September Weather in Dassel, United States

Last updated: June 24, 2025

In September, the average temperature in Dassel, United States is a pleasant 17°C (64°F). While you might experience lows of 2°C (35°F), temperatures can soar to a maximum of 33°C (91°F). Be prepared for some rain, as the area receives about 109 mm (4.3 in) of precipitation across 9 days. With an average humidity of 81%, you can expect a humid atmosphere, making it essential to stay hydrated and cool!

September Temperature in Dassel

In September in Dassel, the average temperature is 17°C (64°F). Maximums can reach 33°C (91°F) and minimums can be as low as 2°C (35°F). This makes Dassel a great destination for travelers seeking comfortable weather and a variety of outdoor activities.

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

The chart illustrates September temperature patterns in Dassel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Dassel, September typically has an average temperature of 17°C (64°F), with highs reaching up to 33°C (91°F) and lows dropping to around 2°C (35°F).

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

September Precipitation in Dassel

In Dassel in September, the total precipitation amount is 109 mm (4.3 in) spread over 9 days.

September Precipitation Trends in Dassel

The chart displays monthly precipitation patterns in Dassel, 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 Dassel, September typically receives around 109 mm (4.3 inches) of precipitation spread over approximately 9 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 Dassel

In Dassel in September, humidity is 81%. With an average temperature of 17°C (64°F), this humidity feels like walking through a warm mist, enveloping you in a sticky embrace that can quickly lead to discomfort during long sightseeing excursions.

September Average Humidity in Dassel

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

In Dassel in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Dassel.

Maximum UV Index Levels in Dassel for September

The chart shows the monthly maximum UV Index (UVI) for Dassel 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 Dassel typically reaches 7, which falls under the high exposure category.

Data source: Dassel 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 Dassel Compares to Other Months

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

This table compares monthly weather conditions in Dassel, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-9°C (15°F)	23 mm (0.9 inches)	87%	moderate
February Weather	-9°C (16°F)	26 mm (1.0 inches)	90%	moderate
March Weather	0°C (32°F)	56 mm (2.2 inches)	85%	moderate
April Weather	6°C (42°F)	79 mm (3.1 inches)	84%	high
May Weather	15°C (59°F)	112 mm (4.4 inches)	78%	very high
June Weather	22°C (72°F)	84 mm (3.3 inches)	80%	very high
July Weather	23°C (74°F)	98 mm (3.8 inches)	81%	very high
August Weather	21°C (70°F)	149 mm (5.9 inches)	81%	very high
September Weather	17°C (64°F)	109 mm (4.3 inches)	81%	high
October Weather	9°C (48°F)	102 mm (4.0 inches)	84%	moderate
November Weather	0°C (33°F)	30 mm (1.2 inches)	88%	moderate
December Weather	-5°C (23°F)	40 mm (1.6 inches)	84%	low