January Weather in Slesin, Poland

Last updated: August 27, 2025

In January, the average temperature in Slesin, Poland hovers around 0°C (33°F). Expect chilly conditions, with minimums plummeting to -19°C (-1°F) and maximums reaching up to 12°C (53°F). On average, 43 mm (1.7 in) of precipitation can be expected over 11 days, all while humidity lingers at a high 91%. Prepare for cold and wet weather!

January Temperature in Slesin

In January in Slesin, the average temperature is 0°C (33°F). Maximum can reach 12°C (53°F) and minimum can be as low as -19°C (-1°F). Travelers should be prepared for a wide range of temperatures and pack accordingly for both chilly and moderately warm days.

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

The chart illustrates January temperature patterns in Slesin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Slesin, January typically has an average temperature of 0°C (33°F), with highs reaching up to 12°C (53°F) and lows dropping to around -19°C (-1°F).

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

January Precipitation in Slesin

In Slesin in January, the total precipitation amount is 43 mm (1.7 in) recorded over a span of 11 days.

January Precipitation Trends in Slesin

The chart displays monthly precipitation patterns in Slesin, 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 Slesin, January typically receives around 43 mm (1.7 inches) of precipitation spread over approximately 11 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 Slesin

In Slesin in January, humidity is 91%. With an average temperature of 0°C (33°F), this humidity feels like an icy dampness that seeps into your bones, making every step feel heavier and requiring extra layers to stay warm while traveling.

January Average Humidity in Slesin

This chart illustrates the average monthly humidity levels in Slesin, 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 Slesin is approximately 91%, 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 Slesin

In Slesin 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 Slesin.

Maximum UV Index Levels in Slesin for January

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

Data source: Slesin 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 Slesin Compares to Other Months

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

This table compares monthly weather conditions in Slesin, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (33°F)	43 mm (1.7 inches)	91%	low
February Weather	1°C (34°F)	40 mm (1.6 inches)	90%	low
March Weather	4°C (39°F)	42 mm (1.6 inches)	87%	moderate
April Weather	8°C (47°F)	38 mm (1.5 inches)	79%	moderate
May Weather	13°C (55°F)	73 mm (2.9 inches)	63%	high
June Weather	18°C (65°F)	78 mm (3.1 inches)	61%	very high
July Weather	19°C (66°F)	105 mm (4.1 inches)	63%	very high
August Weather	19°C (66°F)	64 mm (2.5 inches)	65%	high
September Weather	15°C (58°F)	64 mm (2.5 inches)	75%	moderate
October Weather	10°C (51°F)	65 mm (2.6 inches)	85%	moderate
November Weather	6°C (42°F)	39 mm (1.5 inches)	90%	low
December Weather	2°C (35°F)	43 mm (1.7 inches)	93%	low