September Weather in Polaca, Croatia

Last updated: August 23, 2025

In September, the average temperature in Polaca, Croatia hovers around 22°C (71°F). Be prepared for a temperature range that can drop to a refreshing 7°C (45°F) at night or soar to a sizzling 36°C (97°F) during the day. With an average humidity of 69%, you can expect a moderate feel in the air. However, don’t forget your umbrella, as 116 mm (4.5 in) of precipitation typically falls over 9 days this month!

September Temperature in Polaca

In September in Polaca, the average temperature is 22°C (71°F). Maximums can reach 36°C (97°F) and minimums can be as low as 7°C (45°F). This makes it a great time to explore Polaca while enjoying pleasantly warm days and cool evenings.

September Weather in Polaca: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Polaca, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Polaca, September typically has an average temperature of 22°C (71°F), with highs reaching up to 36°C (97°F) and lows dropping to around 7°C (45°F).

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

September Precipitation in Polaca

In Polaca in September, the precipitation amount is 116 mm (4.5 in) over the course of 9 days.

September Precipitation Trends in Polaca

The chart displays monthly precipitation patterns in Polaca, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Polaca, September typically receives around 116 mm (4.5 inches) of precipitation spread over approximately 9 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Polaca

In Polaca in September humidity is 69%. With an average temperature of 22°C (71°F), this humidity feels like walking through a warm embrace, making travel slightly uncomfortable yet refreshing, as the air clings to your skin and adds a layer of warmth to your exploration.

September Average Humidity in Polaca

This chart illustrates the average monthly humidity levels in Polaca, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Polaca is approximately 69%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Polaca

In Polaca in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Polaca.

Maximum UV Index Levels in Polaca for September

The chart shows the monthly maximum UV Index (UVI) for Polaca in September, 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 September, the maximum UV index in Polaca typically reaches 7, which falls under the high exposure category.

Data source: Polaca September 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 September Weather in Polaca Compares to Other Months

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

This table compares monthly weather conditions in Polaca, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	76 mm (3.0 inches)	83%	low
February Weather	9°C (48°F)	101 mm (4.0 inches)	76%	moderate
March Weather	11°C (51°F)	89 mm (3.5 inches)	73%	moderate
April Weather	14°C (58°F)	71 mm (2.8 inches)	75%	high
May Weather	19°C (67°F)	83 mm (3.3 inches)	78%	very high
June Weather	24°C (76°F)	42 mm (1.7 inches)	75%	very high
July Weather	27°C (80°F)	33 mm (1.3 inches)	71%	very high
August Weather	27°C (82°F)	39 mm (1.5 inches)	65%	very high
September Weather	22°C (71°F)	116 mm (4.5 inches)	69%	high
October Weather	16°C (61°F)	113 mm (4.5 inches)	76%	moderate
November Weather	12°C (55°F)	198 mm (7.8 inches)	81%	moderate
December Weather	9°C (48°F)	156 mm (6.2 inches)	81%	low