January Weather in Atoyac, Mexico

Last updated: August 27, 2025

In January, the average temperature in Atoyac, Mexico hovers around 16°C (61°F). Expect a minimum of 3°C (37°F) and a peak of 29°C (85°F), providing a pleasant range for outdoor activities. With an average precipitation of 12 mm (0.5 in) over 2 days, you might want to carry an umbrella! Additionally, the average humidity sits at a comfortable 70%, making this month a delightful time to experience the local charm.

January Temperature in Atoyac

In January in Atoyac, the average temperature is 16°C (61°F). The maximum can reach 29°C (85°F) and the minimum can be as low as 3°C (37°F). This variety in temperatures makes it an ideal time for travelers to pack layers and enjoy both warm and cool experiences.

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

The chart illustrates January temperature patterns in Atoyac, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Atoyac, January typically has an average temperature of 16°C (61°F), with highs reaching up to 29°C (85°F) and lows dropping to around 3°C (37°F).

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

January Precipitation in Atoyac

In Atoyac in January, the precipitation amount is 12 mm (0.5 in) over the course of 2 days.

January Precipitation Trends in Atoyac

The chart displays monthly precipitation patterns in Atoyac, 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 Atoyac, January typically receives around 12 mm (0.5 inches) of precipitation spread over approximately 2 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 Atoyac

In Atoyac in January humidity is 70%. With an average temperature of 16°C (61°F), this humidity feels like a warm, damp blanket wrapping around you, making travel somewhat uncomfortable as you navigate the sticky air while trying to enjoy your surroundings.

January Average Humidity in Atoyac

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

In Atoyac 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 Atoyac.

Maximum UV Index Levels in Atoyac for January

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

Data source: Atoyac 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 Atoyac Compares to Other Months

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

This table compares monthly weather conditions in Atoyac, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (61°F)	12 mm (0.5 inches)	70%	very high
February Weather	17°C (63°F)	18 mm (0.7 inches)	65%	extreme
March Weather	19°C (67°F)	9 mm (0.3 inches)	59%	extreme
April Weather	21°C (70°F)	3 mm (0.1 inches)	60%	extreme
May Weather	22°C (72°F)	37 mm (1.5 inches)	67%	extreme
June Weather	21°C (71°F)	144 mm (5.7 inches)	80%	extreme
July Weather	20°C (68°F)	193 mm (7.6 inches)	81%	extreme
August Weather	20°C (68°F)	163 mm (6.4 inches)	83%	extreme
September Weather	20°C (68°F)	183 mm (7.2 inches)	83%	extreme
October Weather	19°C (67°F)	83 mm (3.3 inches)	80%	extreme
November Weather	18°C (64°F)	36 mm (1.4 inches)	77%	very high
December Weather	16°C (61°F)	10 mm (0.4 inches)	76%	very high