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December Weather in Alstermo, Sweden

Last updated: August 27, 2025

In December, the average temperature in Alstermo, Sweden hovers around 1°C (34°F), with minimums dipping as low as -15°C (5°F) and reaching a maximum of 10°C (49°F). This period witnesses a significant precipitation level of 59 mm (2.3 in) spread over 15 days, contributing to an average humidity of 88%. Prepare for chilly and damp conditions!

December Temperature in Alstermo

In December in Alstermo, the average temperature is 1°C (34°F). Maximums can reach 10°C (49°F), while minimums can drop as low as -15°C (5°F). Be sure to pack warm clothing to stay comfortable during your travels!

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

The chart illustrates December temperature patterns in Alstermo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Alstermo, December typically has an average temperature of 1°C (34°F), with highs reaching up to 10°C (49°F) and lows dropping to around -15°C (5°F).
JanFebMarAprMayJunJulAugSepOctNovDec333236435262636255474134
Data source: Temperature data for Alstermo 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 Alstermo

In Alstermo in December, the total precipitation amount is 59 mm (2.3 in) spread over 15 days.

December Precipitation Trends in Alstermo

The chart displays monthly precipitation patterns in Alstermo, 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 Alstermo, December typically receives around 59 mm (2.3 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec404951275752677365694759
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Alstermo

In Alstermo in December humidity is 88%. With an average temperature of 1°C (34°F), this humidity feels like a chilling embrace, making travel feel damp and brisk, where every breath carries a crisp bite, and the air clings to your skin, urging you to seek warmth and comfort.

December Average Humidity in Alstermo

This chart illustrates the average monthly humidity levels in Alstermo, 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 Alstermo is approximately 88%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%89%88%82%72%68%68%73%81%87%89%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Alstermo

In Alstermo 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 Alstermo.

Maximum UV Index Levels in Alstermo for December

The chart shows the monthly maximum UV Index (UVI) for Alstermo 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 Alstermo typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567765211
Data source: Alstermo 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 Alstermo Compares to Other Months

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

This table compares monthly weather conditions in Alstermo, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)40 mm (1.6 inches)90%low
February Weather0°C (32°F)49 mm (1.9 inches)89%low
March Weather2°C (36°F)51 mm (2.0 inches)88%moderate
April Weather6°C (43°F)27 mm (1.1 inches)82%moderate
May Weather11°C (52°F)57 mm (2.3 inches)72%high
June Weather17°C (62°F)52 mm (2.1 inches)68%high
July Weather17°C (64°F)67 mm (2.6 inches)68%high
August Weather17°C (62°F)73 mm (2.9 inches)73%high
September Weather13°C (55°F)65 mm (2.6 inches)81%moderate
October Weather8°C (48°F)69 mm (2.7 inches)87%low
November Weather5°C (41°F)47 mm (1.9 inches)89%low
December Weather1°C (34°F)59 mm (2.3 inches)88%low

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