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September Weather in Glenwood City, United States

Last updated: June 24, 2025

In Glenwood City, United States, the average temperature in September hovers around 17°C (63°F). Be prepared for a range where the minimum can dip to 0°C (33°F) and the maximum reaches a sizzling 32°C (90°F). During this month, expect 105 mm (4.1 inches) of precipitation spread over 9 days, contributing to an average humidity level of 80%. Stay comfortable and enjoy your time!

September Temperature in Glenwood City

In September in Glenwood City, the average temperature is 17°C (63°F). Maximums can reach 32°C (90°F), and minimums can drop as low as 0°C (33°F). Therefore, travelers should be prepared for a wide range of weather conditions.

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

The chart illustrates September temperature patterns in Glenwood City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Glenwood City, September typically has an average temperature of 17°C (63°F), with highs reaching up to 32°C (90°F) and lows dropping to around 0°C (33°F).
JanFebMarAprMayJunJulAugSepOctNovDec161732425869736963473223
Data source: Temperature data for Glenwood City 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 City

In Glenwood City in September, the total precipitation amount reaches 105 mm (4.1 in) over the course of 9 days.

September Precipitation Trends in Glenwood City

The chart displays monthly precipitation patterns in Glenwood City, 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 City, September typically receives around 105 mm (4.1 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec314158901401241151311051054259
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Glenwood City

In Glenwood City in September humidity is 80%. With an average temperature of 17°C (63°F), this humidity feels like you're walking through a thick, warm blanket, making travel feel slightly stifling and requiring frequent breaks to stay comfortable.

September Average Humidity in Glenwood City

This chart illustrates the average monthly humidity levels in Glenwood City, 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 City is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%89%86%85%79%80%80%78%80%84%89%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Glenwood City

In Glenwood City 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 City.

Maximum UV Index Levels in Glenwood City for September

The chart shows the monthly maximum UV Index (UVI) for Glenwood City 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 City typically reaches 7, which falls under the high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec2457910997532
Data source: Glenwood City 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 City Compares to Other Months

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

This table compares monthly weather conditions in Glenwood City, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-9°C (16°F)31 mm (1.2 inches)88%low
February Weather-9°C (17°F)41 mm (1.6 inches)89%moderate
March Weather0°C (33°F)58 mm (2.3 inches)86%moderate
April Weather6°C (43°F)90 mm (3.5 inches)85%high
May Weather14°C (58°F)140 mm (5.5 inches)79%very high
June Weather21°C (70°F)124 mm (4.9 inches)80%very high
July Weather23°C (73°F)115 mm (4.5 inches)80%very high
August Weather21°C (69°F)131 mm (5.2 inches)78%very high
September Weather17°C (63°F)105 mm (4.1 inches)80%high
October Weather8°C (48°F)105 mm (4.1 inches)84%moderate
November Weather0°C (33°F)42 mm (1.7 inches)89%moderate
December Weather-5°C (23°F)59 mm (2.3 inches)85%low

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