December Weather in Kalix, Sweden

Last updated: August 27, 2025

In Kalix, Sweden, the average temperature in December hovers around -4°C (26°F). However, be prepared for a chilly range: temperatures can dip as low as -18°C (1°F) and peak at 4°C (40°F). Expect around 76 mm (3.0 in) of precipitation spread over 16 days, contributing to a notable average humidity of 98%. Make sure to bundle up!

December Temperature in Kalix

In December, in Kalix, the average temperature is -4°C (26°F). The maximum can reach 4°C (40°F), while the minimum can drop as low as -18°C (1°F). Travelers should be prepared for cold weather and dress in layers to stay warm during their visit.

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

The chart illustrates December temperature patterns in Kalix, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kalix, December typically has an average temperature of -4°C (26°F), with highs reaching up to 4°C (40°F) and lows dropping to around -18°C (1°F).

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

December Precipitation in Kalix

In Kalix in December, the precipitation amount is 76 mm (3.0 in) over a span of 16 days.

December Precipitation Trends in Kalix

The chart displays monthly precipitation patterns in Kalix, 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 Kalix, December typically receives around 76 mm (3.0 inches) of precipitation spread over approximately 16 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 Kalix

In Kalix in December humidity is 98%. With an average temperature of -4°C (26°F), this humidity feels like a bone-chilling embrace, making it difficult to enjoy outdoor activities and travel comfortably.

December Average Humidity in Kalix

This chart illustrates the average monthly humidity levels in Kalix, 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 Kalix is approximately 98%, 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 Kalix

In Kalix 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 Kalix.

Maximum UV Index Levels in Kalix for December

The chart shows the monthly maximum UV Index (UVI) for Kalix 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 Kalix typically reaches 1, which falls under the low exposure category.

Data source: Kalix 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 Kalix Compares to Other Months

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

This table compares monthly weather conditions in Kalix, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	50 mm (2.0 inches)	99%	low
February Weather	-8°C (18°F)	43 mm (1.7 inches)	97%	low
March Weather	-4°C (24°F)	44 mm (1.7 inches)	93%	low
April Weather	0°C (32°F)	31 mm (1.2 inches)	86%	moderate
May Weather	5°C (41°F)	48 mm (1.9 inches)	80%	moderate
June Weather	12°C (55°F)	56 mm (2.2 inches)	76%	high
July Weather	16°C (62°F)	64 mm (2.5 inches)	79%	moderate
August Weather	15°C (59°F)	85 mm (3.4 inches)	83%	moderate
September Weather	10°C (51°F)	77 mm (3.0 inches)	89%	moderate
October Weather	4°C (40°F)	103 mm (4.1 inches)	94%	low
November Weather	0°C (32°F)	72 mm (2.8 inches)	94%	low
December Weather	-4°C (26°F)	76 mm (3.0 inches)	98%	low