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December Weather in Cisna, Poland

Last updated: August 27, 2025

In Cisna, Poland, the average temperature in December hovers around -1°C (31°F). During this time, temperatures can dip as low as -16°C (3°F) and reach a maximum of 11°C (52°F). Expect 98 mm (3.9 in) of precipitation over 18 days, accompanied by a high average humidity of 91%. Be prepared for a chilly and damp month!

December Temperature in Cisna

In December in Cisna, the average temperature is -1°C (31°F). The maximum can reach 11°C (52°F), and the minimum can be as low as -16°C (3°F). Travelers should be prepared for cold weather and pack accordingly to fully enjoy their visit.

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

The chart illustrates December temperature patterns in Cisna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cisna, December typically has an average temperature of -1°C (31°F), with highs reaching up to 11°C (52°F) and lows dropping to around -16°C (3°F).
JanFebMarAprMayJunJulAugSepOctNovDec263036465463646456484031
Data source: Temperature data for Cisna 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 Cisna

In Cisna in December, the total precipitation amount is 98 mm (3.9 in) spread over 18 days.

December Precipitation Trends in Cisna

The chart displays monthly precipitation patterns in Cisna, 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 Cisna, December typically receives around 98 mm (3.9 inches) of precipitation spread over approximately 18 days.
JanFebMarAprMayJunJulAugSepOctNovDec5978617114212914911198826598
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Cisna

In Cisna in December, humidity is 91%. With an average temperature of -1°C (31°F), this humidity feels like an icy blanket that clings to your skin, making travel challenging as the cold dampness seeps into your bones, leaving you chilled and uncomfortable.

December Average Humidity in Cisna

This chart illustrates the average monthly humidity levels in Cisna, 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 Cisna is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%88%86%77%69%69%63%59%69%85%90%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Cisna

In Cisna 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 Cisna.

Maximum UV Index Levels in Cisna for December

The chart shows the monthly maximum UV Index (UVI) for Cisna 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 Cisna typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235679876421
Data source: Cisna 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 Cisna Compares to Other Months

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

This table compares monthly weather conditions in Cisna, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-3°C (26°F)59 mm (2.3 inches)91%low
February Weather-1°C (30°F)78 mm (3.1 inches)88%moderate
March Weather2°C (36°F)61 mm (2.4 inches)86%moderate
April Weather8°C (46°F)71 mm (2.8 inches)77%high
May Weather12°C (54°F)142 mm (5.6 inches)69%high
June Weather17°C (63°F)129 mm (5.1 inches)69%very high
July Weather18°C (64°F)149 mm (5.9 inches)63%very high
August Weather18°C (65°F)111 mm (4.4 inches)59%high
September Weather13°C (56°F)98 mm (3.9 inches)69%high
October Weather9°C (48°F)82 mm (3.2 inches)85%moderate
November Weather4°C (40°F)65 mm (2.6 inches)90%low
December Weather-1°C (31°F)98 mm (3.9 inches)91%low

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