January Weather in Atacco, Mexico

Last updated: August 27, 2025

In January, the average temperature in Atacco, Mexico hovers around 15°C (60°F), with daily variations ranging from a brisk 1°C (35°F) to a warm 29°C (84°F). Prepare for some rain, as you can expect about 13 mm (0.5 in) of precipitation over the course of 3 days. With an average humidity level of 70%, the air is likely to feel quite muggy, so dress accordingly!

January Temperature in Atacco

In January in Atacco, the average temperature is 15°C (60°F), with maximums reaching up to 29°C (84°F) and minimums dropping as low as 1°C (35°F). Pack for a range of weather to ensure a comfortable travel experience!

January Weather in Atacco: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Atacco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Atacco, January typically has an average temperature of 15°C (60°F), with highs reaching up to 29°C (84°F) and lows dropping to around 1°C (35°F).

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

January Precipitation in Atacco

In Atacco in January, the precipitation amount is 13 mm (0.5 in) over a span of 3 days.

January Precipitation Trends in Atacco

The chart displays monthly precipitation patterns in Atacco, 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 Atacco, January typically receives around 13 mm (0.5 inches) of precipitation spread over approximately 3 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 Atacco

In Atacco in January humidity is 70%. With an average temperature of 15°C (60°F), this humidity feels like a warm, sticky embrace that can quickly lead to discomfort while traveling, making it important to stay hydrated and take breaks in the shade.

January Average Humidity in Atacco

This chart illustrates the average monthly humidity levels in Atacco, 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 Atacco 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 Atacco

In Atacco in January, the maximum UV index is 9, which corresponds to a very high Exposure Category. The time to burn is just 15 minutes, so it's essential to take precautions. For detailed information, you can check the Hourly UV Index in Atacco.

Maximum UV Index Levels in Atacco for January

The chart shows the monthly maximum UV Index (UVI) for Atacco 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 Atacco typically reaches 9, which falls under the very high exposure category.

Data source: Atacco 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 Atacco Compares to Other Months

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

This table compares monthly weather conditions in Atacco, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	15°C (60°F)	13 mm (0.5 inches)	70%	very high
February Weather	16°C (62°F)	21 mm (0.8 inches)	65%	extreme
March Weather	19°C (66°F)	7 mm (0.3 inches)	59%	extreme
April Weather	20°C (68°F)	3 mm (0.1 inches)	60%	extreme
May Weather	21°C (70°F)	46 mm (1.8 inches)	67%	extreme
June Weather	20°C (69°F)	231 mm (9.1 inches)	80%	extreme
July Weather	19°C (66°F)	420 mm (16.5 inches)	81%	extreme
August Weather	19°C (66°F)	383 mm (15.1 inches)	83%	extreme
September Weather	19°C (66°F)	347 mm (13.7 inches)	83%	extreme
October Weather	19°C (66°F)	145 mm (5.7 inches)	80%	extreme
November Weather	17°C (63°F)	38 mm (1.5 inches)	77%	very high
December Weather	15°C (60°F)	15 mm (0.6 inches)	76%	very high