January Weather in Ciasna, Poland

Last updated: August 27, 2025

In January, the average temperature in Ciasna, Poland hovers around 0°C (32°F), with lows potentially dropping to -23°C (-9°F) and highs reaching up to 11°C (52°F). Expect 41 mm (1.6 in) of precipitation spread over 11 days, contributing to a notable average humidity of 90%.

January Temperature in Ciasna

In January in Ciasna, the average temperature is 0°C (32°F). The maximum can reach 11°C (52°F), and the minimum can be as low as -23°C (-9°F). Be prepared for a wide range of temperatures if you plan to visit during this month.

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

The chart illustrates January temperature patterns in Ciasna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ciasna, January typically has an average temperature of 0°C (32°F), with highs reaching up to 11°C (52°F) and lows dropping to around -23°C (-9°F).

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

January Precipitation in Ciasna

In Ciasna in January, the precipitation amount is 41 mm (1.6 in) over the course of 11 days.

January Precipitation Trends in Ciasna

The chart displays monthly precipitation patterns in Ciasna, 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 Ciasna, January typically receives around 41 mm (1.6 inches) of precipitation spread over approximately 11 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 Ciasna

In Ciasna in January, humidity is 90%. With an average temperature of 0°C (32°F), this humidity feels like an icy grip on your skin, making the air feel heavy and damp, which can turn traveling into a chilling experience where every step is met with a bone-cold embrace.

January Average Humidity in Ciasna

This chart illustrates the average monthly humidity levels in Ciasna, 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 Ciasna is approximately 90%, 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 Ciasna

In Ciasna 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 Ciasna, you can visit Hourly UV Index in Ciasna.

Maximum UV Index Levels in Ciasna for January

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

Data source: Ciasna 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 Ciasna Compares to Other Months

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

This table compares monthly weather conditions in Ciasna, 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 (32°F)	41 mm (1.6 inches)	90%	low
February Weather	1°C (34°F)	49 mm (1.9 inches)	88%	low
March Weather	4°C (40°F)	45 mm (1.8 inches)	86%	moderate
April Weather	9°C (49°F)	53 mm (2.1 inches)	79%	moderate
May Weather	14°C (57°F)	87 mm (3.4 inches)	65%	high
June Weather	20°C (68°F)	82 mm (3.2 inches)	66%	very high
July Weather	20°C (68°F)	78 mm (3.1 inches)	67%	very high
August Weather	20°C (69°F)	83 mm (3.3 inches)	67%	high
September Weather	15°C (60°F)	81 mm (3.2 inches)	72%	high
October Weather	11°C (52°F)	68 mm (2.7 inches)	83%	moderate
November Weather	6°C (43°F)	39 mm (1.6 inches)	90%	low
December Weather	2°C (35°F)	57 mm (2.2 inches)	92%	low