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September Weather in Kiseljak, Bosnia and Herzegovina

Last updated: August 22, 2025

In Kiseljak, Bosnia and Herzegovina, the average temperature in September hovers around 16°C (61°F). During this time, temperatures can range from a chilly 2°C (35°F) to a warm 32°C (89°F). Expect 44 mm (1.7 in) of precipitation spread over about 8 days, and enjoy an average humidity of 65% that adds a bit of moisture to the air.

September Temperature in Kiseljak

In September in Kiseljak, the average temperature is 16°C (61°F). Maximum temperatures can reach 32°C (89°F), while minimum temperatures can drop as low as 2°C (35°F). Travelers should be prepared for a wide range of weather conditions during this time.

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

The chart illustrates September temperature patterns in Kiseljak, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kiseljak, September typically has an average temperature of 16°C (61°F), with highs reaching up to 32°C (89°F) and lows dropping to around 2°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec313841495764686961524536
Data source: Temperature data for Kiseljak 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 Kiseljak

In Kiseljak in September, the total precipitation amount is 44 mm (1.7 in) over a duration of 8 days.

September Precipitation Trends in Kiseljak

The chart displays monthly precipitation patterns in Kiseljak, 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 Kiseljak, September typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec7488928998888848448387142
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Kiseljak

In Kiseljak in September, humidity is 65%. With an average temperature of 16°C (61°F), this humidity feels like a gentle warmth enveloping you, making it ideal for exploring the sights without overwhelming discomfort.

September Average Humidity in Kiseljak

This chart illustrates the average monthly humidity levels in Kiseljak, 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 Kiseljak is approximately 65%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%82%79%75%74%66%59%53%65%78%85%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Kiseljak

In Kiseljak 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 Kiseljak.

Maximum UV Index Levels in Kiseljak for September

The chart shows the monthly maximum UV Index (UVI) for Kiseljak 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 Kiseljak typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: Kiseljak 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 Kiseljak Compares to Other Months

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

This table compares monthly weather conditions in Kiseljak, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-1°C (31°F)74 mm (2.9 inches)88%low
February Weather3°C (38°F)88 mm (3.5 inches)82%moderate
March Weather5°C (42°F)92 mm (3.6 inches)79%high
April Weather10°C (49°F)89 mm (3.5 inches)75%high
May Weather14°C (57°F)98 mm (3.9 inches)74%very high
June Weather18°C (65°F)88 mm (3.5 inches)66%very high
July Weather20°C (68°F)88 mm (3.4 inches)59%very high
August Weather21°C (70°F)47 mm (1.9 inches)53%very high
September Weather16°C (61°F)44 mm (1.7 inches)65%high
October Weather11°C (52°F)83 mm (3.3 inches)78%moderate
November Weather7°C (45°F)87 mm (3.4 inches)85%moderate
December Weather2°C (37°F)142 mm (5.6 inches)86%low

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