December weather forecast
Strömma, Sweden

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Weather in December

The first month of the winter, December, is still a cold month in Strömma, Sweden, with an average temperature fluctuating between -0.4°C (31.3°F) and 2.3°C (36.1°F).

Temperature

The transition into December involves a small decrease in the average high-temperature, dipping slightly from 5.7°C (42.3°F) in November to a still cold 2.3°C (36.1°F). A modest nighttime temperature average of -0.4°C (31.3°F) characterizes December in Strömma.

Humidity

January, February, November and December, with an average relative humidity of 85%, are the most humid months.

Rainfall

In Strömma, in December, it is raining for 9.1 days, with typically 23mm (0.91") of accumulated precipitation. In Strömma, during the entire year, the rain falls for 125.3 days and collects up to 261mm (10.28") of precipitation.

Snowfall

January through May, October through December are months with snowfall. The month with the most snowfall in Strömma is December, when snow falls for 8.8 days and typically aggregates up to 41mm (1.61") of snow.

Daylight

December has the shortest days of the year, with an average of 6h and 18min of daylight.
On the first day of the month, sunrise is at 08:15 and sunset at 14:54. On the last day of December, in Strömma, Sweden, sunrise is at 08:41 and sunset at 14:56 CET.

Sunshine

December has the least sunshine of the year in Strömma, with an average of 2.5h of sunshine.

UV index

In Strömma, Sweden, the average daily maximum UV index in December is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In December, the maximum UV index of 2 transforms into these recommendations:
Although the majority can endure up to an hour in the sun without burns, children always require sun protection. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. Always opt for UVA and UVB-resistant sunglasses on radiant days. Be informed! The Sun's UV radiation can be nearly doubled due to the reflection from snow.
Updated: Feb 2, 2024 | Published by: Weather Atlas | About Us / Weather Forecasting / Data Sources

Frequently asked questions

How cold is it in Strömma in December?

During December, Strömma experiences an average high-temperature of 2.3°C (36.1°F) and a low-temperature of -0.4°C (31.3°F).

What is the most humid month in Strömma?

The months with the highest humidity in Strömma are January, February, November and December, with an average relative humidity of 85%.

What is the average humidity in December in Strömma?

In December, the average relative humidity in Strömma is 85%.

How much does it rain in Strömma in December?

In Strömma, Sweden, in December, during 9.1 rainfall days, 23mm (0.91") of precipitation is typically accumulated.

What is the snowiest month in Strömma?

The month with the most snowfall in Strömma, Sweden, is December, when snow falls for 8.8 days and typically aggregates up to 41mm (1.61") of snow.

How much does it snow in Strömma in December?

In Strömma, Sweden, in December, snow falls for 8.8 days, with typically accumulated 41mm (1.61") of snow.

What is the month with the shortest days in Strömma?

The month with the shortest days is December, with an average of 6h and 18min of daylight.

How many hours of daylight does Strömma have in December?

In December, the average day length is 6h and 15min.

When is the sunrise / sunset in December in Strömma?

In December, on the first day of the month, sunrise is at 08:15 and sunset at 14:54. On the last day of the month, sunrise is at 08:41 and sunset at 14:56 CET.

What is the month with the least sunshine in Strömma?

December has the least sunshine of the year in Strömma, Sweden, with an average of 2.5h of sunshine.

How long on average sun shines in December in Strömma?

In December, the average sunshine duration in Strömma is 2.5h.

What is the UV index reading in December in Strömma?

The average daily maximum UV index in December in Strömma, Sweden, is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Strömma, Sweden

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

The warmest month (with the highest average high temperature) is July (18.9°C).
The months with the lowest average high temperature are January and February (0.4°C).

  • Average low temperature in December: -0.4°C

The month with the highest average low temperature is August (14.8°C).
The coldest month (with the lowest average low temperature) is January (-2.2°C).

Average pressure in December
Strömma, Sweden

Average pressure in December - Strömma, Sweden
  • Average pressure in December: 1007.8mbar

The month with the highest atmospheric pressure is May (1014.9mbar).
The month with the lowest atmospheric pressure is December (1007.8mbar).

Average wind speed in December
Strömma, Sweden

Average wind speed in December - Strömma, Sweden
  • Average wind speed in December: 24.7km/h

The windiest month (with the highest average wind speed) is December (24.7km/h).
The calmest month (with the lowest average wind speed) is July (15.8km/h).

Average humidity in December
Strömma, Sweden

Average humidity in December - Strömma, Sweden
  • Average humidity in December: 85%

The months with the highest relative humidity are January, February, November and December (85%).
The months with the lowest relative humidity are April, May and June (77%).

Average rainfall in December
Strömma, Sweden

Average rainfall in December - Strömma, Sweden
  • Average rainfall in December: 23mm

The wettest month (with the highest rainfall) is July (35mm).
The driest month (with the least rainfall) is April (10mm).

Average rainfall days in December
Strömma, Sweden

Average rainfall days in December - Strömma, Sweden
  • Average rainfall days in December: 9.1 days

The month with the highest number of rainy days is August (13.9 days).
The month with the least rainy days is February (5.4 days).

Average snowfall in December
Strömma, Sweden

Average snowfall in December - Strömma, Sweden
  • Average snowfall in December: 41mm

The month with the highest snowfall is December (41mm).
The months with the least snowfall are June, July, August and September (0mm).

Average snowfall days in December
Strömma, Sweden

Average snowfall days in December - Strömma, Sweden
  • Average snowfall days in December: 8.8 days

The month with the highest number of snowfall days is January (11 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in December / Average sunshine in December - Strömma, Sweden
  • Average daylight in December: 6h and 2min

The month with the longest days is June (Average daylight: 18h and 30min).
The month with the shortest days is December (Average daylight: 6h and 18min).

  • Average sunshine in December: 2h and 3min

The month with the most sunshine is June (Average sunshine: 12h and 36min).
The month with the least sunshine is December (Average sunshine: 2h and 30min).

Average sunshine days in December
Strömma, Sweden

Average sunshine days in December - Strömma, Sweden
  • Average sunshine days in December: 11.7 days

The month with the most sunshine days is May (17.9 days).
The month with the least sunshine days is December (11.7 days).

Average UV index in December
Strömma, Sweden

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

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

Average cloud cover in December
Strömma, Sweden

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

The months with the most cloud cover are January and February (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in December
Strömma, Sweden

Average visibility in December - Strömma, Sweden
  • Average visibility in December: 9km

The months with the highest visibility are April, May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, November and December (9km).

Strömma, Sweden

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