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September Weather in San Antonio Cuajimoloyas, Mexico

Last updated: August 27, 2025

In September, the average temperature in San Antonio Cuajimoloyas, Mexico is a pleasant 18°C (65°F). Temperatures can range from a chilly 9°C (49°F) to a comfortable 28°C (82°F). Be prepared for some rain, as 245 mm (9.6 in) of precipitation typically falls over 22 days. With an average humidity level of 84%, it's a great time to enjoy the lush surroundings!

September Temperature in San Antonio Cuajimoloyas

In September in San Antonio Cuajimoloyas, the average temperature is 18°C (65°F). Maximums can reach 28°C (82°F), and minimums can be as low as 9°C (49°F). This mild climate makes it an ideal time for outdoor activities and sightseeing in San Antonio Cuajimoloyas.

September Weather in San Antonio Cuajimoloyas: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Antonio Cuajimoloyas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Antonio Cuajimoloyas, September typically has an average temperature of 18°C (65°F), with highs reaching up to 28°C (82°F) and lows dropping to around 9°C (49°F).
JanFebMarAprMayJunJulAugSepOctNovDec596264676865646465646159
Data source: Temperature data for San Antonio Cuajimoloyas 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 San Antonio Cuajimoloyas

In San Antonio Cuajimoloyas in September, the total precipitation amount is 245 mm (9.6 in), occurring over the course of 22 days.

September Precipitation Trends in San Antonio Cuajimoloyas

The chart displays monthly precipitation patterns in San Antonio Cuajimoloyas, 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 San Antonio Cuajimoloyas, September typically receives around 245 mm (9.6 inches) of precipitation spread over approximately 22 days.
JanFebMarAprMayJunJulAugSepOctNovDec3392685230136224245130165
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Antonio Cuajimoloyas

In San Antonio Cuajimoloyas in September, humidity is 84%. With an average temperature of 18°C (65°F), this humidity feels like a thick blanket enveloping you, making travel feel heavy and slightly uncomfortable as the air clings to your skin and limits your breath.

September Average Humidity in San Antonio Cuajimoloyas

This chart illustrates the average monthly humidity levels in San Antonio Cuajimoloyas, 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 San Antonio Cuajimoloyas is approximately 84%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%80%73%67%72%73%76%80%84%89%88%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Antonio Cuajimoloyas

In San Antonio Cuajimoloyas in September, the maximum UV index is 14, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, so it's crucial to take precautions. For the detailed hourly UV index in San Antonio Cuajimoloyas, you can check here.

Maximum UV Index Levels in San Antonio Cuajimoloyas for September

The chart shows the monthly maximum UV Index (UVI) for San Antonio Cuajimoloyas 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 San Antonio Cuajimoloyas typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10131415151515141413119
Data source: San Antonio Cuajimoloyas 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 San Antonio Cuajimoloyas Compares to Other Months

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

This table compares monthly weather conditions in San Antonio Cuajimoloyas, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather15°C (60°F)3 mm (0.1 inches)84%very high
February Weather17°C (63°F)3 mm (0.1 inches)80%extreme
March Weather18°C (65°F)9 mm (0.4 inches)73%extreme
April Weather19°C (67°F)26 mm (1.0 inches)67%extreme
May Weather20°C (68°F)85 mm (3.4 inches)72%extreme
June Weather19°C (66°F)230 mm (9.0 inches)73%extreme
July Weather18°C (65°F)135 mm (5.3 inches)76%extreme
August Weather18°C (65°F)224 mm (8.8 inches)80%extreme
September Weather18°C (65°F)245 mm (9.6 inches)84%extreme
October Weather18°C (64°F)130 mm (5.1 inches)89%extreme
November Weather16°C (61°F)16 mm (0.6 inches)88%extreme
December Weather15°C (60°F)5 mm (0.2 inches)88%very high

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