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September Weather in Espiritu Santo, Mexico

Last updated: August 27, 2025

In September, the average temperature in Espiritu Santo, Mexico is a comfortable 15°C (60°F). However, visitors should be prepared for a range of temperatures, with a minimum of 6°C (43°F) and a maximum of 26°C (79°F). Expect significant precipitation, totaling 223 mm (8.8 in) over about 23 days, and note that humidity tends to be quite high at an average of 82%.

September Temperature in Espiritu Santo

In September in Espiritu Santo, the average temperature is 15°C (60°F). The maximum can reach 26°C (79°F), and the minimum can be as low as 6°C (43°F). This moderate climate makes Espiritu Santo an ideal destination for travelers seeking a comfortable escape.

September Weather in Espiritu Santo: Daily Temperature Highs, Lows, and Averages

The chart illustrates September temperature patterns in Espiritu Santo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Espiritu Santo, September typically has an average temperature of 15°C (60°F), with highs reaching up to 26°C (79°F) and lows dropping to around 6°C (43°F).
JanFebMarAprMayJunJulAugSepOctNovDec535760616261606060595654
Data source: Temperature data for Espiritu Santo 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 Espiritu Santo

In Espiritu Santo in September, the total precipitation amount reaches 223 mm (8.8 in) over the course of 23 days.

September Precipitation Trends in Espiritu Santo

The chart displays monthly precipitation patterns in Espiritu Santo, 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 Espiritu Santo, September typically receives around 223 mm (8.8 inches) of precipitation spread over approximately 23 days.
JanFebMarAprMayJunJulAugSepOctNovDec2110336111520317117622395398
Data source: Precipitation data for September generated using information from the Copernicus Climate Change Service.
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September Humidity in Espiritu Santo

In Espiritu Santo in September humidity is 82%. With an average temperature of 15°C (60°F), this humidity feels like a heavy blanket wrapping around you, making outdoor activities feel sticky and draining, which can hinder your travel experience.

September Average Humidity in Espiritu Santo

This chart illustrates the average monthly humidity levels in Espiritu Santo, 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 Espiritu Santo 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 Espiritu Santo

In Espiritu Santo 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 Espiritu Santo, you can check here.

Maximum UV Index Levels in Espiritu Santo for September

The chart shows the monthly maximum UV Index (UVI) for Espiritu Santo 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 Espiritu Santo typically reaches 14, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121415151515141413109
Data source: Espiritu Santo 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 Espiritu Santo Compares to Other Months

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

This table compares monthly weather conditions in Espiritu Santo, showing how September’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather12°C (53°F)21 mm (0.8 inches)84%very high
February Weather14°C (57°F)10 mm (0.4 inches)78%extreme
March Weather16°C (60°F)33 mm (1.3 inches)75%extreme
April Weather16°C (61°F)60 mm (2.4 inches)70%extreme
May Weather17°C (62°F)115 mm (4.5 inches)77%extreme
June Weather16°C (61°F)203 mm (8.0 inches)76%extreme
July Weather15°C (60°F)171 mm (6.7 inches)68%extreme
August Weather16°C (61°F)176 mm (6.9 inches)70%extreme
September Weather15°C (60°F)223 mm (8.8 inches)82%extreme
October Weather15°C (59°F)94 mm (3.7 inches)91%extreme
November Weather13°C (57°F)39 mm (1.5 inches)89%very high
December Weather12°C (55°F)8 mm (0.3 inches)88%very high

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