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September Weather in Radoboj, Croatia

Last updated: August 23, 2025

In Radoboj, Croatia, the average temperature in September hovers around 17°C (62°F). While you may experience a cool minimum of 3°C (37°F), the mercury can rise to a warm 32°C (90°F). Expect 114 mm (4.5 in) of precipitation spread over 11 days, accompanied by an average humidity of 65%. Enjoy the dynamic weather of this enchanting locale!

September Temperature in Radoboj

In September in Radoboj, the average temperature is 17°C (62°F). The maximum can reach 32°C (90°F), while the minimum can be as low as 3°C (37°F). This makes Radoboj a great destination for travelers looking to enjoy mild weather with the possibility of warmer days.

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

The chart illustrates September temperature patterns in Radoboj, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Radoboj, September typically has an average temperature of 17°C (62°F), with highs reaching up to 32°C (90°F) and lows dropping to around 3°C (37°F).
JanFebMarAprMayJunJulAugSepOctNovDec333944526070717262534437
Data source: Temperature data for Radoboj 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 Radoboj

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

September Precipitation Trends in Radoboj

The chart displays monthly precipitation patterns in Radoboj, 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 Radoboj, September typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 11 days.
JanFebMarAprMayJunJulAugSepOctNovDec335950601349610385114698576
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Radoboj

In Radoboj in September, humidity is 65%. With an average temperature of 17°C (62°F), this humidity feels like a gentle wrap of warmth around you, making it a comfortable time for exploring outdoor sights, yet you might want to carry a light jacket and stay hydrated while roaming the streets.

September Average Humidity in Radoboj

This chart illustrates the average monthly humidity levels in Radoboj, 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 Radoboj is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%84%78%73%71%73%70%60%65%84%89%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Radoboj

In Radoboj 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 Radoboj, you can refer to this Hourly UV Index in Radoboj.

Maximum UV Index Levels in Radoboj for September

The chart shows the monthly maximum UV Index (UVI) for Radoboj 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 Radoboj typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986432
Data source: Radoboj 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 Radoboj Compares to Other Months

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

This table compares monthly weather conditions in Radoboj, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (33°F)33 mm (1.3 inches)90%low
February Weather4°C (39°F)59 mm (2.3 inches)84%moderate
March Weather7°C (44°F)50 mm (2.0 inches)78%moderate
April Weather11°C (53°F)60 mm (2.4 inches)73%high
May Weather15°C (60°F)134 mm (5.3 inches)71%very high
June Weather21°C (70°F)96 mm (3.8 inches)73%very high
July Weather22°C (71°F)103 mm (4.1 inches)70%very high
August Weather22°C (72°F)85 mm (3.4 inches)60%very high
September Weather17°C (62°F)114 mm (4.5 inches)65%high
October Weather12°C (53°F)69 mm (2.7 inches)84%moderate
November Weather7°C (44°F)85 mm (3.3 inches)89%moderate
December Weather3°C (37°F)76 mm (3.0 inches)89%low

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