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September Weather in Marshall, United States

Last updated: June 24, 2025

In Marshall, United States, the average temperature in September hovers around 20°C (68°F), with a range that can dip as low as 5°C (40°F) and reach up to 31°C (89°F). Visitors can expect precipitation totaling 98 mm (3.9 in) over approximately 10 days, contributing to an average humidity level of 76%. Embrace the warmth and prepare for a mix of sunny and rainy days!

September Temperature in Marshall

In September in Marshall, the average temperature is 20°C (68°F), with maximums reaching 31°C (89°F) and minimums dipping as low as 5°C (40°F). This weather makes it an ideal time to explore Marshall and enjoy a variety of outdoor activities.

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 20°C (68°F), with highs reaching up to 31°C (89°F) and lows dropping to around 5°C (40°F).
JanFebMarAprMayJunJulAugSepOctNovDec374348556469737168594541
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 total precipitation amount is 98 mm (3.9 in) recorded over a span of 10 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 98 mm (3.9 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec7912811611610688871179811971117
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 76%. With an average temperature of 20°C (68°F), this humidity feels like a warm blanket wrapping around you, making outdoor exploration both exhilarating and slightly stifling, ideal for leisurely strolls but necessitating frequent breaks to hydrate and cool off.

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 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%86%86%82%85%85%83%76%76%80%88%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.
JanFebMarAprMayJunJulAugSepOctNovDec478111212111110864
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)79 mm (3.1 inches)86%moderate
February Weather6°C (43°F)128 mm (5.0 inches)86%high
March Weather9°C (48°F)116 mm (4.6 inches)86%very high
April Weather13°C (55°F)116 mm (4.6 inches)82%extreme
May Weather18°C (64°F)106 mm (4.2 inches)85%extreme
June Weather21°C (69°F)88 mm (3.5 inches)85%extreme
July Weather23°C (73°F)87 mm (3.4 inches)83%extreme
August Weather22°C (72°F)117 mm (4.6 inches)76%extreme
September Weather20°C (68°F)98 mm (3.9 inches)76%very high
October Weather15°C (59°F)119 mm (4.7 inches)80%very high
November Weather7°C (45°F)71 mm (2.8 inches)88%high
December Weather5°C (41°F)117 mm (4.6 inches)88%moderate

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