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September Weather in Marshall, United States

Last updated: June 24, 2025

In September, the average temperature in Marshall, United States hovers around 26°C (79°F). Temperatures can fluctuate, with a minimum of 11°C (52°F) and soaring to a maximum of 39°C (102°F). Expect 91 mm (3.6 in) of precipitation spread over 9 days, complemented by an average humidity level of 63%.

September Temperature in Marshall

In September in Marshall, the average temperature is 26°C (79°F). Maximums can reach 39°C (102°F) and minimums can be as low as 11°C (52°F). Travelers should be prepared for both warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Marshall, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Marshall, September typically has an average temperature of 26°C (79°F), with highs reaching up to 39°C (102°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec485161657481848379685652
Data source: Temperature data for Marshall 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 Marshall

In Marshall in September, the precipitation amount is 91 mm (3.6 in) spread over 9 days.

September Precipitation Trends in Marshall

The chart displays monthly precipitation patterns in Marshall, 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 Marshall, September typically receives around 91 mm (3.6 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec10415213016814711085929110664129
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Marshall

In Marshall in September humidity is 63%. With average temperature 26°C (79°F), this humidity feels like a warm embrace, making it perfect for leisurely strolls or exploring local attractions, though be prepared for a slight stickiness that may prompt you to seek shade or refreshing beverages along the way.

September Average Humidity in Marshall

This chart illustrates the average monthly humidity levels in Marshall, 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 Marshall is approximately 63%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%78%79%81%77%72%65%63%70%82%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Marshall

In Marshall 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 Marshall.

Maximum UV Index Levels in Marshall for September

The chart shows the monthly maximum UV Index (UVI) for Marshall 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 Marshall typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101111111110864
Data source: Marshall 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 Marshall Compares to Other Months

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

This table compares monthly weather conditions in Marshall, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather9°C (49°F)104 mm (4.1 inches)82%moderate
February Weather11°C (51°F)152 mm (6.0 inches)80%high
March Weather16°C (61°F)130 mm (5.1 inches)78%very high
April Weather18°C (65°F)168 mm (6.6 inches)79%very high
May Weather23°C (75°F)147 mm (5.8 inches)81%extreme
June Weather27°C (81°F)110 mm (4.3 inches)77%extreme
July Weather29°C (84°F)85 mm (3.4 inches)72%extreme
August Weather29°C (84°F)92 mm (3.6 inches)65%extreme
September Weather26°C (79°F)91 mm (3.6 inches)63%very high
October Weather20°C (68°F)106 mm (4.2 inches)70%very high
November Weather14°C (57°F)64 mm (2.5 inches)82%high
December Weather11°C (53°F)129 mm (5.1 inches)88%moderate

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