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April Weather in Koska, Croatia

Last updated: August 23, 2025

In April, the average temperature in Koska, Croatia hovers around 12°C (54°F). Expect a minimum chill of -4°C (25°F) and the occasional peak of 30°C (86°F). During this month, you can anticipate about 53 mm (2.1 in) of precipitation spread over 10 days, contributing to an average humidity level of 70%.

April Temperature in Koska

In April in Koska, the average temperature is 12°C (54°F), with maximums reaching 30°C (86°F) and minimums dropping as low as -4°C (25°F). This variation in temperature makes it essential for travelers to pack accordingly to enjoy their visit comfortably.

April Weather in Koska: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Koska, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Koska, April typically has an average temperature of 12°C (54°F), with highs reaching up to 30°C (86°F) and lows dropping to around -4°C (25°F).
JanFebMarAprMayJunJulAugSepOctNovDec344045546372747565554639
Data source: Temperature data for Koska 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.

April Precipitation in Koska

In Koska in April, the precipitation amount is 53 mm (2.1 in) spread over a duration of 10 days.

April Precipitation Trends in Koska

The chart displays monthly precipitation patterns in Koska, with values for each month alongside April’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how April’s conditions compare to those of other months. In Koska, April typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec406154538670635844624963
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Koska

In Koska in April humidity is 70%. With an average temperature of 12°C (54°F), this humidity feels like a chilly embrace, making it essential for travelers to wear layers while exploring the area, as the dampness can seep through clothing, leaving one feeling cooler than the actual temperature suggests.

April Average Humidity in Koska

This chart illustrates the average monthly humidity levels in Koska, with April’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In April, average humidity in Koska is approximately 70%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%84%77%70%70%68%63%52%61%81%86%89%
Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Koska

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

Maximum UV Index Levels in Koska for April

The chart shows the monthly maximum UV Index (UVI) for Koska in April, 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 April, the maximum UV index in Koska typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986532
Data source: Koska April 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 April Weather in Koska Compares to Other Months

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

This table compares monthly weather conditions in Koska, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)40 mm (1.6 inches)89%low
February Weather5°C (41°F)61 mm (2.4 inches)84%moderate
March Weather7°C (45°F)54 mm (2.1 inches)77%moderate
April Weather12°C (54°F)53 mm (2.1 inches)70%high
May Weather17°C (63°F)85 mm (3.4 inches)70%very high
June Weather22°C (72°F)70 mm (2.8 inches)68%very high
July Weather23°C (74°F)63 mm (2.5 inches)63%very high
August Weather24°C (75°F)58 mm (2.3 inches)52%very high
September Weather18°C (65°F)44 mm (1.7 inches)61%high
October Weather13°C (55°F)62 mm (2.4 inches)81%moderate
November Weather8°C (46°F)49 mm (1.9 inches)86%moderate
December Weather4°C (39°F)63 mm (2.5 inches)89%low

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