January Weather in Los Altos, Mexico

Last updated: August 26, 2025

In Los Altos, Mexico, the average temperature in January is a pleasant 20°C (68°F), making it an ideal time to explore. Expect lows of 7°C (45°F) and highs reaching up to 34°C (93°F), providing a great range for weather enthusiasts. However, be prepared for some rain, with an average precipitation of 45 mm (1.8 in) over about 6 days of the month. The humidity hovers around a staggering 88%, adding a tropical feel to your adventures!

January Temperature in Los Altos

In January in Los Altos, the average temperature is 20°C (68°F). Maximum temperatures can reach 34°C (93°F), while minimums can drop as low as 7°C (45°F). Be prepared for a range of temperatures to ensure a comfortable and enjoyable travel experience.

January Weather in Los Altos: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Los Altos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Los Altos, January typically has an average temperature of 20°C (68°F), with highs reaching up to 34°C (93°F) and lows dropping to around 7°C (45°F).

Data source: Temperature data for Los Altos generated using information from the Copernicus Climate Change Service.

January Precipitation in Los Altos

In Los Altos in January, the precipitation amount is 45 mm (1.8 in) over the course of 6 days.

January Precipitation Trends in Los Altos

The chart displays monthly precipitation patterns in Los Altos, 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 Los Altos, January typically receives around 45 mm (1.8 inches) of precipitation spread over approximately 6 days.

Data source: Precipitation data for January generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

January Humidity in Los Altos

In Los Altos in January humidity is 88%. With an average temperature of 20°C (68°F), this humidity feels like a warm, enveloping blanket that clings to your skin, making every step feel heavier and every breath a bit more labored, which can be quite draining for traveling.

January Average Humidity in Los Altos

This chart illustrates the average monthly humidity levels in Los Altos, 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 Los Altos is approximately 88%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for January generated using information from the Copernicus Climate Change Service.

January UV Index in Los Altos

In Los Altos in January, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Los Altos.

Maximum UV Index Levels in Los Altos for January

The chart shows the monthly maximum UV Index (UVI) for Los Altos 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 Los Altos typically reaches 7, which falls under the high exposure category.

Data source: Los Altos 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 Los Altos Compares to Other Months

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

This table compares monthly weather conditions in Los Altos, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	20°C (68°F)	45 mm (1.8 inches)	88%	high
February Weather	21°C (70°F)	28 mm (1.1 inches)	86%	very high
March Weather	23°C (74°F)	35 mm (1.4 inches)	83%	extreme
April Weather	26°C (79°F)	44 mm (1.7 inches)	80%	extreme
May Weather	28°C (83°F)	111 mm (4.4 inches)	82%	extreme
June Weather	29°C (84°F)	126 mm (5.0 inches)	79%	extreme
July Weather	29°C (84°F)	94 mm (3.7 inches)	72%	extreme
August Weather	29°C (85°F)	89 mm (3.5 inches)	74%	extreme
September Weather	28°C (83°F)	161 mm (6.3 inches)	84%	extreme
October Weather	26°C (79°F)	166 mm (6.5 inches)	92%	very high
November Weather	23°C (73°F)	47 mm (1.8 inches)	91%	very high
December Weather	21°C (69°F)	21 mm (0.8 inches)	91%	high