January Weather in Olsztynek, Poland

Last updated: August 27, 2025

In Olsztynek, Poland, the average temperature in January hovers around -1°C (30°F), with lows reaching a chilly -23°C (-9°F) and highs peaking at 10°C (50°F). Expect around 45 mm (1.8 in) of precipitation spread over 11 days, contributing to a notable average humidity of 92%. Embrace the frosty charm of this winter month!

January Temperature in Olsztynek

In January in Olsztynek, the average temperature is -1°C (30°F), with maximums reaching 10°C (50°F) and minimums dropping as low as -23°C (-9°F). It's advisable for travelers to prepare for cold conditions and pack warm clothing during this time.

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

The chart illustrates January temperature patterns in Olsztynek, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Olsztynek, 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 -23°C (-9°F).

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

January Precipitation in Olsztynek

In Olsztynek in January, the precipitation amount is 45 mm (1.8 in) over a span of 11 days.

January Precipitation Trends in Olsztynek

The chart displays monthly precipitation patterns in Olsztynek, 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 Olsztynek, January typically receives around 45 mm (1.8 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 Olsztynek

In Olsztynek 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 Olsztynek

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

In Olsztynek 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 Olsztynek.

Maximum UV Index Levels in Olsztynek for January

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

Data source: Olsztynek 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 Olsztynek Compares to Other Months

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

This table compares monthly weather conditions in Olsztynek, 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)	45 mm (1.8 inches)	92%	low
February Weather	-1°C (31°F)	45 mm (1.8 inches)	90%	low
March Weather	3°C (37°F)	46 mm (1.8 inches)	87%	moderate
April Weather	8°C (46°F)	39 mm (1.5 inches)	76%	moderate
May Weather	12°C (54°F)	88 mm (3.5 inches)	58%	high
June Weather	18°C (65°F)	70 mm (2.7 inches)	56%	very high
July Weather	18°C (65°F)	101 mm (4.0 inches)	59%	very high
August Weather	18°C (65°F)	73 mm (2.9 inches)	60%	high
September Weather	14°C (57°F)	79 mm (3.1 inches)	71%	moderate
October Weather	9°C (49°F)	65 mm (2.6 inches)	86%	moderate
November Weather	5°C (41°F)	35 mm (1.4 inches)	90%	low
December Weather	1°C (34°F)	49 mm (1.9 inches)	93%	low