January Weather in Olesno, Poland

Last updated: August 27, 2025

In January, the average temperature in Olesno, Poland hovers around 0°C (31°F), with extremes reaching as low as -23°C (-8°F) and peaking at 11°C (52°F). Visitors can expect a precipitation of approximately 36 mm (1.4 in) over 10 days, complemented by a high average humidity of 91%.

January Temperature in Olesno

In January in Olesno, the average temperature is 0°C (31°F), with maximums reaching 11°C (52°F) and minimums dropping as low as -23°C (-8°F). This weather may require travelers to pack warm clothing and prepare for chilly conditions while exploring the area.

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

The chart illustrates January temperature patterns in Olesno, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Olesno, January typically has an average temperature of 0°C (31°F), with highs reaching up to 11°C (52°F) and lows dropping to around -23°C (-8°F).

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

January Precipitation in Olesno

In Olesno in January, the precipitation amount is 36 mm (1.4 in) over a span of 10 days.

January Precipitation Trends in Olesno

The chart displays monthly precipitation patterns in Olesno, 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 Olesno, January typically receives around 36 mm (1.4 inches) of precipitation spread over approximately 10 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Olesno

In Olesno in January humidity is 91%. With an average temperature of 0°C (31°F), this humidity feels like a chilling dampness that clings to your skin, making outdoor activities less enjoyable and necessitating extra layers to stay warm while traveling.

January Average Humidity in Olesno

This chart illustrates the average monthly humidity levels in Olesno, 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 Olesno 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 Olesno

In Olesno 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 Olesno.

Maximum UV Index Levels in Olesno for January

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

Data source: Olesno 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 Olesno Compares to Other Months

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

This table compares monthly weather conditions in Olesno, 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 (31°F)	36 mm (1.4 inches)	91%	low
February Weather	1°C (35°F)	49 mm (1.9 inches)	89%	low
March Weather	5°C (40°F)	41 mm (1.6 inches)	86%	moderate
April Weather	10°C (50°F)	60 mm (2.4 inches)	76%	high
May Weather	14°C (58°F)	94 mm (3.7 inches)	58%	high
June Weather	20°C (68°F)	71 mm (2.8 inches)	56%	very high
July Weather	21°C (69°F)	94 mm (3.7 inches)	56%	very high
August Weather	21°C (70°F)	95 mm (3.7 inches)	55%	high
September Weather	16°C (60°F)	87 mm (3.4 inches)	68%	high
October Weather	11°C (52°F)	72 mm (2.8 inches)	84%	moderate
November Weather	6°C (43°F)	46 mm (1.8 inches)	89%	low
December Weather	2°C (36°F)	51 mm (2.0 inches)	91%	low