December weather forecast and climate
Trollhättan, Sweden

Weather in December

December, the first month of the winter, in Trollhättan, is also a wintry month, with average temperature ranging between max 2.3°C (36.1°F) and min -1.3°C (29.7°F).

Temperature

In Trollhättan, the average high-temperature marginally drops, from 5.5°C (41.9°F) in November, to a still wintry 2.3°C (36.1°F). In Trollhättan, the average low-temperature is -1.3°C (29.7°F).

Humidity

Months with the highest humidity in Trollhättan, Sweden, are January, February, November and December, with an average relative humidity of 88%.

Rainfall

In Trollhättan, during December, the rain falls for 13.9 days and regularly aggregates up to 42mm (1.65") of precipitation. In Trollhättan, during the entire year, the rain falls for 170 days and collects up to 502mm (19.76") of precipitation.

Snowfall

Months with snowfall in Trollhättan, Sweden, are January through May, October through December. In Trollhättan, during December, snow falls for 8 days and regularly aggregates up to 59mm (2.32") of snow. In Trollhättan, during the entire year, snow falls for 41.6 days, and aggregates up to 307mm (12.09") of snow.

Daylight

The month with the shortest days in Trollhättan, Sweden, is December, with an average of 6.5h of daylight.

Sunshine

The average sunshine in December is 3.6h.

UV index

In December, the average daily maximum UV index in Trollhättan is 2. A UV Index of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 2 interpret into the following advice:
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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in Trollhättan?

The average high-temperature, in December, is 2.3°C (36.1°F), while the average low-temperature is -1.3°C (29.7°F).

What are the most humid months in Trollhättan?

Months with the highest humidity in Trollhättan are January, February, November and December, with an average relative humidity of 88%.

What is the average humidity in December in Trollhättan?

In Trollhättan, the average relative humidity in December is 88%.

How much does it rain in Trollhättan in December?

In December, in Trollhättan, Sweden, the rain falls for 13.9 days. Throughout December, 42mm (1.65") of precipitation is accumulated.

How many days does it snow in December in Trollhättan?

In December, it is snowing for 8 days. Throughout December, 59mm (2.32") of snow is accumulated.

What is the month with the shortest days in Trollhättan?

The month with the shortest days is December, with an average of 6.5h of daylight.

How many hours of daylight does Trollhättan have in December?

The average length of the day in December in Trollhättan, Sweden, is 6.5h.

How many hours of sunshine does Trollhättan have in December?

The average sunshine in December in Trollhättan, Sweden, is 3.6h.

What is the UV index reading in December in Trollhättan?

The average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health threat from the exposure to the Sun's UV rays.

Average temperature in December
Trollhättan, Sweden

Average temperature in December - Trollhättan, Sweden
  • Average high temperature in December: 2.3°C

The warmest month (with the highest average high temperature) is July (20.8°C).
The month with the lowest average high temperature is January (0.6°C).

  • Average low temperature in December: -1.3°C

The month with the highest average low temperature is July (12.4°C).
The coldest month (with the lowest average low temperature) is February (-2.9°C).

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Average pressure in December
Trollhättan, Sweden

Average pressure in December - Trollhättan, Sweden
  • Average pressure in December: 1008.4mbar

Months with the highest atmospheric pressure are April and May (1014.4mbar).
The month with the lowest atmospheric pressure is December (1008.4mbar).

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Average wind speed in December
Trollhättan, Sweden

Average wind speed in December - Trollhättan, Sweden
  • Average wind speed in December: 14.9km/h

The windiest month (with the highest average wind speed) is December (14.9km/h).
The calmest months (with the lowest average wind speed) are June and July (12km/h).

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Average humidity in December
Trollhättan, Sweden

Average humidity in December - Trollhättan, Sweden
  • Average humidity in December: 88%

Months with the highest relative humidity are January, February, November and December (88%).
The month with the lowest relative humidity is May (71%).

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Average rainfall in December
Trollhättan, Sweden

Average rainfall in December - Trollhättan, Sweden
  • Average rainfall in December: 42mm

The wettest month (with the highest rainfall) is August (55mm).
The driest month (with the least rainfall) is April (22mm).

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Average rainfall days in December
Trollhättan, Sweden

Average rainfall days in December - Trollhättan, Sweden
  • Average rainfall days in December: 13.9 days

The month with the highest number of rainy days is August (18.9 days).
The month with the least rainy days is February (9.3 days).

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Average snowfall in December
Trollhättan, Sweden

Average snowfall in December - Trollhättan, Sweden
  • Average snowfall in December: 59mm

The month with the highest snowfall is January (80mm).
Months with the least snowfall are June, July, August and September (0mm).

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Average snowfall days in December
Trollhättan, Sweden

Average snowfall days in December - Trollhättan, Sweden
  • Average snowfall days in December: 8 days

The month with the highest number of snowfall days is January (11.1 days).
Months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Trollhättan, Sweden
  • Average daylight in December: 6.5h

The month with the longest days is June (Average daylight: 18.2h).
The month with the shortest days is December (Average daylight: 6.5h).

  • Average sunshine in December: 3.6h

The month with the most sunshine is June (Average sunshine: 10.8h).
The month with the least sunshine is February (Average sunshine: 3.2h).

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Average sunshine days in December
Trollhättan, Sweden

Average sunshine days in December - Trollhättan, Sweden
  • Average sunshine days in December: 9.5 days

The month with the most sunshine days is April (15.6 days).
The month with the least sunshine days is December (9.5 days).

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Average UV index in December
Trollhättan, Sweden

Average UV index in December - Trollhättan, Sweden
  • Average UV index in December: 2

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

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Average cloud cover in December
Trollhättan, Sweden

Average cloud cover in December - Trollhättan, Sweden
  • Average cloud cover in December: 65

The month with the most cloud cover is February (Cloud cover 67).
The month with the least cloud cover is July (Cloud cover 41).

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Average visibility in December
Trollhättan, Sweden

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

Months with the highest visibility are April, May, June, July, August, September and October (9km).
Months with the lowest visibility are January, February, March, November and December (8km).

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