January Weather in Poljana, Croatia

Last updated: August 23, 2025

In January, the average temperature in Poljana, Croatia hovers around 1°C (34°F). Expect a range from a brisk -16°C (3°F) to a mild 17°C (63°F). Be prepared for about 42 mm (1.7 in) of precipitation spread over 8 days, contributing to an average humidity of a high 89%.

January Temperature in Poljana

In January in Poljana, the average temperature is 1°C (34°F). Maximum temperatures can reach 17°C (63°F), while minimums can drop to as low as -16°C (3°F). Travelers should be prepared for a wide range of temperatures, from chilly days to milder ones, ensuring they pack accordingly for their visit.

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

The chart illustrates January temperature patterns in Poljana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Poljana, January typically has an average temperature of 1°C (34°F), with highs reaching up to 17°C (63°F) and lows dropping to around -16°C (3°F).

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

January Precipitation in Poljana

In Poljana in January, the precipitation amount is 42 mm (1.7 in) over the course of 8 days.

January Precipitation Trends in Poljana

The chart displays monthly precipitation patterns in Poljana, 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 Poljana, January typically receives around 42 mm (1.7 inches) of precipitation spread over approximately 8 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 Poljana

In Poljana in January humidity is 89%. With an average temperature of 1°C (34°F), this humidity feels like a chilling dampness that seeps into your bones, making travel uncomfortable and requiring extra layers to combat the cold and moisture.

January Average Humidity in Poljana

This chart illustrates the average monthly humidity levels in Poljana, 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 Poljana is approximately 89%, 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 Poljana

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

Maximum UV Index Levels in Poljana for January

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

Data source: Poljana 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 Poljana Compares to Other Months

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

This table compares monthly weather conditions in Poljana, 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 (34°F)	42 mm (1.7 inches)	89%	low
February Weather	5°C (41°F)	66 mm (2.6 inches)	83%	moderate
March Weather	7°C (46°F)	56 mm (2.2 inches)	75%	moderate
April Weather	12°C (54°F)	69 mm (2.7 inches)	72%	high
May Weather	16°C (62°F)	111 mm (4.4 inches)	70%	very high
June Weather	22°C (71°F)	95 mm (3.7 inches)	69%	very high
July Weather	23°C (73°F)	84 mm (3.3 inches)	64%	very high
August Weather	23°C (74°F)	76 mm (3.0 inches)	51%	very high
September Weather	18°C (64°F)	78 mm (3.1 inches)	62%	high
October Weather	13°C (55°F)	80 mm (3.2 inches)	81%	moderate
November Weather	8°C (46°F)	72 mm (2.8 inches)	87%	moderate
December Weather	4°C (39°F)	79 mm (3.1 inches)	88%	low