December Weather in Selja, Sweden

Last updated: August 27, 2025

In December, the average temperature in Selja, Sweden hovers around -3°C (26°F), with extremes ranging from a chilly -20°C (-4°F) to a milder 6°C (43°F). Expect 66 mm (2.6 in) of precipitation over 13 days and prepare for high humidity levels of 96%, creating a crisp and damp winter atmosphere.

December Temperature in Selja

In December in Selja, the average temperature is -3°C (26°F). Maximum temperatures can reach 6°C (43°F), while minimums can drop as low as -20°C (-4°F). Travelers should prepare for cold weather and dress in layers to stay warm during their visit.

December Weather in Selja: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Selja, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Selja, December typically has an average temperature of -3°C (26°F), with highs reaching up to 6°C (43°F) and lows dropping to around -20°C (-4°F).

Data source: Temperature data for Selja generated using information from the Copernicus Climate Change Service.

December Precipitation in Selja

In Selja in December, the total precipitation amount is 66 mm (2.6 in) spread over the course of 13 days.

December Precipitation Trends in Selja

The chart displays monthly precipitation patterns in Selja, with values for each month alongside December’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how December’s conditions compare to those of other months. In Selja, December typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 13 days.

Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

December Humidity in Selja

In Selja in December, humidity is 96%. With an average temperature of -3°C (26°F), this humidity feels like walking through a dense fog, where the cold air clings to your skin and makes every step feel heavier, turning your travel experience into a damp and challenging adventure.

December Average Humidity in Selja

This chart illustrates the average monthly humidity levels in Selja, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Selja is approximately 96%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Selja

In Selja in December, the maximum UV index is 1, which corresponds to a low Exposure Category. This means you have a time to burn of 45 minutes. For more details, you can check the Hourly UV Index in Selja.

Maximum UV Index Levels in Selja for December

The chart shows the monthly maximum UV Index (UVI) for Selja in December, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In December, the maximum UV index in Selja typically reaches 1, which falls under the low exposure category.

Data source: Selja December UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

Extreme (11+): Avoid the sun, stay in shade.
Very High (8-10): Limit sun exposure.
High (6-7): Use SPF 30+ and protective clothing.
Moderate (3-5): Midday shade recommended.
Low (0-2): No protection needed.

How December Weather in Selja Compares to Other Months

Weather in Selja varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Selja, focusing on differences in temperature, rainfall, humidity, and UV levels.

This table compares monthly weather conditions in Selja, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-4°C (25°F)	41 mm (1.6 inches)	97%	low
February Weather	-4°C (25°F)	39 mm (1.5 inches)	94%	low
March Weather	-1°C (30°F)	43 mm (1.7 inches)	91%	moderate
April Weather	3°C (38°F)	31 mm (1.2 inches)	85%	moderate
May Weather	9°C (48°F)	61 mm (2.4 inches)	77%	moderate
June Weather	15°C (59°F)	73 mm (2.9 inches)	76%	high
July Weather	16°C (61°F)	76 mm (3.0 inches)	74%	high
August Weather	15°C (58°F)	92 mm (3.6 inches)	80%	moderate
September Weather	10°C (51°F)	70 mm (2.8 inches)	88%	moderate
October Weather	5°C (42°F)	99 mm (3.9 inches)	93%	low
November Weather	1°C (34°F)	63 mm (2.5 inches)	96%	low
December Weather	-3°C (26°F)	66 mm (2.6 inches)	96%	low