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September Weather in Langenfeld, Germany

Last updated: August 23, 2025

In September, the average temperature in Langenfeld, Germany is a pleasant 15°C (58°F). However, you can expect a temperature range that dips as low as 1°C (35°F) and can rise to a warm 32°C (89°F). Precipitation is moderate, with 53 mm (2.1 in) spread over about 8 days, while the air tends to be quite humid, averaging around 81%.

September Temperature in Langenfeld

In September in Langenfeld, the average temperature is 15°C (58°F). The maximum can reach 32°C (89°F) and the minimum can be as low as 1°C (35°F). This range makes it an ideal time for travelers to pack layers and enjoy various outdoor activities.

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

The chart illustrates September temperature patterns in Langenfeld, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Langenfeld, September typically has an average temperature of 15°C (58°F), with highs reaching up to 32°C (89°F) and lows dropping to around 1°C (35°F).
JanFebMarAprMayJunJulAugSepOctNovDec363943485564656558524339
Data source: Temperature data for Langenfeld 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 Langenfeld

In Langenfeld in September, the total precipitation amount is 53 mm (2.1 in) over the course of 8 days.

September Precipitation Trends in Langenfeld

The chart displays monthly precipitation patterns in Langenfeld, 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 Langenfeld, September typically receives around 53 mm (2.1 inches) of precipitation spread over approximately 8 days.
JanFebMarAprMayJunJulAugSepOctNovDec635969398387878153614890
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Langenfeld

In Langenfeld in September humidity is 81%. With an average temperature of 15°C (58°F), this humidity feels like a mild, damp embrace that can make outdoor activities feel heavy and exhausting, requiring frequent breaks in the shade or a cool beverage to refresh yourself.

September Average Humidity in Langenfeld

This chart illustrates the average monthly humidity levels in Langenfeld, 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 Langenfeld is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec91%90%87%84%77%74%72%71%81%88%91%92%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Langenfeld

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

Maximum UV Index Levels in Langenfeld for September

The chart shows the monthly maximum UV Index (UVI) for Langenfeld 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 Langenfeld typically reaches 6, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec234589876421
Data source: Langenfeld 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 Langenfeld Compares to Other Months

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

This table compares monthly weather conditions in Langenfeld, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather2°C (36°F)63 mm (2.5 inches)91%low
February Weather4°C (39°F)59 mm (2.3 inches)90%moderate
March Weather6°C (43°F)68 mm (2.7 inches)87%moderate
April Weather9°C (49°F)39 mm (1.5 inches)84%moderate
May Weather13°C (55°F)83 mm (3.3 inches)77%very high
June Weather18°C (64°F)86 mm (3.4 inches)74%very high
July Weather18°C (65°F)87 mm (3.4 inches)72%very high
August Weather18°C (65°F)81 mm (3.2 inches)71%high
September Weather15°C (58°F)53 mm (2.1 inches)81%high
October Weather11°C (52°F)61 mm (2.4 inches)88%moderate
November Weather6°C (43°F)48 mm (1.9 inches)91%low
December Weather4°C (39°F)90 mm (3.5 inches)92%low

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