April Weather in Kastel Stari, Croatia

Last updated: August 23, 2025

In April, the average temperature in Kastel Stari, Croatia hovers around 14°C (57°F), with a minimum of 4°C (39°F) and a maximum reaching 23°C (73°F). Be prepared for some rain, as the region experiences approximately 67 mm (2.6 in) of precipitation over 8 days. Additionally, expect a comfortable average humidity of 75%, making it a perfect time to explore the charm of this locale!

April Temperature in Kastel Stari

In April in Kastel Stari, the average temperature is 14°C (57°F). Maximum temperatures can reach 23°C (73°F), while the minimum can drop to as low as 4°C (39°F). Be sure to pack layers to stay comfortable while exploring.

April Weather in Kastel Stari: Daily Temperature Highs, Lows, and Averages

The chart illustrates April temperature patterns in Kastel Stari, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Kastel Stari, April typically has an average temperature of 14°C (57°F), with highs reaching up to 23°C (73°F) and lows dropping to around 4°C (39°F).

Data source: Temperature data for Kastel Stari generated using information from the Copernicus Climate Change Service.

April Precipitation in Kastel Stari

In Kastel Stari in April, the total precipitation amount is 67 mm (2.6 in) over the course of 8 days.

April Precipitation Trends in Kastel Stari

The chart displays monthly precipitation patterns in Kastel Stari, 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 Kastel Stari, April typically receives around 67 mm (2.6 inches) of precipitation spread over approximately 8 days.

Data source: Precipitation data for April generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

April Humidity in Kastel Stari

In Kastel Stari in April, humidity is 75%. With an average temperature of 14°C (57°F), this humidity feels like a damp blanket enveloping you, making outdoor activities somewhat uncomfortable and travel a bit sluggish, as the air feels heavy and the heat lingers close to your skin.

April Average Humidity in Kastel Stari

This chart illustrates the average monthly humidity levels in Kastel Stari, 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 Kastel Stari is approximately 75%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for April generated using information from the Copernicus Climate Change Service.

April UV Index in Kastel Stari

In Kastel Stari 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 Kastel Stari.

Maximum UV Index Levels in Kastel Stari for April

The chart shows the monthly maximum UV Index (UVI) for Kastel Stari 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 Kastel Stari typically reaches 7, which falls under the high exposure category.

Data source: Kastel Stari 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 Kastel Stari Compares to Other Months

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

This table compares monthly weather conditions in Kastel Stari, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	8°C (47°F)	92 mm (3.6 inches)	83%	low
February Weather	10°C (50°F)	87 mm (3.4 inches)	76%	moderate
March Weather	11°C (52°F)	76 mm (3.0 inches)	73%	high
April Weather	14°C (57°F)	67 mm (2.6 inches)	75%	high
May Weather	18°C (64°F)	57 mm (2.2 inches)	78%	very high
June Weather	22°C (72°F)	29 mm (1.1 inches)	75%	very high
July Weather	24°C (76°F)	17 mm (0.7 inches)	71%	very high
August Weather	26°C (79°F)	22 mm (0.9 inches)	65%	very high
September Weather	22°C (71°F)	89 mm (3.5 inches)	69%	high
October Weather	17°C (64°F)	94 mm (3.7 inches)	76%	moderate
November Weather	14°C (58°F)	222 mm (8.7 inches)	81%	moderate
December Weather	10°C (51°F)	189 mm (7.5 inches)	81%	low