January Weather in Atonalisco, Mexico

Last updated: August 27, 2025

In January, the average temperature in Atonalisco, Mexico is a comfortable 20°C (68°F). However, temperatures can range from a cool 3°C (38°F) to a warm 33°C (92°F). The month sees a moderate precipitation of 18 mm (0.7 in) spread over 1 day, with an average humidity of 64%.

January Temperature in Atonalisco

In January, in Atonalisco, the average temperature is 20°C (68°F). Maximum temperatures can reach up to 33°C (92°F), while minimums can drop to as low as 3°C (38°F). This makes Atonalisco an ideal destination for travelers seeking pleasant weather and a chance to experience both warm days and cool nights.

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

The chart illustrates January temperature patterns in Atonalisco, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Atonalisco, January typically has an average temperature of 20°C (68°F), with highs reaching up to 33°C (92°F) and lows dropping to around 3°C (38°F).

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

January Precipitation in Atonalisco

In Atonalisco in January, the precipitation amount is 18 mm (0.7 in) over the course of 1 day.

January Precipitation Trends in Atonalisco

The chart displays monthly precipitation patterns in Atonalisco, 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 Atonalisco, January typically receives around 18 mm (0.7 inches) of precipitation spread over approximately 1 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

January Humidity in Atonalisco

In Atonalisco in January humidity is 64%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace, making it a perfect time for travelers to explore, though they might want to stay hydrated and take breaks in the shade to fully enjoy the experience.

January Average Humidity in Atonalisco

This chart illustrates the average monthly humidity levels in Atonalisco, 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 Atonalisco is approximately 64%, 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 Atonalisco

In Atonalisco in January, the maximum UV index is 8, which corresponds to a very high Exposure Category. This means that the time to burn is only 15 minutes. For more detailed information, you can refer to the Hourly UV Index in Atonalisco.

Maximum UV Index Levels in Atonalisco for January

The chart shows the monthly maximum UV Index (UVI) for Atonalisco 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 Atonalisco typically reaches 8, which falls under the very high exposure category.

Data source: Atonalisco 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 Atonalisco Compares to Other Months

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

This table compares monthly weather conditions in Atonalisco, 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)	18 mm (0.7 inches)	64%	very high
February Weather	21°C (70°F)	25 mm (1.0 inches)	57%	very high
March Weather	23°C (73°F)	1 mm (0.1 inches)	46%	extreme
April Weather	24°C (75°F)	1 mm (0.0 inches)	42%	extreme
May Weather	26°C (78°F)	5 mm (0.2 inches)	51%	extreme
June Weather	27°C (80°F)	114 mm (4.5 inches)	74%	extreme
July Weather	26°C (79°F)	232 mm (9.1 inches)	79%	extreme
August Weather	26°C (78°F)	300 mm (11.8 inches)	81%	extreme
September Weather	25°C (77°F)	306 mm (12.1 inches)	84%	extreme
October Weather	25°C (77°F)	143 mm (5.6 inches)	75%	extreme
November Weather	23°C (73°F)	15 mm (0.6 inches)	71%	very high
December Weather	20°C (69°F)	15 mm (0.6 inches)	74%	high