September Weather in Celine, Croatia

Last updated: August 23, 2025

In September, the average temperature in Celine, Croatia hovers around 18°C (65°F), creating a pleasant climate for visitors. However, temperatures can vary notably, with minimums dropping to 3°C (38°F) and maximums soaring to 31°C (88°F). Expect 114 mm (4.5 in) of precipitation over 9 days, contributing to an average humidity of 69%. Whether you’re exploring or relaxing, prepare accordingly to make the most of your time!

September Temperature in Celine

In September in Celine, the average temperature is 18°C (65°F). The maximum can reach 31°C (88°F) and the minimum can be as low as 3°C (38°F). Be sure to pack both light clothing for warm days and warmer layers for cool evenings while traveling.

September Weather in Celine: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Celine, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Celine, September typically has an average temperature of 18°C (65°F), with highs reaching up to 31°C (88°F) and lows dropping to around 3°C (38°F).

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

September Precipitation in Celine

In Celine in September, the precipitation amount is 114 mm (4.5 in) over the course of 9 days.

September Precipitation Trends in Celine

The chart displays monthly precipitation patterns in Celine, with values for each month alongside September’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how September’s conditions compare to those of other months. In Celine, September typically receives around 114 mm (4.5 inches) of precipitation spread over approximately 9 days.

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

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Millimeters (mm) Inches (in)

September Humidity in Celine

In Celine in September humidity is 69%. With an average temperature of 18°C (65°F), this humidity feels like a warm, damp blanket around you, making travel less comfortable and causing you to feel sticky and fatigued more quickly.

September Average Humidity in Celine

This chart illustrates the average monthly humidity levels in Celine, with September’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In September, average humidity in Celine is approximately 69%, offering insight into how humid the weather typically is during this month.

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

September UV Index in Celine

In Celine in September, 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 Celine.

Maximum UV Index Levels in Celine for September

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

Data source: Celine September 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 September Weather in Celine Compares to Other Months

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

This table compares monthly weather conditions in Celine, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (37°F)	105 mm (4.1 inches)	83%	low
February Weather	5°C (42°F)	133 mm (5.2 inches)	76%	moderate
March Weather	7°C (45°F)	118 mm (4.7 inches)	73%	high
April Weather	11°C (52°F)	117 mm (4.6 inches)	75%	high
May Weather	15°C (60°F)	122 mm (4.8 inches)	78%	very high
June Weather	20°C (69°F)	66 mm (2.6 inches)	75%	very high
July Weather	23°C (73°F)	53 mm (2.1 inches)	71%	very high
August Weather	23°C (74°F)	54 mm (2.1 inches)	65%	very high
September Weather	18°C (65°F)	114 mm (4.5 inches)	69%	high
October Weather	13°C (56°F)	131 mm (5.2 inches)	76%	moderate
November Weather	9°C (49°F)	251 mm (9.9 inches)	81%	moderate
December Weather	5°C (41°F)	240 mm (9.4 inches)	81%	low