June Weather in Siros, France

Last updated: August 23, 2025

In June, the average temperature in Siros, France hovers around 18°C (65°F). Expect a minimum chill of 7°C (45°F) and occasional highs reaching up to 34°C (94°F). With an average humidity of 81%, you'll experience a fair amount of moisture in the air. Be prepared for some rain, as 152 mm (6.0 in) of precipitation can be expected over 17 days during the month.

June Temperature in Siros

In June in Siros, the average temperature is 18°C (65°F), with maximums reaching up to 34°C (94°F) and minimums dropping as low as 7°C (45°F). This mild climate makes it an ideal time for travelers to explore the region comfortably.

June Weather in Siros: Daily Temperature Highs, Lows, and Averages

The chart illustrates June temperature patterns in Siros, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Siros, June typically has an average temperature of 18°C (65°F), with highs reaching up to 34°C (94°F) and lows dropping to around 7°C (45°F).

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

June Precipitation in Siros

In Siros in June, the precipitation amount is 152 mm (6.0 in) over the course of 17 days.

June Precipitation Trends in Siros

The chart displays monthly precipitation patterns in Siros, with values for each month alongside June’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how June’s conditions compare to those of other months. In Siros, June typically receives around 152 mm (6.0 inches) of precipitation spread over approximately 17 days.

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

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Millimeters (mm) Inches (in)

June Humidity in Siros

In Siros in June, humidity is 81%. With an average temperature of 18°C (65°F), this humidity feels like a thick blanket wrapping around you, making every step feel heavier and the air thick and sultry—a challenging environment for traveling.

June Average Humidity in Siros

This chart illustrates the average monthly humidity levels in Siros, with June’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In June, average humidity in Siros is approximately 81%, offering insight into how humid the weather typically is during this month.

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

June UV Index in Siros

In Siros in June, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Siros.

Maximum UV Index Levels in Siros for June

The chart shows the monthly maximum UV Index (UVI) for Siros in June, 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 June, the maximum UV index in Siros typically reaches 10, which falls under the very high exposure category.

Data source: Siros June 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 June Weather in Siros Compares to Other Months

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

This table compares monthly weather conditions in Siros, showing how June’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (42°F)	110 mm (4.3 inches)	86%	low
February Weather	8°C (47°F)	99 mm (3.9 inches)	85%	moderate
March Weather	9°C (49°F)	114 mm (4.5 inches)	82%	high
April Weather	12°C (53°F)	131 mm (5.2 inches)	81%	high
May Weather	15°C (59°F)	155 mm (6.1 inches)	80%	very high
June Weather	18°C (65°F)	152 mm (6.0 inches)	81%	very high
July Weather	20°C (69°F)	130 mm (5.1 inches)	80%	very high
August Weather	20°C (69°F)	99 mm (3.9 inches)	76%	very high
September Weather	18°C (64°F)	104 mm (4.1 inches)	75%	high
October Weather	14°C (57°F)	114 mm (4.5 inches)	81%	moderate
November Weather	9°C (48°F)	134 mm (5.3 inches)	85%	moderate
December Weather	8°C (46°F)	182 mm (7.2 inches)	87%	low