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December Weather in Wlen, Poland

Last updated: August 27, 2025

In December, the average temperature in Wlen, Poland hovers around 1°C (35°F). Expect chilly days with a minimum dipping to -13°C (10°F) and a maximum reaching up to 11°C (52°F). With an average precipitation of 67 mm (2.6 in) spread across 15 days, and humidity levels at a staggering 91%, be prepared for a damp and cool climate.

December Temperature in Wlen

In December in Wlen, the average temperature is 1°C (35°F). The maximum can reach 11°C (52°F), while the minimum can drop as low as -13°C (10°F). It's advisable to pack warm clothing and be prepared for cold weather if you plan to travel during this month.

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

The chart illustrates December temperature patterns in Wlen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wlen, December typically has an average temperature of 1°C (35°F), with highs reaching up to 11°C (52°F) and lows dropping to around -13°C (10°F).
JanFebMarAprMayJunJulAugSepOctNovDec313338465363646557504034
Data source: Temperature data for Wlen 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 Wlen

In Wlen in December, the precipitation amount is 67 mm (2.6 in) over the course of 15 days.

December Precipitation Trends in Wlen

The chart displays monthly precipitation patterns in Wlen, 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 Wlen, December typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec6059565091878611387814567
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Wlen

In Wlen in December humidity is 91%. With an average temperature of 1°C (35°F), this humidity feels like an icy mist clinging to your skin, making every step outside a challenge as you contend with the chill and dampness that wraps around you, dampening the joy of exploration.

December Average Humidity in Wlen

This chart illustrates the average monthly humidity levels in Wlen, 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 Wlen is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%87%84%78%63%63%61%65%72%80%87%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Wlen

In Wlen 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 Wlen.

Maximum UV Index Levels in Wlen for December

The chart shows the monthly maximum UV Index (UVI) for Wlen 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 Wlen typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124678876321
Data source: Wlen 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 Wlen Compares to Other Months

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

This table compares monthly weather conditions in Wlen, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)60 mm (2.3 inches)89%low
February Weather1°C (33°F)59 mm (2.3 inches)87%low
March Weather3°C (38°F)56 mm (2.2 inches)84%moderate
April Weather8°C (46°F)50 mm (2.0 inches)78%high
May Weather12°C (54°F)91 mm (3.6 inches)63%high
June Weather17°C (64°F)87 mm (3.4 inches)63%very high
July Weather18°C (64°F)86 mm (3.4 inches)61%very high
August Weather18°C (65°F)113 mm (4.4 inches)65%high
September Weather14°C (57°F)87 mm (3.4 inches)72%high
October Weather10°C (50°F)81 mm (3.2 inches)80%moderate
November Weather5°C (41°F)45 mm (1.8 inches)87%low
December Weather1°C (35°F)67 mm (2.6 inches)91%low

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