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September Weather in Central, United States

Last updated: June 24, 2025

In September, the average temperature in Central, United States is a pleasant 20°C (68°F). However, temperatures can vary significantly, dipping as low as 1°C (34°F) and soaring up to 36°C (98°F). Expect light rainfall with a total precipitation of 11 mm (0.4 in) over the course of 3 days. The air remains comfortably dry with an average humidity of 47%.

September Temperature in Central

In September in Central, the average temperature is 20°C (68°F). The maximum can reach 36°C (98°F), while the minimum can drop as low as 1°C (34°F). This wide temperature range makes it essential to pack both light clothing for warm days and warmer layers for cooler evenings when traveling to Central during this time.

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

The chart illustrates September temperature patterns in Central, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Central, September typically has an average temperature of 20°C (68°F), with highs reaching up to 36°C (98°F) and lows dropping to around 1°C (34°F).
JanFebMarAprMayJunJulAugSepOctNovDec293240515973777668524232
Data source: Temperature data for Central 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 Central

In Central in September, the precipitation amount is 11 mm (0.4 in) over the course of 3 days.

September Precipitation Trends in Central

The chart displays monthly precipitation patterns in Central, 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 Central, September typically receives around 11 mm (0.4 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec61577229365392211273750
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Central

In Central in September, humidity is 47%. With an average temperature of 20°C (68°F), this humidity feels like a comfortable backdrop for traveling, allowing for enjoyable outdoor activities without the overwhelming stickiness often associated with higher humidity levels.

September Average Humidity in Central

This chart illustrates the average monthly humidity levels in Central, 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 Central is approximately 47%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec80%82%72%62%45%34%30%31%47%62%77%80%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Central

In Central 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 Central.

Maximum UV Index Levels in Central for September

The chart shows the monthly maximum UV Index (UVI) for Central 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 Central typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec478101112121110754
Data source: Central 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 Central Compares to Other Months

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

This table compares monthly weather conditions in Central, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather-2°C (30°F)61 mm (2.4 inches)80%moderate
February Weather0°C (32°F)57 mm (2.2 inches)82%high
March Weather5°C (41°F)72 mm (2.8 inches)72%very high
April Weather10°C (51°F)29 mm (1.1 inches)62%very high
May Weather15°C (59°F)36 mm (1.4 inches)45%extreme
June Weather23°C (73°F)5 mm (0.2 inches)34%extreme
July Weather25°C (77°F)39 mm (1.5 inches)30%extreme
August Weather25°C (77°F)22 mm (0.9 inches)31%extreme
September Weather20°C (68°F)11 mm (0.4 inches)47%very high
October Weather11°C (52°F)27 mm (1.1 inches)62%high
November Weather6°C (43°F)37 mm (1.5 inches)77%moderate
December Weather0°C (32°F)50 mm (2.0 inches)80%moderate

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