January Weather in Poland, United States

Last updated: June 24, 2025

In Poland, United States, the average temperature in January hovers around -5°C (23°F). However, temperatures can dip as low as -25°C (-13°F) and rise to a maximum of 13°C (55°F). During this month, expect an average precipitation of 79 mm (3.1 in) spread over 8 days, accompanied by a high humidity level of 86%.

January Temperature in Poland

In January in Poland, average temperature is -5°C (23°F). Maximum can reach 13°C (55°F) and minimum can be as low as -25°C (-13°F). Travelers should prepare for a wide range of temperatures and dress in layers to stay comfortable.

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

The chart illustrates January temperature patterns in Poland, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Poland, January typically has an average temperature of -5°C (23°F), with highs reaching up to 13°C (55°F) and lows dropping to around -25°C (-13°F).

Data source: Temperature data for Poland generated using information from the Copernicus Climate Change Service.

January Precipitation in Poland

In Poland in January, the precipitation amount is 79 mm (3.1 in) during 8 days, indicating a relatively wet period for the area.

January Precipitation Trends in Poland

The chart displays monthly precipitation patterns in Poland, 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 Poland, January typically receives around 79 mm (3.1 inches) of precipitation spread over approximately 8 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Poland

In Poland in January humidity is 86%. With an average temperature of -5°C (23°F), this humidity feels like a biting chill that seeps into your bones, making outdoor adventures quite uncomfortable and necessitating extra layers to stay warm while exploring.

January Average Humidity in Poland

This chart illustrates the average monthly humidity levels in Poland, 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 Poland is approximately 86%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Poland

In Poland in January, the maximum UV index is 2, which corresponds to a low exposure category. With this level of UV radiation, the time to burn is approximately 45 minutes. To learn more about the hourly UV index in Poland, you can visit Hourly UV Index in Poland.

Maximum UV Index Levels in Poland for January

The chart shows the monthly maximum UV Index (UVI) for Poland 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 Poland typically reaches 2, which falls under the low exposure category.

Data source: Poland 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 Poland Compares to Other Months

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

This table compares monthly weather conditions in Poland, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-5°C (23°F)	79 mm (3.1 inches)	86%	low
February Weather	-4°C (25°F)	85 mm (3.3 inches)	84%	moderate
March Weather	0°C (32°F)	72 mm (2.9 inches)	82%	moderate
April Weather	6°C (43°F)	112 mm (4.4 inches)	80%	very high
May Weather	12°C (54°F)	74 mm (2.9 inches)	72%	very high
June Weather	19°C (66°F)	73 mm (2.9 inches)	72%	very high
July Weather	22°C (72°F)	139 mm (5.5 inches)	67%	very high
August Weather	21°C (71°F)	79 mm (3.1 inches)	66%	very high
September Weather	17°C (64°F)	62 mm (2.4 inches)	71%	high
October Weather	11°C (52°F)	117 mm (4.6 inches)	78%	moderate
November Weather	4°C (39°F)	102 mm (4.0 inches)	84%	moderate
December Weather	-2°C (28°F)	110 mm (4.3 inches)	81%	low