September Weather in Commer, France

Last updated: August 23, 2025

In Commer, France, the average temperature in September is a mild 16°C (61°F). However, temperatures can range from a refreshing minimum of 4°C (40°F) to a warm maximum of 33°C (91°F). Expect about 51 mm (2.0 in) of precipitation spread across 10 days, with an average humidity level of 79%, creating a humid yet pleasant environment.

September Temperature in Commer

In September in Commer, the average temperature is 16°C (61°F). Maximum temperatures can reach 33°C (91°F) while minimum temperatures can drop as low as 4°C (40°F). Be sure to pack layers to stay comfortable throughout the day!

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

The chart illustrates September temperature patterns in Commer, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Commer, September typically has an average temperature of 16°C (61°F), with highs reaching up to 33°C (91°F) and lows dropping to around 4°C (40°F).

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

September Precipitation in Commer

In Commer in September, the total precipitation amount is 51 mm (2.0 in) spread over a period of 10 days.

September Precipitation Trends in Commer

The chart displays monthly precipitation patterns in Commer, 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 Commer, September typically receives around 51 mm (2.0 inches) of precipitation spread over approximately 10 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 Commer

In Commer in September humidity is 79%. With an average temperature of 16°C (61°F), this humidity feels like a warm, moist embrace, making travel a bit more challenging as the air tends to weigh heavily, but it also offers a refreshing atmosphere perfect for exploring local sights and enjoying nature.

September Average Humidity in Commer

This chart illustrates the average monthly humidity levels in Commer, 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 Commer is approximately 79%, 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 Commer

In Commer 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 Commer, you can refer to this Hourly UV Index in Commer.

Maximum UV Index Levels in Commer for September

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

Data source: Commer 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 Commer Compares to Other Months

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

This table compares monthly weather conditions in Commer, 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	6°C (44°F)	71 mm (2.8 inches)	89%	moderate
March Weather	8°C (47°F)	73 mm (2.9 inches)	86%	moderate
April Weather	11°C (52°F)	45 mm (1.8 inches)	84%	high
May Weather	14°C (57°F)	76 mm (3.0 inches)	80%	very high
June Weather	18°C (64°F)	101 mm (4.0 inches)	80%	very high
July Weather	19°C (67°F)	48 mm (1.9 inches)	69%	very high
August Weather	19°C (66°F)	52 mm (2.0 inches)	73%	very high
September Weather	16°C (61°F)	51 mm (2.0 inches)	79%	high
October Weather	12°C (54°F)	90 mm (3.5 inches)	89%	moderate
November Weather	8°C (46°F)	79 mm (3.1 inches)	92%	low
December Weather	6°C (44°F)	107 mm (4.2 inches)	92%	low