December weather forecast and climate
Timrå, Sweden

December, the first month of the winter, in Timrå, is also a subzero cold month, with average temperature fluctuating between -4.5°C (23.9°F) and -1.3°C (29.7°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 Timrå, Sweden, in December, the average low-temperature is -4.5°C (23.9°F).

Humidity

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

Rainfall

In Timrå, Sweden, in December, during 7.3 rainfall days, 41mm (1.61") of precipitation is typically accumulated. Throughout the year, there are 117.2 rainfall days, and 384mm (15.12") of precipitation is accumulated.

Snowfall

January through May, October through December are months with snowfall in Timrå. In Timrå, Sweden, snow falls for 12.7 days, with typically accumulated 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 Timrå, 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

With an average of 5.2h of daylight, December has the shortest days of the year.

Sunshine

December has the least sunshine of the year in Timrå, Sweden, with an average of 1.7h of sunshine.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index in Timrå. A UV Index reading of 2, and below, represents a minimal health vulnerability from the exposure to the Sun's UV rays for the average person.
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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.

What is the temperature in December in Timrå?

In December, 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 Timrå?

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

How much does it rain in Timrå in December?

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

How much does it snow in Timrå in December?

In Timrå, Sweden, during December, snow falls for 12.7 days and regularly aggregates up to 197mm (7.76") of snow.

What is the sea temperature in December in Timrå?

In Timrå, the average seawater temperature in December is 2.9°C (37.2°F). 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.

What is the month with the shortest days in Timrå?

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

How many hours of daylight does Timrå have in December?

The average length of the day in December is 5.2h.

What is the month with the least sunshine in Timrå?

December has the least sunshine of the year, with an average of 1.7h of sunshine.

How many hours of sunshine does Timrå have in December?

The average sunshine in December is 1.7h.

When is the lowest UV index in Timrå?

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

What is the UV index reading in December in Timrå?

In Timrå, the average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV rays.
Average temperature in December - Timrå, 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 - Timrå, 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 - Timrå, 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 - Timrå, 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 - Timrå, 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 - Timrå, 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 - Timrå, 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 - Timrå, 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 - Timrå, 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 - Timrå, 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 - Timrå, 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 - Timrå, 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 - Timrå, 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 - Timrå, 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).