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December Weather in Grzmiaca, Poland

Last updated: August 27, 2025

In December, the average temperature in Grzmiaca, Poland hovers around 2°C (35°F). Expect chilly conditions, as temperatures can dip to a brisk -13°C (10°F) and may peak at a milder 10°C (49°F). The region experiences moderate precipitation, with 53 mm (2.1 in) falling over an average of 13 days. Humidity remains high, averaging 92%, adding to the cold atmosphere.

December Temperature in Grzmiaca

In December in Grzmiaca, the average temperature is 2°C (35°F). Maxima can reach 10°C (49°F), while minima can drop to as low as -13°C (10°F). Be prepared for a range of temperatures, so pack accordingly for your travels to Grzmiaca.

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

The chart illustrates December temperature patterns in Grzmiaca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Grzmiaca, December typically has an average temperature of 2°C (35°F), with highs reaching up to 10°C (49°F) and lows dropping to around -13°C (10°F).
JanFebMarAprMayJunJulAugSepOctNovDec333438455464646557504235
Data source: Temperature data for Grzmiaca 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 Grzmiaca

In Grzmiaca in December, the precipitation amount is 53 mm (2.1 in) over the course of 13 days.

December Precipitation Trends in Grzmiaca

The chart displays monthly precipitation patterns in Grzmiaca, 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 Grzmiaca, December typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 13 days.
JanFebMarAprMayJunJulAugSepOctNovDec5947544361601116469804754
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Grzmiaca

In Grzmiaca in December humidity is 92%. With an average temperature of 2°C (35°F), this humidity feels like a damp, chilling fog that clings to your skin, making outdoor activities uncomfortable and travel challenging as you navigate through the heavy, cold air.

December Average Humidity in Grzmiaca

This chart illustrates the average monthly humidity levels in Grzmiaca, 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 Grzmiaca is approximately 92%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%81%67%67%67%67%78%84%89%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Grzmiaca

In Grzmiaca 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 Grzmiaca.

Maximum UV Index Levels in Grzmiaca for December

The chart shows the monthly maximum UV Index (UVI) for Grzmiaca 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 Grzmiaca typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568875321
Data source: Grzmiaca 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 Grzmiaca Compares to Other Months

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

This table compares monthly weather conditions in Grzmiaca, showing how December’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (33°F)59 mm (2.3 inches)90%low
February Weather1°C (34°F)47 mm (1.9 inches)90%low
March Weather3°C (38°F)54 mm (2.1 inches)87%moderate
April Weather7°C (46°F)42 mm (1.7 inches)80%moderate
May Weather12°C (54°F)60 mm (2.4 inches)67%high
June Weather18°C (64°F)60 mm (2.4 inches)67%very high
July Weather18°C (64°F)111 mm (4.4 inches)67%very high
August Weather18°C (65°F)64 mm (2.5 inches)67%high
September Weather14°C (58°F)69 mm (2.7 inches)78%moderate
October Weather10°C (50°F)80 mm (3.2 inches)84%moderate
November Weather5°C (42°F)47 mm (1.8 inches)89%low
December Weather2°C (35°F)53 mm (2.1 inches)92%low

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