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September Weather in El Terrero, Mexico

Last updated: August 27, 2025

In El Terrero, Mexico, the average temperature in September hovers around 18°C (64°F). Expect a minimum of 7°C (44°F) and a maximum of 30°C (86°F). During this time, you can anticipate about 70 mm (2.7 in) of precipitation spread over 10 days, contributing to an average humidity of 82%.

September Temperature in El Terrero

In September in El Terrero, the average temperature is 18°C (64°F). Maximums can reach 30°C (86°F), while minimums can be as low as 7°C (44°F). This mild climate makes El Terrero an ideal destination for travelers seeking comfortable weather.

September Weather in El Terrero: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in El Terrero, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In El Terrero, September typically has an average temperature of 18°C (64°F), with highs reaching up to 30°C (86°F) and lows dropping to around 7°C (44°F).
JanFebMarAprMayJunJulAugSepOctNovDec424551586572686764595143
Data source: Temperature data for El Terrero 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 El Terrero

In El Terrero in September, the precipitation amount is 70 mm (2.7 in) spread over a span of 10 days.

September Precipitation Trends in El Terrero

The chart displays monthly precipitation patterns in El Terrero, 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 El Terrero, September typically receives around 70 mm (2.7 inches) of precipitation spread over approximately 10 days.
JanFebMarAprMayJunJulAugSepOctNovDec141514442213411870251719
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in El Terrero

In El Terrero in September humidity is 82%. With an average temperature of 18°C (64°F), this humidity feels like a warm, muggy embrace that can make exploring the area feel stifling, leaving travelers drenched in sweat and longing for respite in the shade.

September Average Humidity in El Terrero

This chart illustrates the average monthly humidity levels in El Terrero, 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 El Terrero is approximately 82%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec78%69%63%50%39%36%60%78%82%76%80%85%
Data source: Humidity data for September generated using information from the Copernicus Climate Change Service.

September UV Index in El Terrero

In El Terrero in September, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in El Terrero.

Maximum UV Index Levels in El Terrero for September

The chart shows the monthly maximum UV Index (UVI) for El Terrero 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 El Terrero typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec69111313141313121086
Data source: El Terrero 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 El Terrero Compares to Other Months

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

This table compares monthly weather conditions in El Terrero, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather6°C (43°F)14 mm (0.5 inches)78%high
February Weather7°C (46°F)15 mm (0.6 inches)69%very high
March Weather11°C (52°F)14 mm (0.5 inches)63%extreme
April Weather15°C (59°F)4 mm (0.1 inches)49%extreme
May Weather18°C (65°F)4 mm (0.2 inches)39%extreme
June Weather22°C (72°F)22 mm (0.9 inches)36%extreme
July Weather20°C (69°F)134 mm (5.3 inches)60%extreme
August Weather20°C (67°F)118 mm (4.6 inches)78%extreme
September Weather18°C (64°F)70 mm (2.7 inches)82%extreme
October Weather15°C (59°F)25 mm (1.0 inches)76%very high
November Weather11°C (51°F)16 mm (0.6 inches)80%very high
December Weather6°C (44°F)19 mm (0.7 inches)85%high

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