September Weather in Redon, France

Last updated: August 23, 2025

In September, the average temperature in Redon, France hovers around 17°C (62°F), with fluctuations that can see lows of 5°C (42°F) and highs reaching up to 32°C (90°F). Expect about 44 mm (1.7 in) of precipitation spread over 8 days, contributing to an average humidity level of 75%. Whether you're planning outdoor activities or cozy indoor time, be ready for a mix of weather!

September Temperature in Redon

In September in Redon, the average temperature is 17°C (62°F). Maximums can reach 32°C (90°F) and minimums can be as low as 5°C (42°F). Travelers should be prepared for warm days and cooler nights, making layering an ideal choice for this month.

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

The chart illustrates September temperature patterns in Redon, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Redon, September typically has an average temperature of 17°C (62°F), with highs reaching up to 32°C (90°F) and lows dropping to around 5°C (42°F).

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

September Precipitation in Redon

In Redon in September, the total precipitation amount is 44 mm (1.7 in) over a duration of 8 days.

September Precipitation Trends in Redon

The chart displays monthly precipitation patterns in Redon, 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 Redon, September typically receives around 44 mm (1.7 inches) of precipitation spread over approximately 8 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 Redon

In Redon in September, humidity is 75%. With an average temperature of 17°C (62°F), this humidity feels like a warm, muggy embrace that can leave travelers feeling sticky and a bit sluggish as they navigate the sights.

September Average Humidity in Redon

This chart illustrates the average monthly humidity levels in Redon, 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 Redon is approximately 75%, 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 Redon

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

Maximum UV Index Levels in Redon for September

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

Data source: Redon 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 Redon Compares to Other Months

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

This table compares monthly weather conditions in Redon, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	6°C (43°F)	44 mm (1.7 inches)	88%	low
February Weather	7°C (45°F)	61 mm (2.4 inches)	87%	moderate
March Weather	9°C (48°F)	61 mm (2.4 inches)	84%	moderate
April Weather	11°C (53°F)	50 mm (2.0 inches)	83%	high
May Weather	14°C (58°F)	67 mm (2.6 inches)	81%	very high
June Weather	18°C (64°F)	90 mm (3.5 inches)	75%	very high
July Weather	20°C (67°F)	47 mm (1.8 inches)	65%	very high
August Weather	19°C (66°F)	47 mm (1.8 inches)	67%	very high
September Weather	17°C (62°F)	44 mm (1.7 inches)	75%	high
October Weather	13°C (56°F)	85 mm (3.4 inches)	85%	moderate
November Weather	9°C (48°F)	69 mm (2.7 inches)	88%	low
December Weather	8°C (46°F)	94 mm (3.7 inches)	90%	low