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September Weather in Tepejillo, Mexico

Last updated: August 27, 2025

In September, the average temperature in Tepejillo, Mexico is a comfortable 19°C (67°F), with minimums dipping to 11°C (53°F) and maximums reaching up to 29°C (84°F). Expect a significant amount of precipitation, averaging 289 mm (11.4 in) over 21 days. With an average humidity of 82%, this month brings a refreshing, albeit somewhat damp, climate.

September Temperature in Tepejillo

In September in Tepejillo, the average temperature is 19°C (67°F). Maximums can reach 29°C (84°F) and minimums can dip as low as 11°C (53°F). This mild climate makes it a great time for travelers to explore Tepejillo comfortably.

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

The chart illustrates September temperature patterns in Tepejillo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Tepejillo, September typically has an average temperature of 19°C (67°F), with highs reaching up to 29°C (84°F) and lows dropping to around 11°C (53°F).
JanFebMarAprMayJunJulAugSepOctNovDec616467707168676766666362
Data source: Temperature data for Tepejillo 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 Tepejillo

In Tepejillo in September, the precipitation amount is 289 mm (11.4 in) over the course of 21 days.

September Precipitation Trends in Tepejillo

The chart displays monthly precipitation patterns in Tepejillo, 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 Tepejillo, September typically receives around 289 mm (11.4 inches) of precipitation spread over approximately 21 days.
JanFebMarAprMayJunJulAugSepOctNovDec428328924414821028991122
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Tepejillo

In Tepejillo in September humidity is 82%. With an average temperature of 19°C (67°F), this humidity feels like a heavy blanket wrapping around you, making each step feel sluggish and the air thick as you explore the sights.

September Average Humidity in Tepejillo

This chart illustrates the average monthly humidity levels in Tepejillo, 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 Tepejillo is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec65%61%59%62%73%78%79%82%82%79%72%70%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in Tepejillo

In Tepejillo 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 Tepejillo, you can check here.

Maximum UV Index Levels in Tepejillo for September

The chart shows the monthly maximum UV Index (UVI) for Tepejillo 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 Tepejillo typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10131415151515141412109
Data source: Tepejillo 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 Tepejillo Compares to Other Months

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

This table compares monthly weather conditions in Tepejillo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather16°C (61°F)4 mm (0.2 inches)65%very high
February Weather18°C (65°F)2 mm (0.1 inches)61%extreme
March Weather20°C (68°F)8 mm (0.3 inches)59%extreme
April Weather21°C (70°F)32 mm (1.3 inches)62%extreme
May Weather22°C (71°F)89 mm (3.5 inches)73%extreme
June Weather20°C (68°F)244 mm (9.6 inches)78%extreme
July Weather19°C (67°F)148 mm (5.8 inches)79%extreme
August Weather20°C (68°F)210 mm (8.3 inches)82%extreme
September Weather19°C (67°F)289 mm (11.4 inches)82%extreme
October Weather19°C (66°F)91 mm (3.6 inches)79%extreme
November Weather17°C (64°F)12 mm (0.5 inches)72%very high
December Weather16°C (62°F)2 mm (0.1 inches)70%very high

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