September Weather in Fayette, United States

Last updated: June 24, 2025

In September, the average temperature in Fayette, United States is a mild 18°C (65°F). However, temperatures can range from a chilly 2°C (36°F) to a warm 32°C (91°F). Expect 129 mm (5.1 in) of precipitation spread over approximately 11 days, contributing to an average humidity of 74%. Keep this in mind when planning your visit!

September Temperature in Fayette

In September in Fayette, the average temperature is 18°C (65°F). Maximums can reach 32°C (91°F), and minimums can drop as low as 2°C (36°F). Be prepared for a wide range of temperatures, making layered clothing a great choice for your travels.

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

The chart illustrates September temperature patterns in Fayette, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Fayette, September typically has an average temperature of 18°C (65°F), with highs reaching up to 32°C (91°F) and lows dropping to around 2°C (36°F).

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

September Precipitation in Fayette

In Fayette in September, the precipitation amount is 129 mm (5.1 in) spread over 11 days, indicating a wet period for the area.

September Precipitation Trends in Fayette

The chart displays monthly precipitation patterns in Fayette, 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 Fayette, September typically receives around 129 mm (5.1 inches) of precipitation spread over approximately 11 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 Fayette

In Fayette in September humidity is 74%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can make even short walks feel laborious, leading travelers to seek shade and refreshment more often.

September Average Humidity in Fayette

This chart illustrates the average monthly humidity levels in Fayette, 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 Fayette is approximately 74%, 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 Fayette

In Fayette in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Fayette.

Maximum UV Index Levels in Fayette for September

The chart shows the monthly maximum UV Index (UVI) for Fayette 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 Fayette typically reaches 8, which falls under the very high exposure category.

Data source: Fayette 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 Fayette Compares to Other Months

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

This table compares monthly weather conditions in Fayette, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	-7°C (20°F)	41 mm (1.6 inches)	84%	moderate
February Weather	-6°C (21°F)	53 mm (2.1 inches)	85%	moderate
March Weather	2°C (36°F)	66 mm (2.6 inches)	84%	moderate
April Weather	8°C (46°F)	77 mm (3.0 inches)	83%	very high
May Weather	15°C (60°F)	169 mm (6.7 inches)	75%	very high
June Weather	22°C (72°F)	137 mm (5.4 inches)	79%	extreme
July Weather	23°C (75°F)	109 mm (4.3 inches)	75%	very high
August Weather	21°C (71°F)	98 mm (3.9 inches)	69%	very high
September Weather	18°C (65°F)	129 mm (5.1 inches)	74%	very high
October Weather	10°C (51°F)	140 mm (5.5 inches)	79%	moderate
November Weather	2°C (36°F)	48 mm (1.9 inches)	88%	moderate
December Weather	-2°C (29°F)	38 mm (1.5 inches)	82%	low