September Weather in Memphis, United States

Last updated: June 24, 2025

In Memphis, United States, the average temperature in September hovers around 28°C (82°F), with a pleasant minimum of 20°C (68°F) and a maximum peak of 35°C (95°F). Expect 179 mm (7.0 in) of precipitation spread over 21 days, accompanied by an average humidity of 78%. Perfect weather for those who enjoy warm and slightly humid conditions!

September Temperature in Memphis

In September in Memphis, the average temperature is 28°C (82°F), with maximums reaching 35°C (95°F) and minimums dipping to 20°C (68°F). This pleasant climate makes it an ideal time to visit Memphis for outdoor activities and exploring the local attractions.

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

The chart illustrates September temperature patterns in Memphis, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Memphis, September typically has an average temperature of 28°C (82°F), with highs reaching up to 35°C (95°F) and lows dropping to around 20°C (68°F).

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

September Precipitation in Memphis

In Memphis in September, the precipitation amount is 179 mm (7.0 in) over a period of 21 days.

September Precipitation Trends in Memphis

The chart displays monthly precipitation patterns in Memphis, 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 Memphis, September typically receives around 179 mm (7.0 inches) of precipitation spread over approximately 21 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 Memphis

In Memphis in September humidity is 78%. With an average temperature of 28°C (82°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel more exhausting and overwhelming, potentially leading to a slower pace while exploring.

September Average Humidity in Memphis

This chart illustrates the average monthly humidity levels in Memphis, 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 Memphis is approximately 78%, 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 Memphis

In Memphis in September, the maximum UV index reaches 11, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's essential to take precautions. For more details, you can check the Hourly UV Index in Memphis.

Maximum UV Index Levels in Memphis for September

The chart shows the monthly maximum UV Index (UVI) for Memphis 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 Memphis typically reaches 11, which falls under the extreme exposure category.

Data source: Memphis 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 Memphis Compares to Other Months

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

This table compares monthly weather conditions in Memphis, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (63°F)	35 mm (1.4 inches)	82%	high
February Weather	20°C (68°F)	45 mm (1.8 inches)	82%	very high
March Weather	21°C (70°F)	22 mm (0.9 inches)	79%	very high
April Weather	24°C (75°F)	59 mm (2.3 inches)	78%	extreme
May Weather	26°C (79°F)	120 mm (4.7 inches)	76%	extreme
June Weather	28°C (82°F)	210 mm (8.3 inches)	75%	extreme
July Weather	28°C (82°F)	220 mm (8.7 inches)	74%	extreme
August Weather	28°C (83°F)	226 mm (8.9 inches)	74%	extreme
September Weather	28°C (82°F)	179 mm (7.0 inches)	78%	extreme
October Weather	26°C (79°F)	70 mm (2.7 inches)	79%	very high
November Weather	21°C (71°F)	41 mm (1.6 inches)	82%	high
December Weather	19°C (66°F)	60 mm (2.4 inches)	84%	moderate