January Weather in Wizna, Poland

Last updated: August 27, 2025

In January, the average temperature in Wizna, Poland hovers around -1°C (30°F). You can expect a chilly minimum of -25°C (-13°F), while the warmth peaks at a maximum of 10°C (50°F). With 42 mm (1.7 in) of precipitation over 11 days, it's wise to prepare for wet weather. The air carries a high humidity level of 92%, making it feel even colder.

January Temperature in Wizna

In January, in Wizna, the average temperature is -1°C (30°F). The maximum can reach 10°C (50°F) and the minimum can be as low as -25°C (-13°F). Be sure to pack warm clothing and prepare for a wide range of temperatures while traveling.

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

The chart illustrates January temperature patterns in Wizna, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Wizna, January typically has an average temperature of -1°C (30°F), with highs reaching up to 10°C (50°F) and lows dropping to around -25°C (-13°F).

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

January Precipitation in Wizna

In Wizna in January, the precipitation amount is 42 mm (1.7 in) spread over 11 days.

January Precipitation Trends in Wizna

The chart displays monthly precipitation patterns in Wizna, 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 Wizna, January typically receives around 42 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.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Wizna

In Wizna in January humidity is 92%. With an average temperature of -1°C (30°F), this humidity feels like an icy blanket wrapping around you, making outdoor activities challenging and requiring extra layers to stay warm and dry while traveling.

January Average Humidity in Wizna

This chart illustrates the average monthly humidity levels in Wizna, 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 Wizna is approximately 92%, 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 Wizna

In Wizna 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 Wizna.

Maximum UV Index Levels in Wizna for January

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

Data source: Wizna 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 Wizna Compares to Other Months

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

This table compares monthly weather conditions in Wizna, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (30°F)	42 mm (1.7 inches)	92%	low
February Weather	0°C (31°F)	40 mm (1.6 inches)	90%	low
March Weather	3°C (37°F)	42 mm (1.7 inches)	87%	moderate
April Weather	8°C (46°F)	37 mm (1.4 inches)	76%	moderate
May Weather	13°C (56°F)	75 mm (2.9 inches)	58%	high
June Weather	19°C (66°F)	70 mm (2.8 inches)	56%	high
July Weather	19°C (66°F)	96 mm (3.8 inches)	59%	very high
August Weather	19°C (66°F)	83 mm (3.3 inches)	60%	high
September Weather	14°C (58°F)	72 mm (2.8 inches)	71%	moderate
October Weather	9°C (49°F)	62 mm (2.4 inches)	86%	moderate
November Weather	5°C (41°F)	35 mm (1.4 inches)	90%	low
December Weather	1°C (33°F)	54 mm (2.1 inches)	93%	low