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September Weather in San Lorenzo Oyamel, Mexico

Last updated: August 26, 2025

In September, the average temperature in San Lorenzo Oyamel, Mexico hovers around 14°C (58°F), creating a comfortable climate for exploration. Expect a minimum of 5°C (41°F) and a maximum of 23°C (73°F), making it essential to dress in layers. The month brings about 253 mm (10.0 in) of precipitation spread across 23 days, resulting in a humidity level of 82%. So, be prepared for occasional showers while enjoying the vibrant atmosphere!

September Temperature in San Lorenzo Oyamel

In September in San Lorenzo Oyamel, the average temperature is 14°C (58°F). Maximums can reach 23°C (73°F), while minimums can drop as low as 5°C (41°F). This mild climate makes San Lorenzo Oyamel an ideal destination for travelers seeking pleasant weather and outdoor activities.

September Weather in San Lorenzo Oyamel: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in San Lorenzo Oyamel, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Lorenzo Oyamel, September typically has an average temperature of 14°C (58°F), with highs reaching up to 23°C (73°F) and lows dropping to around 5°C (41°F).
JanFebMarAprMayJunJulAugSepOctNovDec515458596160585858575452
Data source: Temperature data for San Lorenzo Oyamel 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 Lorenzo Oyamel

In San Lorenzo Oyamel in September, the precipitation amount is 253 mm (10.0 in) over a span of 23 days.

September Precipitation Trends in San Lorenzo Oyamel

The chart displays monthly precipitation patterns in San Lorenzo Oyamel, 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 Lorenzo Oyamel, September typically receives around 253 mm (10.0 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec111626527021024225825397276
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in San Lorenzo Oyamel

In San Lorenzo Oyamel in September, humidity is 82%. With an average temperature of 14°C (58°F), this humidity feels like a heavy blanket wrapping around you, making travel uncomfortable and sticky.

September Average Humidity in San Lorenzo Oyamel

This chart illustrates the average monthly humidity levels in San Lorenzo Oyamel, 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 Lorenzo Oyamel is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec84%78%75%71%77%76%68%70%82%91%89%88%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in San Lorenzo Oyamel

In San Lorenzo Oyamel 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 Lorenzo Oyamel, you can check here.

Maximum UV Index Levels in San Lorenzo Oyamel for September

The chart shows the monthly maximum UV Index (UVI) for San Lorenzo Oyamel 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 Lorenzo Oyamel typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121515161514141412109
Data source: San Lorenzo Oyamel 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 Lorenzo Oyamel Compares to Other Months

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

This table compares monthly weather conditions in San Lorenzo Oyamel, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather11°C (51°F)11 mm (0.4 inches)84%very high
February Weather12°C (55°F)16 mm (0.6 inches)78%extreme
March Weather14°C (58°F)26 mm (1.0 inches)75%extreme
April Weather15°C (60°F)52 mm (2.0 inches)70%extreme
May Weather16°C (62°F)70 mm (2.7 inches)77%extreme
June Weather16°C (61°F)210 mm (8.3 inches)76%extreme
July Weather15°C (59°F)242 mm (9.5 inches)68%extreme
August Weather15°C (59°F)258 mm (10.2 inches)70%extreme
September Weather14°C (58°F)253 mm (10.0 inches)82%extreme
October Weather14°C (57°F)97 mm (3.8 inches)91%extreme
November Weather12°C (54°F)27 mm (1.1 inches)89%very high
December Weather11°C (52°F)6 mm (0.2 inches)88%very high

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