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September Weather in Illfurth, France

Last updated: August 23, 2025

In September, the average temperature in Illfurth, France hovers around 16°C (61°F). Visitors can expect a minimum of 3°C (38°F) and a maximum of 31°C (89°F). The month also sees precipitation totaling 52 mm (2.0 in) over approximately 9 days, while the average humidity remains elevated at 81%, adding to the region's unique atmosphere.

September Temperature in Illfurth

In September in Illfurth, the average temperature is 16°C (61°F), with maximums reaching up to 31°C (89°F) and minimums dropping as low as 3°C (38°F). This makes it a great time for travelers to enjoy a mix of warm and cooler days, perfect for exploring the outdoors.

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

The chart illustrates September temperature patterns in Illfurth, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Illfurth, September typically has an average temperature of 16°C (61°F), with highs reaching up to 31°C (89°F) and lows dropping to around 3°C (38°F).
JanFebMarAprMayJunJulAugSepOctNovDec363944505766696861524238
Data source: Temperature data for Illfurth generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Illfurth

In Illfurth in September, the precipitation amount is 52 mm (2.0 in) over a span of 9 days.

September Precipitation Trends in Illfurth

The chart displays monthly precipitation patterns in Illfurth, 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 Illfurth, September typically receives around 52 mm (2.0 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec88758248109877772528070120
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Illfurth

In Illfurth in September, humidity is 81%. With an average temperature of 16°C (61°F), this humidity feels like a warm, heavy blanket wrapping around you as you explore the sights, making it essential to stay hydrated and take regular breaks in the shade.

September Average Humidity in Illfurth

This chart illustrates the average monthly humidity levels in Illfurth, 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 Illfurth is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%89%87%84%80%82%82%77%81%89%89%91%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Illfurth

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

Maximum UV Index Levels in Illfurth for September

The chart shows the monthly maximum UV Index (UVI) for Illfurth 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 Illfurth typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec235689986421
Data source: Illfurth 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 Illfurth Compares to Other Months

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

This table compares monthly weather conditions in Illfurth, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)88 mm (3.5 inches)91%low
February Weather4°C (40°F)75 mm (2.9 inches)89%moderate
March Weather6°C (44°F)82 mm (3.2 inches)87%moderate
April Weather10°C (51°F)48 mm (1.9 inches)84%high
May Weather14°C (57°F)109 mm (4.3 inches)80%very high
June Weather19°C (67°F)87 mm (3.4 inches)82%very high
July Weather21°C (69°F)77 mm (3.0 inches)82%very high
August Weather20°C (69°F)72 mm (2.9 inches)77%very high
September Weather16°C (61°F)52 mm (2.0 inches)81%high
October Weather11°C (52°F)80 mm (3.2 inches)89%moderate
November Weather6°C (42°F)70 mm (2.8 inches)89%low
December Weather4°C (39°F)120 mm (4.7 inches)91%low

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