September Weather in Niederwald, United States

Last updated: June 24, 2025

In Niederwald, United States, the average temperature in September hovers around 27°C (81°F), offering a warm climate for visitors. However, temperatures can vary significantly, with a minimum of 11°C (53°F) and soaring up to a sweltering 38°C (101°F). Expect occasional showers, as precipitation amounts reach 113 mm (4.5 in) over approximately 11 days, accompanied by an average humidity of 65%. Prepare for both sun and rain during your stay!

September Temperature in Niederwald

In September in Niederwald, the average temperature is 27°C (81°F). Maximum temperatures can reach as high as 38°C (101°F), while minimums can drop to as low as 11°C (53°F). Be prepared for warm days and cooler nights when traveling during this time.

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

The chart illustrates September temperature patterns in Niederwald, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Niederwald, September typically has an average temperature of 27°C (81°F), with highs reaching up to 38°C (101°F) and lows dropping to around 11°C (53°F).

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

September Precipitation in Niederwald

In Niederwald in September, the total precipitation amount is 113 mm (4.5 in), spread over a period of 11 days.

September Precipitation Trends in Niederwald

The chart displays monthly precipitation patterns in Niederwald, 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 Niederwald, September typically receives around 113 mm (4.5 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 Niederwald

In Niederwald in September, humidity is 65%. With an average temperature of 27°C (81°F), this humidity feels like a warm embrace, making travel feel both refreshing and slightly sticky as you explore the sights and sounds around you.

September Average Humidity in Niederwald

This chart illustrates the average monthly humidity levels in Niederwald, 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 Niederwald is approximately 65%, 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 Niederwald

In Niederwald in September, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Niederwald.

Maximum UV Index Levels in Niederwald for September

The chart shows the monthly maximum UV Index (UVI) for Niederwald 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 Niederwald typically reaches 10, which falls under the very high exposure category.

Data source: Niederwald 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 Niederwald Compares to Other Months

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

This table compares monthly weather conditions in Niederwald, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	11°C (52°F)	49 mm (1.9 inches)	79%	moderate
February Weather	12°C (54°F)	57 mm (2.2 inches)	79%	very high
March Weather	18°C (64°F)	67 mm (2.7 inches)	74%	very high
April Weather	21°C (69°F)	96 mm (3.8 inches)	76%	extreme
May Weather	25°C (77°F)	143 mm (5.6 inches)	81%	extreme
June Weather	28°C (83°F)	105 mm (4.1 inches)	76%	extreme
July Weather	29°C (85°F)	74 mm (2.9 inches)	66%	extreme
August Weather	30°C (86°F)	118 mm (4.6 inches)	58%	extreme
September Weather	27°C (81°F)	113 mm (4.5 inches)	65%	very high
October Weather	22°C (71°F)	89 mm (3.5 inches)	74%	very high
November Weather	16°C (61°F)	55 mm (2.2 inches)	81%	high
December Weather	13°C (56°F)	79 mm (3.1 inches)	86%	moderate