December weather forecastHorn, Sweden

December weather for Horn, Sweden: The month with the shortest days in Horn, Sweden, is December, with an average of 6h and 36min of daylight. In Horn, Sweden, during December, snow falls for 12.3 days and regularly aggregates up to 132mm (5.2") of snow.

December

Weather in December

December, the first month of the winter in Horn, is also a wintry month, with an average temperature ranging between max 1.4°C (34.5°F) and min -2.1°C (28.2°F).

Temperature

Horn experiences a moderate temperature shift at the start of December, with average high-temperatures adjusting a bit from an icy 4.9°C (40.8°F) in November to a still wintry 1.4°C (34.5°F). In Horn, December nights experience a modest descent in temperature from daily peaks, cooling down to an average of -2.1°C (28.2°F).

Humidity

In Horn, the average relative humidity in December is 90%.

Rainfall

In Horn, in December, it is raining for 9.1 days, with typically 33mm (1.3") of accumulated precipitation. Throughout the year, there are 144.3 rainfall days, and 407mm (16.02") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall. In Horn, in December, during 12.3 snowfall days, 132mm (5.2") of snow is typically accumulated. Throughout the year, in Horn, there are 61.6 snowfall days, and 604mm (23.78") of snow is accumulated.

Daylight

December has the shortest days of the year in Horn, with an average of 6h and 36min of daylight.
On the first day of December, sunrise is at 08:16 and sunset at 15:15. On the last day of the month, sunrise is at 08:41 and sunset at 15:18 CET.

Sunshine

February and December, with an average of 2.9h of sunshine, are months with the least sunshine in Horn, Sweden.

UV index

In Horn, the average daily maximum UV index in December is 2. A UV Index of 2, and less, symbolizes a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: A daily maximum UV index of 2 in December translates into the following instructions:
Most people face no serious problems with extended sun exposure, but those with fair skin, infants, and children always need protection. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Always opt for UVA and UVB-resistant sunglasses on radiant days. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

Frequently asked questions

The average high-temperature, in December, in Horn, is 1.4°C (34.5°F), while the average low-temperature is -2.1°C (28.2°F).

In December, the average relative humidity is 90%.

In December, in Horn, Sweden, the rain falls for 9.1 days. Throughout December, 33mm (1.3") of precipitation is accumulated.

In Horn, Sweden, during December, snow falls for 12.3 days and regularly aggregates up to 132mm (5.2") of snow.

The month with the shortest days in Horn, Sweden, is December, with an average of 6h and 36min of daylight.

In Horn, the average day length in December is 6h and 38min.

On the first day of December in Horn, Sweden, sunrise is at 08:16 and sunset at 15:15. On the last day of the month, sunrise is at 08:41 and sunset at 15:18 CET.

The months with the least sunshine in Horn, Sweden, are February and December, with an average of 2.9h of sunshine.

The average sunshine duration in December in Horn, Sweden, is 2.9h.

In Horn, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents 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
Horn, Sweden

  • Average high temperature in December: 1.4°C

The warmest month (with the highest average high temperature) is July (22.1°C).
The month with the lowest average high temperature is January (-0.1°C).

  • Average low temperature in December: -2.1°C

The month with the highest average low temperature is July (12.1°C).
The coldest month (with the lowest average low temperature) is February (-3.8°C).

Average pressure in December
Horn, Sweden

  • Average pressure in December: 1009.1mbar

The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1009.1mbar).

Average wind speed in December
Horn, Sweden

  • Average wind speed in December: 13.7km/h

The windiest month (with the highest average wind speed) is December (13.7km/h).
The calmest month (with the lowest average wind speed) is August (11.2km/h).

Average humidity in December
Horn, Sweden

  • Average humidity in December: 90%

The months with the highest relative humidity are January and February (91%).
The month with the lowest relative humidity is May (69%).

Average rainfall in December
Horn, Sweden

  • Average rainfall in December: 33mm

The wettest month (with the highest rainfall) is July (52mm).
The driest month (with the least rainfall) is April (16mm).

Average rainfall days in December
Horn, Sweden

  • Average rainfall days in December: 9.1 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is February (5.3 days).

Average snowfall in December
Horn, Sweden

  • Average snowfall in December: 132mm

The month with the highest snowfall is February (151mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Horn, Sweden

  • Average snowfall days in December: 12.3 days

The month with the highest number of snowfall days is January (15.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in December /
Average sunshine in December
Horn, Sweden

  • Average daylight in December: 6h and 36min

The month with the longest days is June (Average daylight: 18h and 0min).
The month with the shortest days is December (Average daylight: 6h and 36min).

  • Average sunshine in December: 2h and 54min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The months with the least sunshine are February and December (Average sunshine: 2h and 54min).

Average sunshine days in December
Horn, Sweden

  • Average sunshine days in December: 11.5 days

The month with the most sunshine days is September (16.1 days).
The month with the least sunshine days is February (10.8 days).

Average UV index in December
Horn, Sweden

  • Average UV index in December: 2

The month with the highest UV index is July (UV index 5).
The month with the lowest UV index is January (UV index 1).

Average cloud cover in December
Horn, Sweden

  • Average cloud cover in December: 71

The month with the most cloud cover is February (Cloud cover 72).
The months with the least cloud cover are June and August (Cloud cover 45).

Average visibility in December
Horn, Sweden

  • Average visibility in December: 8km

The months with the highest visibility are April, May, June, July and August (9km).
The months with the lowest visibility are January, February and November (7km).