September Weather in Bergisch Gladbach, Germany

Last updated: August 23, 2025

In Bergisch Gladbach, Germany, the average temperature in September hovers around 15°C (59°F). Expect a minimum of 2°C (37°F) and a maximum of 33°C (91°F), making for quite the temperature range! Be prepared for 73 mm (2.9 in) of precipitation spread over 11 days, contributing to a high average humidity of 81%.

September Temperature in Bergisch Gladbach

In September in Bergisch Gladbach, the average temperature is 15°C (59°F). Maximums can reach 33°C (91°F), and minimums can be as low as 2°C (37°F). It's advisable to pack layers to adapt to the wide temperature range while enjoying your travels.

September Weather in Bergisch Gladbach: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Bergisch Gladbach, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Bergisch Gladbach, September typically has an average temperature of 15°C (59°F), with highs reaching up to 33°C (91°F) and lows dropping to around 2°C (37°F).

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

September Precipitation in Bergisch Gladbach

In Bergisch Gladbach in September, the precipitation amount is 73 mm (2.9 in), spread over 11 days.

September Precipitation Trends in Bergisch Gladbach

The chart displays monthly precipitation patterns in Bergisch Gladbach, 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 Bergisch Gladbach, September typically receives around 73 mm (2.9 inches) of precipitation spread over approximately 11 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 Bergisch Gladbach

In Bergisch Gladbach in September humidity is 81%. With an average temperature of 15°C (59°F), this humidity feels like a heavy blanket draped over you, making traveling quite uncomfortable as you constantly wipe away beads of sweat and feel the stickiness clinging to your clothes.

September Average Humidity in Bergisch Gladbach

This chart illustrates the average monthly humidity levels in Bergisch Gladbach, 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 Bergisch Gladbach is approximately 81%, 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 Bergisch Gladbach

In Bergisch Gladbach in September, the maximum UV index reaches 5, which corresponds to a moderate Exposure Category. Under these conditions, the estimated time to burn is approximately 30 minutes. For more details, you can check the Hourly UV Index in Bergisch Gladbach.

Maximum UV Index Levels in Bergisch Gladbach for September

The chart shows the monthly maximum UV Index (UVI) for Bergisch Gladbach 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 Bergisch Gladbach typically reaches 5, which falls under the moderate exposure category.

Data source: Bergisch Gladbach 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 Bergisch Gladbach Compares to Other Months

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

This table compares monthly weather conditions in Bergisch Gladbach, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	3°C (37°F)	106 mm (4.2 inches)	91%	low
February Weather	4°C (40°F)	100 mm (3.9 inches)	90%	low
March Weather	6°C (44°F)	108 mm (4.3 inches)	87%	moderate
April Weather	10°C (50°F)	43 mm (1.7 inches)	84%	moderate
May Weather	14°C (57°F)	75 mm (2.9 inches)	77%	high
June Weather	19°C (66°F)	65 mm (2.6 inches)	74%	very high
July Weather	19°C (67°F)	101 mm (4.0 inches)	72%	very high
August Weather	19°C (67°F)	86 mm (3.4 inches)	71%	high
September Weather	15°C (59°F)	73 mm (2.9 inches)	81%	moderate
October Weather	11°C (53°F)	106 mm (4.2 inches)	88%	moderate
November Weather	6°C (44°F)	73 mm (2.9 inches)	91%	low
December Weather	4°C (40°F)	145 mm (5.7 inches)	92%	low