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January Weather in Santa Ana, Mexico

Last updated: August 26, 2025

In Santa Ana, Mexico, the average temperature in January hovers around 14°C (58°F). Expect fluctuations, with minimums dropping to 2°C (37°F) and maximums soaring to 27°C (81°F). This month also brings an average precipitation of 15 mm (0.6 in) over a span of 3 days, accompanied by a humidity level averaging 70%. Stay prepared for a mild, yet occasionally damp, climate!

January Temperature in Santa Ana

In January in Santa Ana, the average temperature is 14°C (58°F). Maximum temperatures can reach 27°C (81°F), while minimum temperatures can drop to as low as 2°C (37°F). Travelers should pack accordingly, ensuring to bring layers to comfortably enjoy the varying temperatures throughout the day.

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

The chart illustrates January 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, January typically has an average temperature of 14°C (58°F), with highs reaching up to 27°C (81°F) and lows dropping to around 2°C (37°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.

January Precipitation in Santa Ana

In Santa Ana in January, the precipitation amount is 15 mm (0.6 in) over the course of 3 days.

January Precipitation Trends in Santa Ana

The chart displays monthly precipitation patterns in Santa Ana, with values for each month alongside January’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how January’s conditions compare to those of other months. In Santa Ana, January typically receives around 15 mm (0.6 inches) of precipitation spread over approximately 3 days.
JanFebMarAprMayJunJulAugSepOctNovDec151218121143665034903691696511
Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.
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January Humidity in Santa Ana

In Santa Ana in January, humidity is 70%. With an average temperature of 14°C (58°F), this humidity feels like a damp embrace that can make outdoor activities feel sticky and exhausting, potentially limiting your exploration to cooler hours of the day.

January Average Humidity in Santa Ana

This chart illustrates the average monthly humidity levels in Santa Ana, with January’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In January, average humidity in Santa Ana is approximately 70%, 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 January generated using information from the Copernicus Climate Change Service.

January UV Index in Santa Ana

In Santa Ana in January, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Santa Ana.

Maximum UV Index Levels in Santa Ana for January

The chart shows the monthly maximum UV Index (UVI) for Santa Ana in January, 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 January, the maximum UV index in Santa Ana typically reaches 10, which falls under the very high exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec10111415141413141412108
Data source: Santa Ana January 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 January 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 January’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 January’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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