January Weather in Cerro Alto, Mexico

Last updated: August 27, 2025

In January, the average temperature in Cerro Alto, Mexico is a pleasant 20°C (68°F), with daytime highs reaching up to 31°C (87°F) and cooler nights dropping to a minimum of 8°C (47°F). Expect minimal precipitation of just 3 mm (0.1 in) over the course of a day, and enjoy the comfortable average humidity level of 70%.

January Temperature in Cerro Alto

In January in Cerro Alto, the average temperature is 20°C (68°F), with a maximum that can reach 31°C (87°F) and a minimum that can dip as low as 8°C (47°F). It's a great time to visit Cerro Alto, as you can enjoy mild weather suitable for outdoor activities and exploring the local culture.

January Weather in Cerro Alto: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Cerro Alto, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cerro Alto, January typically has an average temperature of 20°C (68°F), with highs reaching up to 31°C (87°F) and lows dropping to around 8°C (47°F).

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

January Precipitation in Cerro Alto

In Cerro Alto in January, the precipitation amount is 3 mm (0.1 in) over the course of 1 day.

January Precipitation Trends in Cerro Alto

The chart displays monthly precipitation patterns in Cerro Alto, 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 Cerro Alto, January typically receives around 3 mm (0.1 inches) of precipitation spread over approximately 1 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 Cerro Alto

In Cerro Alto in January, humidity is 70%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace that can make traveling a bit heavy and sticky but also invigorating, as the moisture in the air invigorates your skin and keeps you refreshed during your adventures.

January Average Humidity in Cerro Alto

This chart illustrates the average monthly humidity levels in Cerro Alto, 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 Cerro Alto is approximately 70%, 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 Cerro Alto

In Cerro Alto 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 Cerro Alto.

Maximum UV Index Levels in Cerro Alto for January

The chart shows the monthly maximum UV Index (UVI) for Cerro Alto 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 Cerro Alto typically reaches 10, which falls under the very high exposure category.

Data source: Cerro Alto 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 Cerro Alto Compares to Other Months

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

This table compares monthly weather conditions in Cerro Alto, 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)	3 mm (0.1 inches)	70%	very high
February Weather	21°C (71°F)	5 mm (0.2 inches)	64%	extreme
March Weather	24°C (75°F)	5 mm (0.2 inches)	54%	extreme
April Weather	25°C (77°F)	6 mm (0.2 inches)	61%	extreme
May Weather	25°C (78°F)	80 mm (3.1 inches)	75%	extreme
June Weather	23°C (73°F)	328 mm (12.9 inches)	83%	extreme
July Weather	22°C (72°F)	389 mm (15.3 inches)	83%	extreme
August Weather	22°C (71°F)	453 mm (17.8 inches)	85%	extreme
September Weather	21°C (71°F)	411 mm (16.2 inches)	85%	extreme
October Weather	21°C (71°F)	268 mm (10.6 inches)	79%	extreme
November Weather	20°C (68°F)	52 mm (2.1 inches)	76%	very high
December Weather	19°C (67°F)	4 mm (0.2 inches)	74%	very high