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December Weather in Olmanas, Sweden

Last updated: August 27, 2025

In Olmanas, Sweden, the average temperature in December hovers around 4°C (39°F). Expect chilly days where the temperature can drop to a minimum of -5°C (24°F), with a high of 9°C (49°F). Prepare for a wet month, as precipitation averages 104 mm (4.1 in) spread over 19 days, and enjoy the crisp air with an average humidity level of 91%.

December Temperature in Olmanas

In December in Olmanas, the average temperature is 4°C (39°F), with a maximum that can reach 9°C (49°F) and a minimum dropping as low as -5°C (24°F). It's advisable to pack warm clothing and prepare for varying weather conditions during your travels.

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

The chart illustrates December temperature patterns in Olmanas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Olmanas, December typically has an average temperature of 4°C (39°F), with highs reaching up to 9°C (49°F) and lows dropping to around -5°C (24°F).
JanFebMarAprMayJunJulAugSepOctNovDec373638445262646358524539
Data source: Temperature data for Olmanas 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 Olmanas

In Olmanas in December, the precipitation amount is 104 mm (4.1 in) over the course of 19 days.

December Precipitation Trends in Olmanas

The chart displays monthly precipitation patterns in Olmanas, 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 Olmanas, December typically receives around 104 mm (4.1 inches) of precipitation spread over approximately 19 days.
JanFebMarAprMayJunJulAugSepOctNovDec68797040636380129127141103104
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Olmanas

In Olmanas in December, humidity is 91%. With an average temperature of 4°C (39°F), this humidity feels like a damp chill that seeps into your bones, making outdoor activities less enjoyable and forcing travelers to bundle up tightly against the cold, sticky air.

December Average Humidity in Olmanas

This chart illustrates the average monthly humidity levels in Olmanas, 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 Olmanas is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%91%89%84%75%74%73%77%86%91%92%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Olmanas

In Olmanas 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 Olmanas.

Maximum UV Index Levels in Olmanas for December

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

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

This table compares monthly weather conditions in Olmanas, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)68 mm (2.7 inches)92%low
February Weather2°C (36°F)79 mm (3.1 inches)91%low
March Weather3°C (38°F)70 mm (2.8 inches)89%moderate
April Weather7°C (44°F)40 mm (1.6 inches)84%moderate
May Weather11°C (53°F)63 mm (2.5 inches)75%high
June Weather16°C (62°F)63 mm (2.5 inches)73%high
July Weather18°C (64°F)80 mm (3.2 inches)73%high
August Weather17°C (64°F)129 mm (5.1 inches)77%high
September Weather15°C (59°F)127 mm (5.0 inches)85%moderate
October Weather11°C (52°F)141 mm (5.5 inches)91%low
November Weather7°C (45°F)103 mm (4.1 inches)92%low
December Weather4°C (39°F)104 mm (4.1 inches)91%low

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