January Weather in Slupsk, Poland

Last updated: August 27, 2025

In January, the average temperature in Slupsk, Poland hovers around 2°C (35°F), with extremes ranging from a chilly -13°C (10°F) to a milder 11°C (52°F). This month also sees an average precipitation of 66 mm (2.6 in) over approximately 14 days, contributing to a noticeable 87% humidity level. Be prepared for a blend of cold and wet weather as you explore this unique destination!

January Temperature in Slupsk

In January in Slupsk, the average temperature is 2°C (35°F), with maximums reaching 11°C (52°F) and minimums dropping as low as -13°C (10°F). Travelers should be prepared for cold conditions and bundle up to fully enjoy the winter scenery.

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

The chart illustrates January temperature patterns in Slupsk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Slupsk, January typically has an average temperature of 2°C (35°F), with highs reaching up to 11°C (52°F) and lows dropping to around -13°C (10°F).

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

January Precipitation in Slupsk

In Slupsk in January, the precipitation amount is 66 mm (2.6 in) spread over a duration of 14 days.

January Precipitation Trends in Slupsk

The chart displays monthly precipitation patterns in Slupsk, 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 Slupsk, January typically receives around 66 mm (2.6 inches) of precipitation spread over approximately 14 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 Slupsk

In Slupsk in January, humidity is 87%. With an average temperature of 2°C (35°F), this humidity feels like a damp chill that seeps into your bones, making traveling feel uncomfortable and heavy, as each breath carries a hint of the cold, moist air that lingers around you.

January Average Humidity in Slupsk

This chart illustrates the average monthly humidity levels in Slupsk, 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 Slupsk is approximately 87%, 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 Slupsk

In Slupsk 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 Slupsk.

Maximum UV Index Levels in Slupsk for January

The chart shows the monthly maximum UV Index (UVI) for Slupsk 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 Slupsk typically reaches 1, which falls under the low exposure category.

Data source: Slupsk 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 Slupsk Compares to Other Months

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

This table compares monthly weather conditions in Slupsk, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (35°F)	66 mm (2.6 inches)	87%	low
February Weather	2°C (35°F)	56 mm (2.2 inches)	87%	low
March Weather	3°C (38°F)	59 mm (2.3 inches)	87%	moderate
April Weather	7°C (44°F)	36 mm (1.4 inches)	85%	moderate
May Weather	11°C (52°F)	55 mm (2.2 inches)	81%	high
June Weather	17°C (63°F)	47 mm (1.8 inches)	81%	high
July Weather	18°C (65°F)	106 mm (4.2 inches)	81%	high
August Weather	19°C (66°F)	70 mm (2.8 inches)	80%	high
September Weather	15°C (60°F)	91 mm (3.6 inches)	81%	moderate
October Weather	11°C (52°F)	114 mm (4.5 inches)	84%	moderate
November Weather	7°C (44°F)	76 mm (3.0 inches)	86%	low
December Weather	3°C (37°F)	70 mm (2.8 inches)	85%	low