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September Weather in Drnje, Croatia

Last updated: August 23, 2025

In Drnje, Croatia, the average temperature in September hovers around 18°C (64°F), with nighttime lows dipping to a chilly 2°C (36°F) and daytime highs reaching a warm 33°C (91°F). Expect about 87 mm (3.4 in) of precipitation over 9 days during the month, all while enjoying an average humidity of 65%.

September Temperature in Drnje

In September in Drnje, the average temperature is 18°C (64°F). Maximums can reach 33°C (91°F), and minimums can be as low as 2°C (36°F). This makes Drnje a great destination for travelers looking to experience a range of temperatures, from warm days to cooler nights.

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

The chart illustrates September temperature patterns in Drnje, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Drnje, September typically has an average temperature of 18°C (64°F), with highs reaching up to 33°C (91°F) and lows dropping to around 2°C (36°F).
JanFebMarAprMayJunJulAugSepOctNovDec344045546171737364544538
Data source: Temperature data for Drnje 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 Drnje

In Drnje in September, the precipitation amount is 87 mm (3.4 in), occurring over a span of 9 days.

September Precipitation Trends in Drnje

The chart displays monthly precipitation patterns in Drnje, 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 Drnje, September typically receives around 87 mm (3.4 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec305848509786906087687276
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Drnje

In Drnje in September, humidity is 65%. With an average temperature of 18°C (64°F), this humidity feels like a slightly muggy embrace, making outdoor exploration enjoyable but requiring a light jacket and frequent hydration breaks.

September Average Humidity in Drnje

This chart illustrates the average monthly humidity levels in Drnje, 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 Drnje 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 Drnje

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

Maximum UV Index Levels in Drnje for September

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

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

This table compares monthly weather conditions in Drnje, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)30 mm (1.2 inches)90%low
February Weather4°C (40°F)58 mm (2.3 inches)84%moderate
March Weather7°C (45°F)47 mm (1.9 inches)78%moderate
April Weather12°C (54°F)50 mm (2.0 inches)73%high
May Weather16°C (62°F)97 mm (3.8 inches)71%very high
June Weather22°C (72°F)86 mm (3.4 inches)73%very high
July Weather23°C (73°F)90 mm (3.5 inches)70%very high
August Weather23°C (74°F)60 mm (2.3 inches)60%very high
September Weather18°C (64°F)87 mm (3.4 inches)65%high
October Weather12°C (55°F)68 mm (2.7 inches)84%moderate
November Weather7°C (45°F)72 mm (2.8 inches)89%moderate
December Weather3°C (38°F)76 mm (3.0 inches)89%low

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