September Weather in Sillars, France

Last updated: August 23, 2025

In September, the average temperature in Sillars, France hovers around 18°C (65°F), with a minimum of 4°C (40°F) and a maximum soaring to 35°C (96°F). Expect about 39 mm (1.5 in) of precipitation over 7 days, and enjoy the tropical ambiance with an average humidity of 76%. Embrace the climate while exploring!

September Temperature in Sillars

In September in Sillars, the average temperature is 18°C (65°F). Maximums can reach 35°C (96°F), while minimums can drop as low as 4°C (40°F). Be prepared for a range of temperatures, making it ideal to pack layers for your travels.

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

The chart illustrates September temperature patterns in Sillars, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Sillars, September typically has an average temperature of 18°C (65°F), with highs reaching up to 35°C (96°F) and lows dropping to around 4°C (40°F).

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

September Precipitation in Sillars

In Sillars in September, the precipitation amount is 39 mm (1.5 in) over the course of 7 days.

September Precipitation Trends in Sillars

The chart displays monthly precipitation patterns in Sillars, 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 Sillars, September typically receives around 39 mm (1.5 inches) of precipitation spread over approximately 7 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Sillars

In Sillars in September, humidity is 76%. With an average temperature of 18°C (65°F), this humidity feels like a warm embrace, making travel a little sticky but enjoyable, as long as you stay hydrated and take breaks in the shade.

September Average Humidity in Sillars

This chart illustrates the average monthly humidity levels in Sillars, 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 Sillars is approximately 76%, 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 Sillars

In Sillars in September, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Sillars, you can refer to this Hourly UV Index in Sillars.

Maximum UV Index Levels in Sillars for September

The chart shows the monthly maximum UV Index (UVI) for Sillars 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 Sillars typically reaches 6, which falls under the high exposure category.

Data source: Sillars 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 Sillars Compares to Other Months

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

This table compares monthly weather conditions in Sillars, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	5°C (41°F)	58 mm (2.3 inches)	90%	low
February Weather	7°C (45°F)	64 mm (2.5 inches)	88%	moderate
March Weather	9°C (49°F)	74 mm (2.9 inches)	85%	moderate
April Weather	12°C (54°F)	53 mm (2.1 inches)	83%	high
May Weather	15°C (60°F)	83 mm (3.3 inches)	83%	very high
June Weather	19°C (67°F)	73 mm (2.9 inches)	79%	very high
July Weather	22°C (71°F)	36 mm (1.4 inches)	71%	very high
August Weather	21°C (70°F)	25 mm (1.0 inches)	68%	very high
September Weather	18°C (65°F)	39 mm (1.5 inches)	76%	high
October Weather	14°C (57°F)	76 mm (3.0 inches)	87%	moderate
November Weather	8°C (47°F)	70 mm (2.8 inches)	91%	moderate
December Weather	7°C (45°F)	102 mm (4.0 inches)	93%	low