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September Weather in Glenwood, United States

Last updated: June 24, 2025

In September, the average temperature in Glenwood, United States is a pleasant 16°C (62°F). However, temperatures can dip as low as 0°C (32°F) and reach a scorching 32°C (90°F). Expect about 93 mm (3.6 in) of precipitation spread over 10 days, and enjoy the lush atmosphere with an average humidity of 82%.

September Temperature in Glenwood

In September in Glenwood, the average temperature is 16°C (62°F). Maximums can reach 32°C (90°F), while minimums can drop as low as 0°C (32°F). Be prepared for a wide range of temperatures during your travels!

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

The chart illustrates September temperature patterns in Glenwood, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Glenwood, September typically has an average temperature of 16°C (62°F), with highs reaching up to 32°C (90°F) and lows dropping to around 0°C (32°F).
JanFebMarAprMayJunJulAugSepOctNovDec121229405770736962453020
Data source: Temperature data for Glenwood 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 Glenwood

In Glenwood in September, the precipitation amount is 93 mm (3.6 in) over the course of 10 days.

September Precipitation Trends in Glenwood

The chart displays monthly precipitation patterns in Glenwood, 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 Glenwood, September typically receives around 93 mm (3.6 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec19193968858511712293882641
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Glenwood

In Glenwood in September, humidity is 82%. With an average temperature of 16°C (62°F), this humidity feels like a blanket of warmth enveloping you, making traveling feel sticky and heavy as you navigate through the air.

September Average Humidity in Glenwood

This chart illustrates the average monthly humidity levels in Glenwood, 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 Glenwood is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec85%89%81%82%76%81%82%83%82%82%87%84%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Glenwood

In Glenwood in September, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Glenwood.

Maximum UV Index Levels in Glenwood for September

The chart shows the monthly maximum UV Index (UVI) for Glenwood 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 Glenwood typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3567910997532
Data source: Glenwood 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 Glenwood Compares to Other Months

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

This table compares monthly weather conditions in Glenwood, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-11°C (13°F)19 mm (0.7 inches)85%moderate
February Weather-11°C (13°F)19 mm (0.8 inches)89%moderate
March Weather-1°C (30°F)39 mm (1.5 inches)81%high
April Weather4°C (40°F)68 mm (2.7 inches)82%high
May Weather14°C (57°F)85 mm (3.4 inches)76%very high
June Weather21°C (70°F)85 mm (3.3 inches)81%very high
July Weather23°C (73°F)117 mm (4.6 inches)82%very high
August Weather20°C (69°F)122 mm (4.8 inches)83%very high
September Weather16°C (62°F)93 mm (3.6 inches)82%high
October Weather7°C (46°F)88 mm (3.5 inches)82%moderate
November Weather-1°C (31°F)26 mm (1.0 inches)87%moderate
December Weather-7°C (21°F)41 mm (1.6 inches)84%low

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