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September Weather in Stara Gradiska, Croatia

Last updated: August 23, 2025

In September, the average temperature in Stara Gradiska, Croatia is a pleasant 18°C (64°F). However, be prepared for a range, as temperatures can dip to a chilly 3°C (37°F) or soar to a balmy 34°C (94°F). Expect 65 mm (2.5 in) of precipitation over the month, typically falling on about 8 days. With an average humidity of 62%, it’s a great time to enjoy the local sights!

September Temperature in Stara Gradiska

In September in Stara Gradiska, the average temperature is 18°C (64°F). Maximums can reach 34°C (94°F), and minimums can be as low as 3°C (37°F). Be sure to pack both light clothing for the warm days and warmer layers for the cooler evenings.

September Weather in Stara Gradiska: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Stara Gradiska, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Stara Gradiska, September typically has an average temperature of 18°C (64°F), with highs reaching up to 34°C (94°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec344045546271737464554638
Data source: Temperature data for Stara Gradiska 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 Stara Gradiska

In Stara Gradiska in September, the precipitation amount is 65 mm (2.5 in) over a span of 8 days.

September Precipitation Trends in Stara Gradiska

The chart displays monthly precipitation patterns in Stara Gradiska, 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 Stara Gradiska, September typically receives around 65 mm (2.5 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec4564576810997917265765975
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Stara Gradiska

In Stara Gradiska in September humidity is 62%. With an average temperature of 18°C (64°F), this humidity feels like a warm yet refreshing embrace, making it quite pleasant for traveling as long as you stay hydrated and take breaks in the shade.

September Average Humidity in Stara Gradiska

This chart illustrates the average monthly humidity levels in Stara Gradiska, 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 Stara Gradiska 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 Stara Gradiska

In Stara Gradiska 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 Stara Gradiska.

Maximum UV Index Levels in Stara Gradiska for September

The chart shows the monthly maximum UV Index (UVI) for Stara Gradiska 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 Stara Gradiska typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689987532
Data source: Stara Gradiska 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 Stara Gradiska Compares to Other Months

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

This table compares monthly weather conditions in Stara Gradiska, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)45 mm (1.8 inches)89%low
February Weather5°C (41°F)64 mm (2.5 inches)83%moderate
March Weather7°C (46°F)57 mm (2.3 inches)75%moderate
April Weather12°C (54°F)68 mm (2.7 inches)72%high
May Weather17°C (62°F)109 mm (4.3 inches)70%very high
June Weather22°C (71°F)97 mm (3.8 inches)69%very high
July Weather23°C (74°F)91 mm (3.6 inches)64%very high
August Weather23°C (74°F)72 mm (2.8 inches)51%very high
September Weather18°C (64°F)65 mm (2.5 inches)62%high
October Weather13°C (55°F)76 mm (3.0 inches)81%moderate
November Weather8°C (46°F)59 mm (2.3 inches)87%moderate
December Weather3°C (38°F)75 mm (3.0 inches)88%low

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