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September Weather in Denton, United States

Last updated: June 24, 2025

The average temperature in Denton, United States during September is 23°C (74°F), with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 35°C (96°F). Expect precipitation around 144 mm (5.7 in) over about 10 days, and enjoy an average humidity of 75%.

September Temperature in Denton

In September in Denton, the average temperature is 23°C (74°F). Maximum temperatures can reach up to 35°C (96°F), while minimums can drop as low as 7°C (45°F). This makes it an ideal time to explore Denton, with warm days perfect for sightseeing and cooler evenings perfect for a cozy retreat.

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

The chart illustrates September temperature patterns in Denton, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Denton, September typically has an average temperature of 23°C (74°F), with highs reaching up to 35°C (96°F) and lows dropping to around 7°C (45°F).
JanFebMarAprMayJunJulAugSepOctNovDec424852617076807873645046
Data source: Temperature data for Denton 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 Denton

In Denton in September, the precipitation amount is 144 mm (5.7 in) over a duration of 10 days.

September Precipitation Trends in Denton

The chart displays monthly precipitation patterns in Denton, 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 Denton, September typically receives around 144 mm (5.7 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec91119849711595941061448982109
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Denton

In Denton 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 Denton

This chart illustrates the average monthly humidity levels in Denton, 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 Denton is approximately 75%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%85%84%82%83%82%80%74%75%79%87%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Denton

In Denton 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 Denton.

Maximum UV Index Levels in Denton for September

The chart shows the monthly maximum UV Index (UVI) for Denton 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 Denton typically reaches 9, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec46810101111109853
Data source: Denton 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 Denton Compares to Other Months

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

This table compares monthly weather conditions in Denton, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (42°F)91 mm (3.6 inches)86%moderate
February Weather9°C (48°F)119 mm (4.7 inches)85%high
March Weather11°C (53°F)84 mm (3.3 inches)84%very high
April Weather16°C (61°F)97 mm (3.8 inches)82%very high
May Weather21°C (70°F)115 mm (4.5 inches)83%very high
June Weather24°C (76°F)95 mm (3.8 inches)82%extreme
July Weather27°C (80°F)94 mm (3.7 inches)80%extreme
August Weather26°C (78°F)106 mm (4.2 inches)74%very high
September Weather23°C (74°F)144 mm (5.7 inches)75%very high
October Weather18°C (64°F)89 mm (3.5 inches)79%very high
November Weather10°C (50°F)82 mm (3.2 inches)87%moderate
December Weather8°C (46°F)109 mm (4.3 inches)87%moderate

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