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October Weather in San Isidro, Mexico

Last updated: August 27, 2025

In San Isidro, Mexico, the average temperature in October hovers around 25°C (77°F), with daily variations ranging from a minimum of 20°C (68°F) to a maximum of 33°C (91°F). Expect 323 mm (12.7 in) of precipitation spread over 27 days, contributing to a high average humidity of 81%. Stay prepared for both warmth and wet weather!

October Temperature in San Isidro

In October in San Isidro, the average temperature is 25°C (77°F). Maximums can reach 33°C (91°F) while minimums can be as low as 20°C (68°F). This comfortable climate makes San Isidro a delightful destination for travelers seeking warm weather during this time of year.

October Weather in San Isidro: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in San Isidro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Isidro, October typically has an average temperature of 25°C (77°F), with highs reaching up to 33°C (91°F) and lows dropping to around 20°C (68°F).
JanFebMarAprMayJunJulAugSepOctNovDec757678797977787777777775
Data source: Temperature data for San Isidro 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.

October Precipitation in San Isidro

In San Isidro in October, the precipitation amount is 323 mm (12.7 in) distributed over 27 days.

October Precipitation Trends in San Isidro

The chart displays monthly precipitation patterns in San Isidro, with values for each month alongside October’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October’s conditions compare to those of other months. In San Isidro, October typically receives around 323 mm (12.7 inches) of precipitation spread over approximately 27 days.
JanFebMarAprMayJunJulAugSepOctNovDec331139176327277355391323384
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in San Isidro

In San Isidro in October, humidity is 81%. With an average temperature of 25°C (77°F), this humidity feels like walking through a warm, thick blanket, making traveling quite challenging as you may feel sticky and sluggish, requiring frequent breaks to stay refreshed and hydrated.

October Average Humidity in San Isidro

This chart illustrates the average monthly humidity levels in San Isidro, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in San Isidro is approximately 81%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%68%64%67%74%78%82%82%80%81%80%75%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in San Isidro

In San Isidro in October, 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 San Isidro.

Maximum UV Index Levels in San Isidro for October

The chart shows the monthly maximum UV Index (UVI) for San Isidro in October, 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 October, the maximum UV index in San Isidro typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10121314141414131312109
Data source: San Isidro October 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 October Weather in San Isidro Compares to Other Months

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

This table compares monthly weather conditions in San Isidro, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather24°C (75°F)3 mm (0.1 inches)70%very high
February Weather25°C (77°F)3 mm (0.1 inches)68%extreme
March Weather26°C (78°F)11 mm (0.4 inches)64%extreme
April Weather26°C (79°F)39 mm (1.5 inches)67%extreme
May Weather26°C (79°F)176 mm (6.9 inches)74%extreme
June Weather25°C (78°F)327 mm (12.9 inches)78%extreme
July Weather26°C (78°F)277 mm (10.9 inches)81%extreme
August Weather25°C (78°F)355 mm (14.0 inches)82%extreme
September Weather25°C (77°F)391 mm (15.4 inches)80%extreme
October Weather25°C (77°F)323 mm (12.7 inches)81%extreme
November Weather25°C (77°F)38 mm (1.5 inches)80%very high
December Weather24°C (76°F)4 mm (0.2 inches)75%very high

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