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January Weather in Ulez, Poland

Last updated: August 27, 2025

In January, the average temperature in Ulez, Poland hovers around -1°C (31°F). Expect chilly days, with temperatures dipping as low as -23°C (-9°F) and occasionally rising to a maximum of 10°C (51°F). Precipitation is common, with about 40 mm (1.6 in) of rain spread over 11 days, and the air tends to be quite damp, with average humidity levels reaching an impressive 91%.

January Temperature in Ulez

In January in Ulez, the average temperature is -1°C (31°F), with maximums reaching 10°C (51°F) and minimums dropping as low as -23°C (-9°F). Travelers should prepare for cold conditions and be equipped for both chilly days and potentially frigid nights.

January Weather in Ulez: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Ulez, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ulez, January typically has an average temperature of -1°C (31°F), with highs reaching up to 10°C (51°F) and lows dropping to around -23°C (-9°F).
JanFebMarAprMayJunJulAugSepOctNovDec313339485768686859514234
Data source: Temperature data for Ulez 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.

January Precipitation in Ulez

In Ulez in January, the precipitation amount is 40 mm (1.6 in) spread over a duration of 11 days.

January Precipitation Trends in Ulez

The chart displays monthly precipitation patterns in Ulez, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Ulez, January typically receives around 40 mm (1.6 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec4045384977699010077703753
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Ulez

In Ulez in January, 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.

January Average Humidity in Ulez

This chart illustrates the average monthly humidity levels in Ulez, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Ulez is approximately 91%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%86%76%58%56%56%55%68%84%89%91%
Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Ulez

In Ulez in January, 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 Ulez.

Maximum UV Index Levels in Ulez for January

The chart shows the monthly maximum UV Index (UVI) for Ulez in January, 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 January, the maximum UV index in Ulez typically reaches 1, which falls under the low exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578876321
Data source: Ulez January 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 January Weather in Ulez Compares to Other Months

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

This table compares monthly weather conditions in Ulez, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)40 mm (1.6 inches)91%low
February Weather1°C (33°F)45 mm (1.8 inches)89%low
March Weather4°C (39°F)38 mm (1.5 inches)86%moderate
April Weather9°C (48°F)49 mm (1.9 inches)76%moderate
May Weather14°C (57°F)77 mm (3.0 inches)58%high
June Weather20°C (68°F)69 mm (2.7 inches)56%very high
July Weather20°C (68°F)90 mm (3.5 inches)56%very high
August Weather20°C (68°F)100 mm (3.9 inches)55%high
September Weather15°C (59°F)77 mm (3.0 inches)68%high
October Weather10°C (51°F)70 mm (2.8 inches)84%moderate
November Weather5°C (42°F)37 mm (1.4 inches)89%low
December Weather1°C (35°F)53 mm (2.1 inches)91%low

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