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December Weather in Arboga, Sweden

Last updated: August 27, 2025

In Arboga, Sweden, the average temperature in December is a crisp 0°C (32°F), with minimums plummeting to -19°C (-1°F) and maximums reaching a mild 9°C (49°F). Expect 60 mm (2.4 in) of precipitation over the course of 14 days, contributing to an average humidity level of a damp 90%. Make sure to pack accordingly!

December Temperature in Arboga

In December in Arboga, the average temperature is 0°C (32°F). The maximum can reach 9°C (49°F), and the minimum can be as low as -19°C (-1°F). Be prepared for a chilly visit and pack warm clothing if you plan to travel during this time.

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

The chart illustrates December temperature patterns in Arboga, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arboga, December typically has an average temperature of 0°C (32°F), with highs reaching up to 9°C (49°F) and lows dropping to around -19°C (-1°F).
JanFebMarAprMayJunJulAugSepOctNovDec303035425262646154453832
Data source: Temperature data for Arboga generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Arboga

In Arboga in December, the precipitation amount is 60 mm (2.4 in) spread over 14 days.

December Precipitation Trends in Arboga

The chart displays monthly precipitation patterns in Arboga, 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 Arboga, December typically receives around 60 mm (2.4 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec403442305859637866775361
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Arboga

In Arboga in December, humidity is 90%. With an average temperature of 0°C (32°F), this humidity feels like an icy grip on your skin, making the air feel heavy and damp, which can turn traveling into a chilling experience where every step is met with a bone-cold embrace.

December Average Humidity in Arboga

This chart illustrates the average monthly humidity levels in Arboga, 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 Arboga is approximately 90%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%88%82%71%69%67%73%83%89%91%90%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Arboga

In Arboga 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 Arboga.

Maximum UV Index Levels in Arboga for December

The chart shows the monthly maximum UV Index (UVI) for Arboga 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 Arboga typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123457754211
Data source: Arboga 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 Arboga Compares to Other Months

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

This table compares monthly weather conditions in Arboga, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)40 mm (1.6 inches)91%low
February Weather-1°C (30°F)34 mm (1.3 inches)89%low
March Weather1°C (35°F)42 mm (1.7 inches)88%moderate
April Weather5°C (42°F)29 mm (1.2 inches)82%moderate
May Weather11°C (52°F)57 mm (2.3 inches)71%moderate
June Weather17°C (63°F)59 mm (2.3 inches)69%high
July Weather18°C (65°F)62 mm (2.5 inches)67%high
August Weather16°C (62°F)78 mm (3.1 inches)72%moderate
September Weather12°C (54°F)66 mm (2.6 inches)83%moderate
October Weather7°C (46°F)77 mm (3.0 inches)89%low
November Weather3°C (38°F)53 mm (2.1 inches)91%low
December Weather0°C (32°F)60 mm (2.4 inches)90%low

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