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September Weather in Ozalj, Croatia

Last updated: August 23, 2025

In September, the average temperature in Ozalj, Croatia hovers around 17°C (63°F). Expect a comfortable range, with minimums dipping to 3°C (38°F) and maximums soaring up to 34°C (93°F). With an average humidity of 62%, don't forget to prepare for about 114 mm (4.5 in) of precipitation over 11 days.

September Temperature in Ozalj

In September in Ozalj, the average temperature is 17°C (63°F), with maximums reaching 34°C (93°F) and minimums dropping as low as 3°C (38°F). This range makes it advisable for travelers to pack layers to accommodate the varying temperatures throughout the day.

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

The chart illustrates September temperature patterns in Ozalj, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Ozalj, September typically has an average temperature of 17°C (63°F), with highs reaching up to 34°C (93°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec344045536070727263544538
Data source: Temperature data for Ozalj generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Ozalj

In Ozalj in September, the total precipitation amount is 114 mm (4.5 in) spread over 11 days.

September Precipitation Trends in Ozalj

The chart displays monthly precipitation patterns in Ozalj, 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 Ozalj, September typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec55815978129718482114103106104
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Ozalj

In Ozalj in September humidity is 62%. With an average temperature of 17°C (63°F), this humidity feels like a refreshing embrace, making it pleasant for traveling as long as you stay hydrated and take breaks in the shade.

September Average Humidity in Ozalj

This chart illustrates the average monthly humidity levels in Ozalj, 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 Ozalj is approximately 62%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%83%75%72%70%69%64%51%62%81%87%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Ozalj

In Ozalj in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Ozalj, you can refer to this Hourly UV Index in Ozalj.

Maximum UV Index Levels in Ozalj for September

The chart shows the monthly maximum UV Index (UVI) for Ozalj 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 Ozalj typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986532
Data source: Ozalj 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 Ozalj Compares to Other Months

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

This table compares monthly weather conditions in Ozalj, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)55 mm (2.1 inches)89%low
February Weather4°C (40°F)81 mm (3.2 inches)83%moderate
March Weather7°C (45°F)59 mm (2.3 inches)75%moderate
April Weather11°C (53°F)78 mm (3.1 inches)72%high
May Weather16°C (61°F)129 mm (5.1 inches)70%very high
June Weather21°C (71°F)71 mm (2.8 inches)69%very high
July Weather22°C (73°F)84 mm (3.3 inches)64%very high
August Weather22°C (73°F)82 mm (3.2 inches)51%very high
September Weather17°C (63°F)114 mm (4.5 inches)62%high
October Weather12°C (54°F)102 mm (4.0 inches)81%moderate
November Weather7°C (46°F)106 mm (4.2 inches)87%moderate
December Weather3°C (38°F)104 mm (4.1 inches)88%low

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