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August Weather in Gromiljak, Bosnia and Herzegovina

Last updated: August 22, 2025

The average temperature in Gromiljak, Bosnia and Herzegovina during August is a pleasant 21°C (70°F). However, be prepared for a range, as temperatures can dip to a minimum of 8°C (47°F) or soar up to a maximum of 38°C (100°F). Expect about 47 mm (1.9 in) of precipitation spread over 9 days, with an average humidity level of 53% adding to the overall climate experience.

August Temperature in Gromiljak

In August in Gromiljak, the average temperature is 21°C (70°F), with maximums reaching 38°C (100°F) and minimums dropping to 8°C (47°F). This makes Gromiljak an ideal destination for travelers looking to enjoy warm weather while also being prepared for cooler evenings.

August Weather in Gromiljak: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Gromiljak, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Gromiljak, August typically has an average temperature of 21°C (70°F), with highs reaching up to 38°C (100°F) and lows dropping to around 8°C (47°F).
JanFebMarAprMayJunJulAugSepOctNovDec313841495764686961524536
Data source: Temperature data for Gromiljak 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.

August Precipitation in Gromiljak

In Gromiljak in August, the precipitation amount is 47 mm (1.9 in) spread over a period of 9 days.

August Precipitation Trends in Gromiljak

The chart displays monthly precipitation patterns in Gromiljak, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Gromiljak, August typically receives around 47 mm (1.9 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec7488928998888848448387142
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Gromiljak

In Gromiljak in August humidity is 53%. With an average temperature of 21°C (70°F), this humidity feels like a pleasant embrace, making it comfortable for exploring the sights and sounds of the area without feeling too stifling or oppressive.

August Average Humidity in Gromiljak

This chart illustrates the average monthly humidity levels in Gromiljak, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Gromiljak is approximately 53%, 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 August generated using information from the Copernicus Climate Change Service.

August UV Index in Gromiljak

In Gromiljak in August, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Gromiljak.

Maximum UV Index Levels in Gromiljak for August

The chart shows the monthly maximum UV Index (UVI) for Gromiljak in August, 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 August, the maximum UV index in Gromiljak typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec24679101097532
Data source: Gromiljak August 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 August Weather in Gromiljak Compares to Other Months

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

This table compares monthly weather conditions in Gromiljak, showing how August’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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