September Weather in Helmenzen, Germany

Last updated: August 23, 2025

In September, the average temperature in Helmenzen, Germany hovers around 15°C (59°F), with a minimum dipping to 2°C (36°F) and a maximum soaring to 32°C (91°F). Expect some rain, as the region sees about 69 mm (2.7 in) of precipitation over approximately 10 days, contributing to an average humidity of 81%.

September Temperature in Helmenzen

In September in Helmenzen, the average temperature is 15°C (59°F). Maximum temperatures can reach 32°C (91°F), while minimums can drop as low as 2°C (36°F). Be prepared for a wide range of temperatures, and pack accordingly for your travels!

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

The chart illustrates September temperature patterns in Helmenzen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Helmenzen, September typically has an average temperature of 15°C (59°F), with highs reaching up to 32°C (91°F) and lows dropping to around 2°C (36°F).

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

September Precipitation in Helmenzen

In Helmenzen in September, the precipitation amount is 69 mm (2.7 in) spread over a period of 10 days.

September Precipitation Trends in Helmenzen

The chart displays monthly precipitation patterns in Helmenzen, 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 Helmenzen, September typically receives around 69 mm (2.7 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 Helmenzen

In Helmenzen 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 Helmenzen

This chart illustrates the average monthly humidity levels in Helmenzen, 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 Helmenzen 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 Helmenzen

In Helmenzen 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 Helmenzen.

Maximum UV Index Levels in Helmenzen for September

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

Data source: Helmenzen 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 Helmenzen Compares to Other Months

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

This table compares monthly weather conditions in Helmenzen, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	2°C (37°F)	99 mm (3.9 inches)	91%	low
February Weather	4°C (39°F)	94 mm (3.7 inches)	90%	low
March Weather	6°C (43°F)	104 mm (4.1 inches)	87%	moderate
April Weather	10°C (50°F)	43 mm (1.7 inches)	84%	moderate
May Weather	13°C (56°F)	79 mm (3.1 inches)	77%	high
June Weather	18°C (66°F)	70 mm (2.7 inches)	74%	very high
July Weather	19°C (67°F)	91 mm (3.6 inches)	72%	very high
August Weather	19°C (67°F)	84 mm (3.3 inches)	71%	high
September Weather	15°C (59°F)	69 mm (2.7 inches)	81%	moderate
October Weather	11°C (52°F)	91 mm (3.6 inches)	88%	moderate
November Weather	6°C (43°F)	64 mm (2.5 inches)	91%	low
December Weather	4°C (40°F)	141 mm (5.5 inches)	92%	low