December weather forecast and climate
Sundsbruk, Sweden

December, the first month of the winter, in Sundsbruk, is still a freezing cold month, with temperature in the range of an average high of -1.3°C (29.7°F) and an average low of -4.5°C (23.9°F).

Temperature

In December, the average high-temperature marginally drops, from a wintry 2°C (35.6°F) in November, to a subzero cold -1.3°C (29.7°F). In December, in Sundsbruk, the average low-temperature is -4.5°C (23.9°F).

Humidity

The average relative humidity in December is 87%.

Rainfall

In Sundsbruk, in December, it is raining for 7.3 days, with typically 41mm (1.61") of accumulated precipitation. In Sundsbruk, during the entire year, the rain falls for 117.2 days and collects up to 384mm (15.12") of precipitation.

Snowfall

Months with snowfall are January through May, October through December. In Sundsbruk, during December, snow falls for 12.7 days and regularly aggregates up to 197mm (7.76") of snow. Throughout the year, there are 70.7 snowfall days, and 908mm (35.75") of snow is accumulated.

Sea temperature

In Sundsbruk, Sweden, the average water temperature is 2.9°C (37.2°F).
Note: For swimming, this is considered life-threatening and very dangerous. The water feels painfully cold, and hyperventilation quickly occurs. A specialized swimsuit is mandatory to reduce thermal damage.

Daylight

The month with the shortest days is December, with an average of 5.2h of daylight.

Sunshine

With an average of 1.7h of sunshine, December has the least sunshine of the year in Sundsbruk.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Sundsbruk. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to the UV radiation for average individuals.
Note: In December, the average maximum UV index of 1 translate 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. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.

What is the temperature in December in Sundsbruk?

In December, in Sundsbruk, the average high-temperature is -1.3°C (29.7°F), and the average low-temperature is -4.5°C (23.9°F).

What is the average humidity in December in Sundsbruk?

In December, the average relative humidity in Sundsbruk, Sweden, is 87%.

How much does it rain in Sundsbruk in December?

In Sundsbruk, Sweden, in December, it is raining for 7.3 days, with typically 41mm (1.61") of accumulated precipitation.

How much does it snow in Sundsbruk in December?

In Sundsbruk, Sweden, in December, snow falls for 12.7 days, with typically accumulated 197mm (7.76") of snow.

What is the sea temperature in December in Sundsbruk?

In December, the average sea temperature in Sundsbruk is 2.9°C (37.2°F). For swimming, this is considered very dangerous and immediately life-threatening. Total loss of breathing control instantly occurs, and clear thinking becomes almost impossible. A specialized swimsuit is obligatory to minimize thermal loss.

What is the month with the shortest days in Sundsbruk?

The month with the shortest days in Sundsbruk is December, with an average of 5.2h of daylight.

How many hours of daylight does Sundsbruk have in December?

In Sundsbruk, the average length of the day in December is 5.2h.

What is the month with the least sunshine in Sundsbruk?

With an average of 1.7h of sunshine, December has the least sunshine of the year in Sundsbruk.

How long on average sun shines in December in Sundsbruk?

The average sunshine in December in Sundsbruk, Sweden, is 1.7h.

What is the month with the lowest UV index in Sundsbruk?

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Sundsbruk, Sweden.

What is the UV index intensity in December in Sundsbruk?

In December, the average daily maximum UV index is 1. A UV Index estimate of 2, and below, represents a low health threat from the exposure to the Sun's UV radiation.
Average temperature in December - Sundsbruk, Sweden
  • Average high temperature in December: -1.3°C

The warmest month (with the highest average high temperature) is July (20.3°C).
The month with the lowest average high temperature is January (-3°C).

  • Average low temperature in December: -4.5°C

The month with the highest average low temperature is July (11.4°C).
The coldest month (with the lowest average low temperature) is February (-6.9°C).

Average pressure in December - Sundsbruk, Sweden
  • Average pressure in December: 1005.9mbar

The month with the highest atmospheric pressure is May (1014.3mbar).
The month with the lowest atmospheric pressure is December (1005.9mbar).

Average wind speed in December - Sundsbruk, Sweden
  • Average wind speed in December: 11.8km/h

The windiest month (with the highest average wind speed) is January (11.9km/h).
The calmest month (with the lowest average wind speed) is August (9.5km/h).

Average humidity in December - Sundsbruk, Sweden
  • Average humidity in December: 87%

The month with the highest relative humidity is February (91%).
The month with the lowest relative humidity is June (66%).

Average rainfall in December - Sundsbruk, Sweden
  • Average rainfall in December: 41mm

The wettest month (with the highest rainfall) is July (45mm).
The driest month (with the least rainfall) is April (19mm).

Average rainfall days in December - Sundsbruk, Sweden
  • Average rainfall days in December: 7.3 days

The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is February (4.2 days).

Average snowfall in December - Sundsbruk, Sweden
  • Average snowfall in December: 197mm

The month with the highest snowfall is January (217mm).
Months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December - Sundsbruk, Sweden
  • Average snowfall days in December: 12.7 days

The month with the highest number of snowfall days is January (15.2 days).
Months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in December - Sundsbruk, Sweden
  • Average sea temperature in December: 2.9°C

The best month for swimming (with the highest average sea temperature) is August (17.2°C).
The coldest month (with the lowest average sea temperature) is February (0.2°C).

Average daylight in December / Average sunshine in December - Sundsbruk, Sweden
  • Average daylight in December: 5.2h

The month with the longest days is June (Average daylight: 19.8h).
The month with the shortest days is December (Average daylight: 5.2h).

  • Average sunshine in December: 1.7h

The month with the most sunshine is June (Average sunshine: 12.3h).
The month with the least sunshine is December (Average sunshine: 1.7h).

Average sunshine days in December - Sundsbruk, Sweden
  • Average sunshine days in December: 13.3 days

The month with the most sunshine days is October (17.6 days).
The month with the least sunshine days is February (12.5 days).

Average UV index in December - Sundsbruk, Sweden
  • Average UV index in December: 1

Months with the highest UV index are June and July (UV index 5).
Months with the lowest UV index are January, February, November and December (UV index 1).

Average cloud cover in December - Sundsbruk, Sweden
  • Average cloud cover in December: 61

The month with the most cloud cover is February (Cloud cover 64).
The month with the least cloud cover is July (Cloud cover 42).

Average visibility in December - Sundsbruk, Sweden
  • Average visibility in December: 8km

Months with the highest visibility are April, May, June, July, August and October (9km).
Months with the lowest visibility are January, February and March (7km).