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September Weather in Cincinnatus, United States

Last updated: June 24, 2025

In Cincinnatus, United States, the average temperature in September hovers around 17°C (62°F). During this time, temperatures can dip as low as -1°C (30°F) and soar to a sweltering 32°C (89°F). You can expect around 100 mm (3.9 in) of rainfall spread over 9 days, contributing to an average humidity level of 78%, creating a rather damp atmosphere.

September Temperature in Cincinnatus

In September in Cincinnatus, the average temperature is 17°C (62°F). Maximums can reach 32°C (89°F) and minimums can be as low as -1°C (30°F). This diverse temperature range makes Cincinnatus an ideal destination for travelers seeking both warmth and a cool escape.

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

The chart illustrates September temperature patterns in Cincinnatus, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cincinnatus, September typically has an average temperature of 17°C (62°F), with highs reaching up to 32°C (89°F) and lows dropping to around -1°C (30°F).
JanFebMarAprMayJunJulAugSepOctNovDec242733455765706862523729
Data source: Temperature data for Cincinnatus 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 Cincinnatus

In Cincinnatus in September, the precipitation amount is 100 mm (3.9 in) spread over 9 days.

September Precipitation Trends in Cincinnatus

The chart displays monthly precipitation patterns in Cincinnatus, 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 Cincinnatus, September typically receives around 100 mm (3.9 inches) of precipitation spread over approximately 9 days.
JanFebMarAprMayJunJulAugSepOctNovDec899791123137107159120100154103102
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Cincinnatus

In Cincinnatus in September, humidity is 78%. With an average temperature of 17°C (62°F), this humidity feels like a warm, enveloping blanket, making travel feel a bit sticky and heavy but also refreshing, as long as you're prepared with light clothing and plenty of water.

September Average Humidity in Cincinnatus

This chart illustrates the average monthly humidity levels in Cincinnatus, 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 Cincinnatus is approximately 78%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%90%87%88%82%79%78%76%78%84%89%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Cincinnatus

In Cincinnatus in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Cincinnatus.

Maximum UV Index Levels in Cincinnatus for September

The chart shows the monthly maximum UV Index (UVI) for Cincinnatus 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 Cincinnatus typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec346810101098642
Data source: Cincinnatus 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 Cincinnatus Compares to Other Months

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

This table compares monthly weather conditions in Cincinnatus, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-5°C (24°F)89 mm (3.5 inches)90%moderate
February Weather-3°C (27°F)97 mm (3.8 inches)90%moderate
March Weather1°C (33°F)91 mm (3.6 inches)87%high
April Weather7°C (45°F)123 mm (4.9 inches)88%very high
May Weather14°C (57°F)137 mm (5.4 inches)82%very high
June Weather18°C (66°F)107 mm (4.2 inches)79%very high
July Weather21°C (71°F)159 mm (6.3 inches)78%very high
August Weather20°C (69°F)120 mm (4.7 inches)76%very high
September Weather17°C (62°F)100 mm (3.9 inches)78%very high
October Weather11°C (52°F)154 mm (6.1 inches)84%high
November Weather3°C (37°F)103 mm (4.0 inches)89%moderate
December Weather-1°C (30°F)102 mm (4.0 inches)86%low

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