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September Weather in Memphis, United States

Last updated: June 24, 2025

In Memphis, United States, the average temperature in September hovers around 24°C (75°F). Expect a range that can dip to a brisk 6°C (43°F) or soar up to a scorching 38°C (101°F). During this time, anticipate 72 mm (2.8 in) of precipitation spread across approximately 7 days, with an average humidity level of 72%.

September Temperature in Memphis

In September in Memphis, the average temperature is 24°C (75°F). Maximum temperatures can reach 38°C (101°F), while minimums can drop as low as 6°C (43°F). This makes Memphis an ideal destination for travelers looking to enjoy a variety of weather experiences.

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 24°C (75°F), with highs reaching up to 38°C (101°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec404154607079838175615044
Data source: Temperature data for Memphis generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

September Precipitation in Memphis

In Memphis in September, the total precipitation amount is 72 mm (2.8 in) over the course of 7 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 72 mm (2.8 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec251767378378333872641624
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Memphis

In Memphis in September, humidity is 72%. With an average temperature of 24°C (75°F), this humidity feels like a warm blanket wrapped around you, making any travel plans feel pleasantly sticky but still enjoyable as long as you stay hydrated and take breaks in the shade.

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 72%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%76%64%70%78%81%82%78%72%73%81%81%
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 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, 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 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec468101112121110754
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.
 TemperaturePrecipitationHumidityUV
January Weather4°C (40°F)25 mm (1.0 inches)75%moderate
February Weather5°C (41°F)17 mm (0.7 inches)76%high
March Weather12°C (54°F)67 mm (2.7 inches)64%very high
April Weather16°C (60°F)37 mm (1.5 inches)70%very high
May Weather21°C (71°F)83 mm (3.3 inches)78%extreme
June Weather26°C (79°F)78 mm (3.1 inches)81%extreme
July Weather28°C (83°F)33 mm (1.3 inches)82%extreme
August Weather27°C (82°F)38 mm (1.5 inches)78%extreme
September Weather24°C (75°F)72 mm (2.8 inches)72%very high
October Weather16°C (61°F)63 mm (2.5 inches)73%high
November Weather10°C (51°F)16 mm (0.6 inches)80%moderate
December Weather7°C (44°F)24 mm (0.9 inches)81%moderate

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