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December Weather in Wizna, Poland

Last updated: August 27, 2025

In December, the average temperature in Wizna, Poland hovers around 1°C (33°F). Expect chilly days, with a minimum dipping to -13°C (9°F) and a maximum reaching 11°C (51°F). Be prepared for 54 mm (2.1 in) of precipitation spread over 12 days, and feel the damp air with an average humidity of 93%.

December Temperature in Wizna

In December in Wizna, the average temperature is 1°C (33°F). Maximum temperatures can reach 11°C (51°F), while minimums can drop as low as -13°C (9°F). Be prepared for chilly weather and pack accordingly if you plan to travel during this time.

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

The chart illustrates December temperature patterns in Wizna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wizna, December typically has an average temperature of 1°C (33°F), with highs reaching up to 11°C (51°F) and lows dropping to around -13°C (9°F).
JanFebMarAprMayJunJulAugSepOctNovDec293137465566666557494133
Data source: Temperature data for Wizna 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 Wizna

In Wizna in December, the total precipitation amount is 54 mm (2.1 in) spread over a period of 12 days.

December Precipitation Trends in Wizna

The chart displays monthly precipitation patterns in Wizna, 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 Wizna, December typically receives around 54 mm (2.1 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec424042377570968372623554
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Wizna

In Wizna in December, humidity is 93%. With an average temperature of 1°C (33°F), this humidity feels like an icy blanket enveloping you, making traveling quite uncomfortable as the dampness seeps into your clothes and chills you to the bone.

December Average Humidity in Wizna

This chart illustrates the average monthly humidity levels in Wizna, 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 Wizna is approximately 93%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%87%76%58%56%59%60%71%86%90%93%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Wizna

In Wizna 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 Wizna.

Maximum UV Index Levels in Wizna for December

The chart shows the monthly maximum UV Index (UVI) for Wizna 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 Wizna typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124567865321
Data source: Wizna 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 Wizna Compares to Other Months

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

This table compares monthly weather conditions in Wizna, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (30°F)42 mm (1.7 inches)92%low
February Weather0°C (31°F)40 mm (1.6 inches)90%low
March Weather3°C (37°F)42 mm (1.7 inches)87%moderate
April Weather8°C (46°F)37 mm (1.4 inches)76%moderate
May Weather13°C (56°F)75 mm (2.9 inches)58%high
June Weather19°C (66°F)70 mm (2.8 inches)56%high
July Weather19°C (66°F)96 mm (3.8 inches)59%very high
August Weather19°C (66°F)83 mm (3.3 inches)60%high
September Weather14°C (58°F)72 mm (2.8 inches)71%moderate
October Weather9°C (49°F)62 mm (2.4 inches)86%moderate
November Weather5°C (41°F)35 mm (1.4 inches)90%low
December Weather1°C (33°F)54 mm (2.1 inches)93%low

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