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September Weather in Cedar Hill, United States

Last updated: June 24, 2025

In September, the average temperature in Cedar Hill, United States is a pleasant 22°C (72°F). However, don't let that fool you, as temperatures can range from a cool 7°C (46°F) to a sweltering 35°C (95°F). Expect some rain too, with 63 mm (2.5 in) of precipitation spread over 7 days, and with an average humidity level of 76%, it's a great time to stay hydrated and enjoy the ambiance!

September Temperature in Cedar Hill

In September in Cedar Hill, the average temperature is 22°C (72°F). Maximums can reach 35°C (95°F), while minimums can dip as low as 7°C (46°F). This variability makes it essential to pack both light clothing for the warm days and layers for cooler evenings when traveling.

September Weather in Cedar Hill: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Cedar Hill, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cedar Hill, September typically has an average temperature of 22°C (72°F), with highs reaching up to 35°C (95°F) and lows dropping to around 7°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec333647556676797672594540
Data source: Temperature data for Cedar Hill 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 Cedar Hill

In Cedar Hill in September, the precipitation amount is 63 mm (2.5 in) over a span of 7 days.

September Precipitation Trends in Cedar Hill

The chart displays monthly precipitation patterns in Cedar Hill, 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 Cedar Hill, September typically receives around 63 mm (2.5 inches) of precipitation spread over approximately 7 days.
JanFebMarAprMayJunJulAugSepOctNovDec75851291301478991127631077060
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Cedar Hill

In Cedar Hill in September humidity is 76%. With an average temperature of 22°C (72°F), this humidity feels like a warm embrace, making travel slightly uncomfortable as you navigate through the thick, saturated air.

September Average Humidity in Cedar Hill

This chart illustrates the average monthly humidity levels in Cedar Hill, 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 Cedar Hill is approximately 76%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%80%82%83%81%80%76%76%85%86%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Cedar Hill

In Cedar Hill 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 Cedar Hill.

Maximum UV Index Levels in Cedar Hill for September

The chart shows the monthly maximum UV Index (UVI) for Cedar Hill 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 Cedar Hill typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec3569101110109753
Data source: Cedar Hill 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 Cedar Hill Compares to Other Months

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

This table compares monthly weather conditions in Cedar Hill, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)75 mm (3.0 inches)82%moderate
February Weather2°C (37°F)85 mm (3.3 inches)80%moderate
March Weather9°C (48°F)129 mm (5.1 inches)80%high
April Weather13°C (55°F)130 mm (5.1 inches)80%very high
May Weather19°C (66°F)147 mm (5.8 inches)82%very high
June Weather24°C (76°F)89 mm (3.5 inches)83%extreme
July Weather26°C (80°F)91 mm (3.6 inches)81%very high
August Weather24°C (76°F)127 mm (5.0 inches)80%very high
September Weather22°C (72°F)63 mm (2.5 inches)76%very high
October Weather15°C (59°F)107 mm (4.2 inches)76%high
November Weather7°C (45°F)70 mm (2.8 inches)85%moderate
December Weather4°C (40°F)60 mm (2.4 inches)86%moderate

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