April Weather in Osljak, Croatia

Last updated: August 23, 2025

In April, the average temperature in Osljak, Croatia is a pleasant 15°C (58°F). Expect cool nights with minimums dipping to 3°C (38°F), while daytime highs can reach up to 25°C (78°F). However, be prepared for some rain, as precipitation averages 61 mm (2.4 in) over 8 days. With an average humidity of 75%, the air has a refreshing feel, making it a lovely time to explore!

April Temperature in Osljak

In April in Osljak, the average temperature is 15°C (58°F). Maximum can reach 25°C (78°F), and the minimum can be as low as 3°C (38°F). This pleasant temperature range makes Osljak an ideal destination for travelers seeking comfortable weather during this time of year.

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

The chart illustrates April temperature patterns in Osljak, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Osljak, April typically has an average temperature of 15°C (58°F), with highs reaching up to 25°C (78°F) and lows dropping to around 3°C (38°F).

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

April Precipitation in Osljak

In Osljak in April, the precipitation amount is 61 mm (2.4 in) distributed over 8 days.

April Precipitation Trends in Osljak

The chart displays monthly precipitation patterns in Osljak, 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 Osljak, April typically receives around 61 mm (2.4 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 Osljak

In Osljak in April humidity is 75%. With an average temperature of 15°C (58°F), this humidity feels like you're stepping into a warm, damp blanket, making travel a bit more challenging as the air clings to your skin, leaving you craving a refreshing breeze along the way.

April Average Humidity in Osljak

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

In Osljak 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 Osljak.

Maximum UV Index Levels in Osljak for April

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

Data source: Osljak 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 Osljak Compares to Other Months

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

This table compares monthly weather conditions in Osljak, showing how April’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	7°C (46°F)	71 mm (2.8 inches)	83%	low
February Weather	9°C (49°F)	87 mm (3.4 inches)	76%	moderate
March Weather	11°C (52°F)	77 mm (3.0 inches)	73%	moderate
April Weather	15°C (58°F)	61 mm (2.4 inches)	75%	high
May Weather	19°C (66°F)	75 mm (2.9 inches)	78%	very high
June Weather	24°C (75°F)	31 mm (1.2 inches)	75%	very high
July Weather	26°C (79°F)	31 mm (1.2 inches)	71%	very high
August Weather	27°C (81°F)	32 mm (1.3 inches)	65%	very high
September Weather	22°C (72°F)	118 mm (4.6 inches)	69%	high
October Weather	17°C (63°F)	108 mm (4.2 inches)	76%	moderate
November Weather	14°C (57°F)	190 mm (7.5 inches)	81%	moderate
December Weather	10°C (50°F)	149 mm (5.9 inches)	81%	low