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September Weather in De Lisle, United States

Last updated: June 24, 2025

In De Lisle, United States, the average temperature in September is a warm 26°C (79°F). Expect a range that can dip to a cool 12°C (55°F) and soar up to a sweltering 36°C (97°F). During this month, anticipate 135 mm (5.3 in) of precipitation spread over approximately 15 days, accompanied by a high average humidity of 80%. Enjoy the warmth but be prepared for the occasional rain!

September Temperature in De Lisle

In September in De Lisle, the average temperature is 26°C (79°F). Maximums can reach 36°C (97°F), and minimums can be as low as 12°C (55°F). This makes it an ideal time for travelers who enjoy warm weather but should be prepared for cooler evenings.

September Weather in De Lisle: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in De Lisle, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In De Lisle, September typically has an average temperature of 26°C (79°F), with highs reaching up to 36°C (97°F) and lows dropping to around 12°C (55°F).
JanFebMarAprMayJunJulAugSepOctNovDec535864687580818179725956
Data source: Temperature data for De Lisle 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 De Lisle

In De Lisle in September, the precipitation amount is 135 mm (5.3 in), occurring over a span of 15 days.

September Precipitation Trends in De Lisle

The chart displays monthly precipitation patterns in De Lisle, 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 De Lisle, September typically receives around 135 mm (5.3 inches) of precipitation spread over approximately 15 days.
JanFebMarAprMayJunJulAugSepOctNovDec1021138812713426221021813513164112
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in De Lisle

In De Lisle in September humidity is 80%. With an average temperature of 26°C (79°F), this humidity feels like a heavy blanket, making outdoor activities feel sticky and exhausting, potentially dampening the travel experience and necessitating frequent breaks to cool down and hydrate.

September Average Humidity in De Lisle

This chart illustrates the average monthly humidity levels in De Lisle, 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 De Lisle is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec82%80%80%78%73%71%79%78%80%76%83%87%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in De Lisle

In De Lisle 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 De Lisle.

Maximum UV Index Levels in De Lisle for September

The chart shows the monthly maximum UV Index (UVI) for De Lisle 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 De Lisle typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec589111111121110864
Data source: De Lisle 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 De Lisle Compares to Other Months

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

This table compares monthly weather conditions in De Lisle, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (53°F)102 mm (4.0 inches)82%moderate
February Weather15°C (58°F)113 mm (4.4 inches)80%very high
March Weather18°C (64°F)88 mm (3.5 inches)80%very high
April Weather20°C (68°F)127 mm (5.0 inches)78%extreme
May Weather24°C (76°F)134 mm (5.3 inches)73%extreme
June Weather27°C (80°F)262 mm (10.3 inches)71%extreme
July Weather27°C (82°F)209 mm (8.2 inches)79%extreme
August Weather27°C (81°F)218 mm (8.6 inches)78%extreme
September Weather26°C (79°F)135 mm (5.3 inches)80%very high
October Weather22°C (72°F)131 mm (5.1 inches)76%very high
November Weather15°C (60°F)64 mm (2.5 inches)83%high
December Weather13°C (56°F)112 mm (4.4 inches)87%moderate

Compare De Lisle's Climate with Cities Worldwide