September Weather in Filer, United States

Last updated: June 24, 2025

In September, the average temperature in Filer, United States is a comfortable 19°C (66°F). While you might experience a minimum of 1°C (35°F), temperatures can soar up to a sizzling 39°C (103°F). Expect a moderate precipitation amount of 16 mm (0.6 in) spread over 2 days, with an average humidity level of 46%.

September Temperature in Filer

In September in Filer, the average temperature is 19°C (66°F). The maximum can reach 39°C (103°F), and the minimum can be as low as 1°C (35°F). It's advisable to pack both lightweight clothing for the heat and layers for the cooler evenings if you're planning to travel during this time.

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

The chart illustrates September temperature patterns in Filer, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Filer, September typically has an average temperature of 19°C (66°F), with highs reaching up to 39°C (103°F) and lows dropping to around 1°C (35°F).

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

September Precipitation in Filer

In Filer in September, the precipitation amount is 16 mm (0.6 in) over a period of 2 days.

September Precipitation Trends in Filer

The chart displays monthly precipitation patterns in Filer, 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 Filer, September typically receives around 16 mm (0.6 inches) of precipitation spread over approximately 2 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 Filer

In Filer in September humidity is 46%. With an average temperature of 19°C (66°F), this humidity feels like a refreshing embrace, making it comfortable for traveling as long as you're prepared for occasional warmth and a gentle stickiness in the air.

September Average Humidity in Filer

This chart illustrates the average monthly humidity levels in Filer, 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 Filer is approximately 46%, 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 Filer

In Filer 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 Filer.

Maximum UV Index Levels in Filer for September

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

Data source: Filer 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 Filer Compares to Other Months

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

This table compares monthly weather conditions in Filer, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-1°C (31°F)	40 mm (1.6 inches)	91%	moderate
February Weather	1°C (34°F)	46 mm (1.8 inches)	92%	moderate
March Weather	6°C (43°F)	39 mm (1.5 inches)	85%	high
April Weather	10°C (50°F)	33 mm (1.3 inches)	76%	very high
May Weather	15°C (59°F)	39 mm (1.5 inches)	66%	very high
June Weather	21°C (70°F)	16 mm (0.6 inches)	62%	extreme
July Weather	26°C (80°F)	5 mm (0.2 inches)	53%	extreme
August Weather	25°C (76°F)	10 mm (0.4 inches)	42%	very high
September Weather	19°C (66°F)	16 mm (0.6 inches)	46%	very high
October Weather	10°C (50°F)	26 mm (1.0 inches)	64%	high
November Weather	5°C (41°F)	32 mm (1.2 inches)	83%	moderate
December Weather	0°C (32°F)	39 mm (1.5 inches)	87%	moderate