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September Weather in Marshall, United States

Last updated: June 24, 2025

In September, the average temperature in Marshall, United States typically hovers around 23°C (74°F). While you might enjoy pleasant days, be prepared for temperature swings as the minimum can drop to 7°C (46°F), while highs can reach a sweltering 35°C (95°F). Expect some rain, with an average precipitation of 70 mm (2.8 in) spread over 6 days, and keep in mind the average humidity sits at a comfortable 59%.

September Temperature in Marshall

In September in Marshall, the average temperature is 23°C (74°F). Maximum temperatures can reach 35°C (95°F), while minimums can drop as low as 7°C (46°F). This makes it an ideal time to visit, offering warm days for exploration and cool evenings for relaxation.

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 23°C (74°F), with highs reaching up to 35°C (95°F) and lows dropping to around 7°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec384152576775797773614844
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 70 mm (2.8 in) over the course of 6 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 70 mm (2.8 inches) of precipitation spread over approximately 6 days.
JanFebMarAprMayJunJulAugSepOctNovDec74109130137179947510770977485
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 59%. With an average temperature of 23°C (74°F), this humidity feels like a warm, inviting embrace, making it comfortable for traveling as long as you stay hydrated and take breaks in the shade.

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 59%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%79%77%78%82%81%75%61%59%69%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 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 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 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36810111111109753
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 Weather3°C (38°F)74 mm (2.9 inches)82%moderate
February Weather5°C (41°F)109 mm (4.3 inches)79%high
March Weather11°C (52°F)130 mm (5.1 inches)77%very high
April Weather14°C (57°F)137 mm (5.4 inches)78%very high
May Weather20°C (68°F)179 mm (7.0 inches)82%extreme
June Weather24°C (76°F)94 mm (3.7 inches)81%extreme
July Weather26°C (80°F)75 mm (3.0 inches)75%extreme
August Weather25°C (78°F)107 mm (4.2 inches)61%very high
September Weather23°C (74°F)70 mm (2.8 inches)59%very high
October Weather16°C (61°F)97 mm (3.8 inches)69%high
November Weather9°C (48°F)74 mm (2.9 inches)82%moderate
December Weather7°C (44°F)85 mm (3.3 inches)87%moderate

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