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September Weather in Palmillas, Mexico

Last updated: August 27, 2025

In September, the average temperature in Palmillas, Mexico is a pleasant 20°C (69°F). You can expect minimum temperatures around 11°C (52°F) and highs reaching up to 32°C (90°F). During this month, precipitation typically totals 121 mm (4.7 in) spread over approximately 20 days, with an average humidity of 80%, creating a humid yet inviting atmosphere.

September Temperature in Palmillas

In September in Palmillas, the average temperature is 20°C (69°F). The maximum can reach 32°C (90°F), while the minimum can be as low as 11°C (52°F). This makes Palmillas an ideal destination for travelers looking to enjoy mild weather with warm days and cooler nights.

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

The chart illustrates September temperature patterns in Palmillas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Palmillas, September typically has an average temperature of 20°C (69°F), with highs reaching up to 32°C (90°F) and lows dropping to around 11°C (52°F).
JanFebMarAprMayJunJulAugSepOctNovDec555963687171717168656056
Data source: Temperature data for Palmillas 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 Palmillas

In Palmillas in September, the total precipitation amount is 121 mm (4.7 in) over a span of 20 days.

September Precipitation Trends in Palmillas

The chart displays monthly precipitation patterns in Palmillas, 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 Palmillas, September typically receives around 121 mm (4.7 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec111226317710511976121811711
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Palmillas

In Palmillas in September, humidity is 80%. With an average temperature of 20°C (69°F), this humidity feels like a warm blanket enveloping you, making every step slightly more challenging as you navigate the air that clings to your skin, often leaving you longing for a cool breeze while exploring the sights.

September Average Humidity in Palmillas

This chart illustrates the average monthly humidity levels in Palmillas, 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 Palmillas is approximately 80%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec87%85%83%84%85%79%71%72%80%85%88%89%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Palmillas

In Palmillas in September, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Palmillas.

Maximum UV Index Levels in Palmillas for September

The chart shows the monthly maximum UV Index (UVI) for Palmillas 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 Palmillas typically reaches 13, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec810131314131414131297
Data source: Palmillas 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 Palmillas Compares to Other Months

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

This table compares monthly weather conditions in Palmillas, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather13°C (55°F)11 mm (0.4 inches)87%very high
February Weather15°C (59°F)12 mm (0.5 inches)85%very high
March Weather17°C (64°F)26 mm (1.0 inches)83%extreme
April Weather20°C (68°F)31 mm (1.2 inches)84%extreme
May Weather22°C (71°F)77 mm (3.0 inches)85%extreme
June Weather22°C (71°F)105 mm (4.1 inches)79%extreme
July Weather21°C (71°F)119 mm (4.7 inches)71%extreme
August Weather22°C (71°F)76 mm (3.0 inches)72%extreme
September Weather20°C (69°F)121 mm (4.7 inches)80%extreme
October Weather18°C (66°F)81 mm (3.2 inches)85%extreme
November Weather15°C (60°F)17 mm (0.7 inches)88%very high
December Weather13°C (56°F)11 mm (0.4 inches)89%high

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