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September Weather in Quentin, United States

Last updated: June 24, 2025

In September, the average temperature in Quentin, United States hovers around 21°C (70°F), offering a pleasant climate. However, it can vary significantly, with minimums dipping to 5°C (41°F) and maximums soaring to 34°C (94°F). Be prepared for some rainy days, as 108 mm (4.3 in) of precipitation is expected over approximately 10 days, contributing to an average humidity level of 66%.

September Temperature in Quentin

In September in Quentin, the average temperature is 21°C (70°F). Maximums can reach 34°C (94°F), while minimums can drop as low as 5°C (41°F). This range makes it an ideal time for travelers to enjoy a variety of outdoor activities, while also being prepared for potential temperature fluctuations.

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

The chart illustrates September temperature patterns in Quentin, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Quentin, September typically has an average temperature of 21°C (70°F), with highs reaching up to 34°C (94°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec343743536372787569594437
Data source: Temperature data for Quentin 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 Quentin

In Quentin in September, the total precipitation amount is 108 mm (4.3 in) spread over a duration of 10 days.

September Precipitation Trends in Quentin

The chart displays monthly precipitation patterns in Quentin, 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 Quentin, September typically receives around 108 mm (4.3 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec69106100104125951321281081069296
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Quentin

In Quentin in September humidity is 66%. With an average temperature of 21°C (70°F), this humidity feels like a warm embrace, making it comfortable for leisurely strolls but slightly sticky for longer excursions.

September Average Humidity in Quentin

This chart illustrates the average monthly humidity levels in Quentin, 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 Quentin is approximately 66%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%85%83%75%74%65%62%66%79%87%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Quentin

In Quentin in September, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Quentin.

Maximum UV Index Levels in Quentin for September

The chart shows the monthly maximum UV Index (UVI) for Quentin 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 Quentin typically reaches 8, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec356910101098642
Data source: Quentin 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 Quentin Compares to Other Months

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

This table compares monthly weather conditions in Quentin, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather1°C (34°F)69 mm (2.7 inches)87%moderate
February Weather3°C (37°F)106 mm (4.2 inches)85%moderate
March Weather6°C (43°F)100 mm (3.9 inches)85%high
April Weather12°C (53°F)104 mm (4.1 inches)83%very high
May Weather17°C (64°F)125 mm (4.9 inches)75%very high
June Weather22°C (73°F)95 mm (3.7 inches)73%very high
July Weather25°C (78°F)132 mm (5.2 inches)65%very high
August Weather24°C (76°F)128 mm (5.0 inches)62%very high
September Weather21°C (70°F)108 mm (4.3 inches)66%very high
October Weather15°C (59°F)106 mm (4.2 inches)79%high
November Weather7°C (45°F)92 mm (3.6 inches)87%moderate
December Weather3°C (38°F)96 mm (3.8 inches)85%low

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