September Weather in Strasburg, United States

Last updated: June 24, 2025

In Strasburg, United States, the average temperature in September hovers around 20°C (69°F), making it a pleasant time of year. However, temperatures can fluctuate significantly, ranging from a chilly 0°C (32°F) to a sweltering 37°C (99°F). Expect 28 mm (1.1 in) of precipitation over 5 days, with an average humidity of 79%, adding a touch of moisture to the air.

September Temperature in Strasburg

In September in Strasburg, the average temperature is 20°C (69°F). Maximums can reach 37°C (99°F) and minimums can be as low as 0°C (32°F). Pack accordingly to enjoy the variety of weather conditions during your travels!

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

The chart illustrates September temperature patterns in Strasburg, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Strasburg, September typically has an average temperature of 20°C (69°F), with highs reaching up to 37°C (99°F) and lows dropping to around 0°C (32°F).

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

September Precipitation in Strasburg

In Strasburg in September, the precipitation amount is 28 mm (1.1 in) over a period of 5 days.

September Precipitation Trends in Strasburg

The chart displays monthly precipitation patterns in Strasburg, 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 Strasburg, September typically receives around 28 mm (1.1 inches) of precipitation spread over approximately 5 days.

Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

September Humidity in Strasburg

In Strasburg in September humidity is 79%. With an average temperature of 20°C (69°F), this humidity feels like a warm, steamy embrace, making travel slightly uncomfortable as the air feels heavy and sticky, often leaving you yearning for a cool breeze or air conditioning to escape the dampness.

September Average Humidity in Strasburg

This chart illustrates the average monthly humidity levels in Strasburg, 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 Strasburg is approximately 79%, 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 Strasburg

In Strasburg in September, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Strasburg.

Maximum UV Index Levels in Strasburg for September

The chart shows the monthly maximum UV Index (UVI) for Strasburg 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 Strasburg typically reaches 9, which falls under the very high exposure category.

Data source: Strasburg 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 Strasburg Compares to Other Months

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

This table compares monthly weather conditions in Strasburg, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	0°C (33°F)	16 mm (0.6 inches)	74%	moderate
February Weather	0°C (32°F)	16 mm (0.6 inches)	75%	moderate
March Weather	6°C (43°F)	59 mm (2.3 inches)	66%	very high
April Weather	10°C (50°F)	47 mm (1.9 inches)	62%	very high
May Weather	14°C (58°F)	97 mm (3.8 inches)	74%	extreme
June Weather	22°C (71°F)	53 mm (2.1 inches)	76%	extreme
July Weather	24°C (76°F)	50 mm (2.0 inches)	75%	extreme
August Weather	23°C (74°F)	48 mm (1.9 inches)	80%	extreme
September Weather	20°C (69°F)	28 mm (1.1 inches)	79%	very high
October Weather	11°C (51°F)	28 mm (1.1 inches)	77%	high
November Weather	6°C (43°F)	18 mm (0.7 inches)	74%	moderate
December Weather	2°C (36°F)	9 mm (0.3 inches)	80%	moderate