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September Weather in Calvert City, United States

Last updated: June 24, 2025

In September, the average temperature in Calvert City, United States is a comfortable 23°C (74°F). However, temperatures can range from a cool 10°C (51°F) to a sweltering 36°C (97°F). Expect an average precipitation of 92 mm (3.6 in) over about 7 days, with humidity levels hovering around 75%. Plan your activities accordingly to make the most of this vibrant month!

September Temperature in Calvert City

In September in Calvert City, the average temperature is 23°C (74°F). The maximum can reach 36°C (97°F) and the minimum can be as low as 10°C (51°F). This makes it an ideal time for travelers looking to enjoy both warm days and cooler evenings.

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

The chart illustrates September temperature patterns in Calvert City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Calvert City, September typically has an average temperature of 23°C (74°F), with highs reaching up to 36°C (97°F) and lows dropping to around 10°C (51°F).
JanFebMarAprMayJunJulAugSepOctNovDec384151587077817874624743
Data source: Temperature data for Calvert 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 Calvert City

In Calvert City in September, the precipitation amount is 92 mm (3.6 in) over the course of 7 days.

September Precipitation Trends in Calvert City

The chart displays monthly precipitation patterns in Calvert 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 Calvert City, September typically receives around 92 mm (3.6 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec1001441401391251171021029211299113
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Calvert City

In Calvert City in September, humidity is 75%. With an average temperature of 23°C (74°F), this humidity feels like a warm, heavy blanket wrapping around you, making it feel more sweltering than it actually is, which can be quite uncomfortable for traveling.

September Average Humidity in Calvert City

This chart illustrates the average monthly humidity levels in Calvert 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 Calvert City is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%84%84%80%82%83%80%76%75%75%85%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Calvert City

In Calvert City 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 Calvert City.

Maximum UV Index Levels in Calvert City for September

The chart shows the monthly maximum UV Index (UVI) for Calvert 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 Calvert City typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec36710111110109753
Data source: Calvert 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 Calvert City Compares to Other Months

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

This table compares monthly weather conditions in Calvert City, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather3°C (38°F)100 mm (3.9 inches)86%moderate
February Weather5°C (42°F)144 mm (5.7 inches)84%high
March Weather10°C (51°F)140 mm (5.5 inches)84%high
April Weather14°C (58°F)139 mm (5.5 inches)80%very high
May Weather21°C (70°F)125 mm (4.9 inches)82%extreme
June Weather25°C (78°F)117 mm (4.6 inches)83%extreme
July Weather27°C (81°F)102 mm (4.0 inches)79%very high
August Weather26°C (78°F)102 mm (4.0 inches)76%very high
September Weather23°C (74°F)92 mm (3.6 inches)75%very high
October Weather17°C (63°F)112 mm (4.4 inches)74%high
November Weather9°C (48°F)99 mm (3.9 inches)85%moderate
December Weather6°C (44°F)113 mm (4.5 inches)88%moderate

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