low health risk from exposure to Sun's UV rays.
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
Kallax, Sweden
  • Average high temperature in December: -2.1°C

The warmest month (with the highest average high temperature) is July (17.3°C).
The month with the lowest average high temperature is January (-5.7°C).

  • Average low temperature in December: -5.7°C

The month with the highest average low temperature is July (13°C).
The coldest month (with the lowest average low temperature) is February (-10.6°C).

Average pressure in December
Kallax, Sweden
  • Average pressure in December: 1004.8mbar

The month with the highest atmospheric pressure is May (1014mbar).
The month with the lowest atmospheric pressure is December (1004.8mbar).

Average wind speed in December
Kallax, Sweden
  • Average wind speed in December: 17.3km/h

The windiest month (with the highest average wind speed) is December (17.3km/h).
The calmest month (with the lowest average wind speed) is April (13km/h).

Average humidity in December
Kallax, Sweden
  • Average humidity in December: 89%

The month with the highest relative humidity is February (93%).
The month with the lowest relative humidity is June (70%).

Average rainfall in December
Kallax, Sweden
  • Average rainfall in December: 46mm

The wettest month (with the highest rainfall) is December (46mm).
The driest month (with the least rainfall) is April (25mm).

Average rainfall days in December
Kallax, Sweden
  • Average rainfall days in December: 6.3 days

The month with the highest number of rainy days is August (13.9 days).
The month with the least rainy days is February (3.1 days).

Average snowfall in December
Kallax, Sweden
  • Average snowfall in December: 178mm

The month with the highest snowfall is December (178mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Kallax, Sweden
  • Average snowfall days in December: 15 days

The month with the highest number of snowfall days is January (16.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Kallax, Sweden
  • Average daylight in December: 3h and 3min

The month with the longest days is June (Average daylight: 22h and 24min).
The month with the shortest days is December (Average daylight: 3h and 30min).

  • Average sunshine in December: 1h and 2min

The month with the most sunshine is July (Average sunshine: 12h and 48min).
The month with the least sunshine is December (Average sunshine: 1h and 18min).

Average sunshine days in December
Kallax, Sweden
  • Average sunshine days in December: 11.6 days

The months with the most sunshine days are June and October (16.5 days).
The month with the least sunshine days is December (11.6 days).

Average UV index in December
Kallax, Sweden
  • Average UV index in December: 1

The month with the highest UV index is July (UV index 5).
The months with the lowest UV index are January, February, March, November and December (UV index 1).

Average cloud cover in December
Kallax, Sweden
  • Average cloud cover in December: 66

The month with the most cloud cover is January (Cloud cover 68).
The months with the least cloud cover are July and August (Cloud cover 40).

Average visibility in December
Kallax, Sweden
  • Average visibility in December: 8km

The months with the highest visibility are June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March and April (7km).

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