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April Weather in Delnice, Croatia

Last updated: August 23, 2025

In April, the average temperature in Delnice, Croatia hovers around 9°C (49°F). Be prepared for a range, as temperatures can dip as low as -13°C (10°F) or soar to 24°C (76°F). With an average precipitation of 111 mm (4.4 in) spread over 12 days, and humidity levels sitting at 73%, layering up and staying dry will be key to enjoying your time in this diverse climate!

April Temperature in Delnice

In April in Delnice, the average temperature is 9°C (49°F). The maximum can reach 24°C (76°F) and the minimum can be as low as -13°C (10°F). It's important to pack layers and be prepared for a wide range of temperatures while exploring this destination.

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

The chart illustrates April temperature patterns in Delnice, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Delnice, April typically has an average temperature of 9°C (49°F), with highs reaching up to 24°C (76°F) and lows dropping to around -13°C (10°F).
JanFebMarAprMayJunJulAugSepOctNovDec323741485666686859514336
Data source: Temperature data for Delnice 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 Delnice

In Delnice, in April, the precipitation amount is 111 mm (4.4 in) over a span of 12 days.

April Precipitation Trends in Delnice

The chart displays monthly precipitation patterns in Delnice, 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 Delnice, April typically receives around 111 mm (4.4 inches) of precipitation spread over approximately 12 days.
JanFebMarAprMayJunJulAugSepOctNovDec8113610211119010612498172137154171
Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.
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April Humidity in Delnice

In Delnice in April, humidity is 73%. With an average temperature of 9°C (49°F), this humidity feels like a damp chill in the air, making outdoor activities slightly uncomfortable and requiring extra layers for warmth while traveling.

April Average Humidity in Delnice

This chart illustrates the average monthly humidity levels in Delnice, 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 Delnice is approximately 73%, 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 April generated using information from the Copernicus Climate Change Service.

April UV Index in Delnice

In Delnice in April, 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 Delnice.

Maximum UV Index Levels in Delnice for April

The chart shows the monthly maximum UV Index (UVI) for Delnice 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 Delnice typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235789987532
Data source: Delnice 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 Delnice Compares to Other Months

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

This table compares monthly weather conditions in Delnice, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather0°C (32°F)81 mm (3.2 inches)88%low
February Weather3°C (38°F)136 mm (5.4 inches)82%moderate
March Weather5°C (41°F)102 mm (4.0 inches)73%moderate
April Weather9°C (49°F)111 mm (4.4 inches)73%high
May Weather13°C (56°F)190 mm (7.5 inches)70%very high
June Weather19°C (66°F)106 mm (4.2 inches)69%very high
July Weather20°C (68°F)124 mm (4.9 inches)63%very high
August Weather20°C (69°F)98 mm (3.9 inches)51%very high
September Weather15°C (59°F)172 mm (6.8 inches)64%high
October Weather11°C (51°F)137 mm (5.4 inches)83%moderate
November Weather6°C (43°F)154 mm (6.1 inches)89%moderate
December Weather2°C (36°F)171 mm (6.7 inches)88%low

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