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August Weather in Kastav, Croatia

Last updated: August 23, 2025

In August, the average temperature in Kastav, Croatia hovers around 21°C (71°F), offering a pleasing climate. Expect a minimum of 10°C (50°F) and a maximum of 34°C (94°F), making it an ideal time for various activities. However, be prepared for about 120 mm (4.7 in) of precipitation spread over 12 days, which contributes to an average humidity of 51%.

August Temperature in Kastav

In August in Kastav, the average temperature is 21°C (71°F). Maximum temperatures can reach 34°C (94°F), while minimums can drop to as low as 10°C (50°F). This pleasant climate makes Kastav an ideal destination for travelers seeking comfortable weather.

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

The chart illustrates August temperature patterns in Kastav, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kastav, August typically has an average temperature of 21°C (71°F), with highs reaching up to 34°C (94°F) and lows dropping to around 10°C (50°F).
JanFebMarAprMayJunJulAugSepOctNovDec343943505868707061534537
Data source: Temperature data for Kastav 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 Kastav

In Kastav in August, the precipitation amount is 120 mm (4.7 in) over a period of 12 days.

August Precipitation Trends in Kastav

The chart displays monthly precipitation patterns in Kastav, 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 Kastav, August typically receives around 120 mm (4.7 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec91175128136214110117120219170217205
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Kastav

In Kastav in August, humidity is 51%. With an average temperature of 21°C (71°F), this humidity feels like a comfortable embrace, making it pleasant for traveling, as the air is refreshing yet not overly heavy, allowing for enjoyable exploration without discomfort.

August Average Humidity in Kastav

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

In Kastav 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 Kastav.

Maximum UV Index Levels in Kastav for August

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

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

This table compares monthly weather conditions in Kastav, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)91 mm (3.6 inches)88%low
February Weather4°C (39°F)175 mm (6.9 inches)82%moderate
March Weather6°C (43°F)128 mm (5.0 inches)73%moderate
April Weather10°C (51°F)136 mm (5.4 inches)73%high
May Weather14°C (58°F)214 mm (8.4 inches)70%very high
June Weather20°C (68°F)110 mm (4.3 inches)69%very high
July Weather21°C (70°F)117 mm (4.6 inches)63%very high
August Weather21°C (71°F)120 mm (4.7 inches)51%very high
September Weather16°C (62°F)219 mm (8.6 inches)64%high
October Weather12°C (53°F)170 mm (6.7 inches)83%moderate
November Weather7°C (45°F)217 mm (8.5 inches)89%moderate
December Weather3°C (38°F)205 mm (8.1 inches)88%low

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