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August Weather in Kostel, Slovenia

Last updated: August 27, 2025

In Kostel, Slovenia, the average temperature in August hovers around 20°C (68°F), with a minimum dipping to 6°C (44°F) and a maximum soaring up to 36°C (97°F). Expect about 109 mm (4.3 in) of precipitation spread over 14 days, contributing to an average humidity of 51%. Prepare accordingly for a mix of warm days and occasional showers!

August Temperature in Kostel

In August in Kostel, the average temperature is 20°C (68°F). Maximums can reach 36°C (97°F), and minimums can be as low as 6°C (44°F). Be prepared for warm days and cool evenings when traveling to Kostel during this month.

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

The chart illustrates August temperature patterns in Kostel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kostel, August typically has an average temperature of 20°C (68°F), with highs reaching up to 36°C (97°F) and lows dropping to around 6°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec313741485666686859514335
Data source: Temperature data for Kostel 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 Kostel

In Kostel in August, the precipitation amount is 109 mm (4.3 in) over the course of 14 days.

August Precipitation Trends in Kostel

The chart displays monthly precipitation patterns in Kostel, 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 Kostel, August typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 14 days.
JanFebMarAprMayJunJulAugSepOctNovDec7110981110183108142109159119127139
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Kostel

In Kostel in August, humidity is 51%. With an average temperature of 20°C (68°F), this humidity feels like a comfortable embrace, making it ideal for exploring the sights without feeling overly sticky or drained.

August Average Humidity in Kostel

This chart illustrates the average monthly humidity levels in Kostel, 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 Kostel is approximately 51%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%82%73%73%70%69%63%51%64%83%89%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Kostel

In Kostel in August, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Kostel.

Maximum UV Index Levels in Kostel for August

The chart shows the monthly maximum UV Index (UVI) for Kostel 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 Kostel typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789987532
Data source: Kostel 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 Kostel Compares to Other Months

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

This table compares monthly weather conditions in Kostel, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)71 mm (2.8 inches)88%low
February Weather3°C (37°F)109 mm (4.3 inches)82%moderate
March Weather5°C (41°F)81 mm (3.2 inches)73%moderate
April Weather9°C (49°F)110 mm (4.3 inches)73%high
May Weather13°C (56°F)183 mm (7.2 inches)70%very high
June Weather19°C (66°F)108 mm (4.3 inches)69%very high
July Weather20°C (68°F)142 mm (5.6 inches)63%very high
August Weather20°C (68°F)109 mm (4.3 inches)51%very high
September Weather15°C (59°F)159 mm (6.3 inches)64%high
October Weather10°C (51°F)119 mm (4.7 inches)83%moderate
November Weather6°C (43°F)127 mm (5.0 inches)89%moderate
December Weather2°C (36°F)139 mm (5.5 inches)88%low

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