December weather forecast
Örnsköldsvik, Sweden

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December

Weather in December

Örnsköldsvik, Sweden, in December, sees the full swing of winter. The already low temperatures drop further with the mercury hitting an average high of -1.2°C (29.8°F), down from November's 1.8°C (35.2°F). The city is often painted white with frequent snowfall, creating a winter wonderland. The daylight hours continue to shrink, culminating on the winter solstice, hence the days are generally short and nights long. Notwithstanding the harsh weather, December brings along the joy and warmth of holiday season, filling Örnsköldsvik with a distinctive charm.

Temperature

With the onset of December, the average high-temperature in Örnsköldsvik subtly recedes from November's cold 1.8°C (35.2°F) to a subzero cold -1.2°C (29.8°F). Örnsköldsvik marks an average drop to -4.5°C (23.9°F) during nighttime in December, following the high of the day.

Humidity

In December, the average relative humidity is 89%.

Rainfall

The month with the most rainfall is December, when the rain falls for 7.5 days and typically aggregates up to 43mm (1.69") of precipitation.

Snowfall

January through May, October through December are months with snowfall. In December, it is snowing for 16.3 days. Throughout December, 178mm (7.01") of snow is accumulated. In Örnsköldsvik, during the entire year, snow falls for 85.1 days and aggregates up to 868mm (34.17") of snow.

Sea temperature

In December, the average sea temperature is 3.5°C (38.3°F).
Note: In the realm of swimming, this state is extremely cold, treacherous, and life-threatening. Without properly insulated waterproof clothing, hypothermia develops almost immediately.

Daylight

With an average of 4h and 48min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 08:53 and sunset at 14:15. On the last day of the month, sunrise is at 09:24 and sunset at 14:12 CET.

Sunshine

With an average of 1.5h of sunshine, December has the least sunshine of the year.

UV index

January, February, November and December, with an average maximum UV index of 1, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to Sun's UV rays for the average person.
Note: An average UV index of 1 in December transforms into this advice:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Aug 25, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How cold is December in Örnsköldsvik?
In Örnsköldsvik, -1.2°C (29.8°F) is the average high-temperature and -4.5°C (23.9°F) is the average low-temperature during December.
What is the average humidity in December?
In Örnsköldsvik, the average relative humidity in December is 89%.
What is the rainiest month?
The month with the most rainfall is December, when the rain falls for 7.5 days and typically aggregates up to 43mm (1.69") of precipitation.
How much does it rain in December?
In Örnsköldsvik, in December, during 7.5 rainfall days, 43mm (1.69") of precipitation is typically accumulated.
How many days does it snow in December in Örnsköldsvik?
In Örnsköldsvik, in December, snow falls for 16.3 days, with typically accumulated 178mm (7.01") of snow.
How cold is the water in December?
In Örnsköldsvik, in December, the average water temperature is 3.5°C (38.3°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?
With an average of 4h and 48min of daylight, December has the shortest days of the year.
How many hours of daylight does Örnsköldsvik have in December?
In Örnsköldsvik, Sweden, the average day length in December is 4h and 49min.
What time are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 08:53 and sunset at 14:15. On the last day of the month, sunrise is at 09:24 and sunset at 14:12 CET.
What is the month with the least sunshine?
With an average of 1.5h of sunshine, December has the least sunshine of the year.
How long on average sun shines in December?
The average sunshine duration in December is 1.5h.
When is the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 1.
What is the UV index intensity in December in Örnsköldsvik?
In Örnsköldsvik, the average daily maximum UV index in December is 1. A UV Index value of 2, and less, symbolizes a minimal hazard to health from unsafe exposure to Sun's UV rays.
Today
Tomorrow
Long-term
YearJFMAMJJASONDecember
Nov
December
Jan
Average high temperature
1.8°C
-1.2°C
-3.5°C
Average low temperature
-0.8°C
-4.5°C
-7.1°C
Average pressure
1009.6mbar
1005.5mbar
1009.7mbar
Average wind speed
13.9km/h
15.1km/h
14.8km/h
Average max. wind speed
14.7km/h
16.2km/h
15.9km/h
Average wind speed gusts
22.6km/h
25km/h
24.5km/h
Average humidity
87%
89%
90%
Average rainfall
29mm
43mm
31mm
Average rainfall days
9.3
7.5
5.2
Average snowfall
69mm
178mm
191mm
Average snowfall days
9.3
16.3
17.1
Average sea temperature
5.7°C
3.5°C
0.9°C
Average daylight
6h 5min
4h 5min
5h 5min
Average sunshine
3h 0min
1h 3min
2h 1min
Average sunshine days
12.5
9.7
11.6
Average UV index
1
1
1
Average cloud cover
61%
63%
66%
Average visibility
8km
8km
8km
Average temperature in December
Örnsköldsvik, Sweden
  • Average high temperature in December: -1.2°C

The warmest month (with the highest average high temperature) is July (19.3°C).
The month with the lowest average high temperature is January (-3.5°C).

  • Average low temperature in December: -4.5°C

The month with the highest average low temperature is July (11.7°C).
The coldest month (with the lowest average low temperature) is February (-7.5°C).

Average pressure in December
Örnsköldsvik, Sweden
  • Average pressure in December: 1005.5mbar

The month with the highest atmospheric pressure is May (1014.2mbar).
The month with the lowest atmospheric pressure is December (1005.5mbar).

Average wind speed in December
Örnsköldsvik, Sweden
  • Average wind speed in December: 15.1km/h

The windiest month (with the highest average wind speed) is December (15.1km/h).
The calmest month (with the lowest average wind speed) is August (11.4km/h).

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

The month with the highest relative humidity is February (92%).
The month with the lowest relative humidity is June (68%).

Average rainfall in December
Örnsköldsvik, Sweden
  • Average rainfall in December: 43mm

The wettest month (with the highest rainfall) is December (43mm).
The driest month (with the least rainfall) is April (22mm).

Average rainfall days in December
Örnsköldsvik, Sweden
  • Average rainfall days in December: 7.5 days

The month with the highest number of rainy days is August (15 days).
The month with the least rainy days is February (2.8 days).

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

The month with the highest snowfall is January (191mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Örnsköldsvik, Sweden
  • Average snowfall days in December: 16.3 days

The month with the highest number of snowfall days is January (17.1 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average sea temperature in December
Örnsköldsvik, Sweden
  • Average sea temperature in December: 3.5°C

The best month for swimming (with the highest average sea temperature) is August (17°C).
The coldest month (with the lowest average sea temperature) is March (0.1°C).

Average daylight in December /
Average sunshine in December
Örnsköldsvik, Sweden
  • Average daylight in December: 4h and 5min

The month with the longest days is June (Average daylight: 20h and 18min).
The month with the shortest days is December (Average daylight: 4h and 48min).

  • Average sunshine in December: 1h and 3min

The month with the most sunshine is July (Average sunshine: 12h and 36min).
The month with the least sunshine is December (Average sunshine: 1h and 30min).

Average sunshine days in December
Örnsköldsvik, Sweden
  • Average sunshine days in December: 9.7 days

The month with the most sunshine days is June (16.8 days).
The month with the least sunshine days is December (9.7 days).

Average UV index in December
Örnsköldsvik, 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, November and December (UV index 1).

Average cloud cover in December
Örnsköldsvik, Sweden
  • Average cloud cover in December: 63

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is July (Cloud cover 40).

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

The month with the highest visibility is June (10km).
The month with the lowest visibility is February (7km).

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