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October Weather in Santa Ana, Mexico

Last updated: August 26, 2025

In October, the average temperature in Santa Ana, Mexico is a comfortable 17°C (64°F), with potential extremes ranging from a minimum of 8°C (46°F) to a maximum of 27°C (81°F). Expect a precipitation amount of 169 mm (6.6 in) spread over approximately 20 days, and be prepared for a moderate humidity level of 79%. Enjoy the diverse climate of this captivating locale!

October Temperature in Santa Ana

In October in Santa Ana, the average temperature is 17°C (64°F). Maximums can reach 27°C (81°F) and minimums can be as low as 8°C (46°F). This mild climate makes Santa Ana an ideal destination for travelers seeking comfortable weather to explore and enjoy outdoor activities.

October Weather in Santa Ana: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Santa Ana, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Ana, October typically has an average temperature of 17°C (64°F), with highs reaching up to 27°C (81°F) and lows dropping to around 8°C (46°F).
JanFebMarAprMayJunJulAugSepOctNovDec586064676865646464636057
Data source: Temperature data for Santa Ana 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 Santa Ana

In Santa Ana in October, the total precipitation amount is 169 mm (6.6 in) over a span of 20 days.

October Precipitation Trends in Santa Ana

The chart displays monthly precipitation patterns in Santa Ana, 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 Santa Ana, October typically receives around 169 mm (6.6 inches) of precipitation spread over approximately 20 days.
JanFebMarAprMayJunJulAugSepOctNovDec151218121143665034903691696511
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Santa Ana

In Santa Ana in October humidity is 79%. With an average temperature of 17°C (64°F), this humidity feels like a warm blanket wrapped around you, making outdoor activities feel a bit muggy and requiring frequent hydration as you explore the sights.

October Average Humidity in Santa Ana

This chart illustrates the average monthly humidity levels in Santa Ana, 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 Santa Ana is approximately 79%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec70%64%54%61%75%83%83%85%85%79%76%75%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Santa Ana

In Santa Ana 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 Santa Ana.

Maximum UV Index Levels in Santa Ana for October

The chart shows the monthly maximum UV Index (UVI) for Santa Ana 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 Santa Ana typically reaches 12, which falls under the extreme exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111415141413141412108
Data source: Santa Ana 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 Santa Ana Compares to Other Months

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

This table compares monthly weather conditions in Santa Ana, showing how October’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
 TemperaturePrecipitationHumidityUV
January Weather14°C (58°F)15 mm (0.6 inches)70%very high
February Weather16°C (61°F)12 mm (0.5 inches)64%extreme
March Weather18°C (65°F)18 mm (0.7 inches)54%extreme
April Weather19°C (67°F)12 mm (0.5 inches)61%extreme
May Weather20°C (68°F)114 mm (4.5 inches)75%extreme
June Weather19°C (66°F)366 mm (14.4 inches)83%extreme
July Weather18°C (64°F)503 mm (19.8 inches)83%extreme
August Weather18°C (64°F)490 mm (19.3 inches)85%extreme
September Weather18°C (64°F)369 mm (14.5 inches)85%extreme
October Weather17°C (64°F)169 mm (6.6 inches)79%extreme
November Weather16°C (61°F)65 mm (2.5 inches)76%very high
December Weather14°C (58°F)11 mm (0.4 inches)74%very high

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