January Weather in San Martin Zacatepec, Mexico

Last updated: August 27, 2025

In January, the average temperature in San Martin Zacatepec, Mexico is a pleasant 18°C (65°F). Expect temperatures to range from a cool 4°C (40°F) to a warm 32°C (89°F). With an average humidity of 65%, your experience will be comfortably balanced. However, be prepared for a bit of moisture, as there's an average precipitation of 5 mm (0.2 in) expected over 1 day.

January Temperature in San Martin Zacatepec

In January in San Martin Zacatepec, the average temperature is 18°C (65°F). The maximum can reach 32°C (89°F), and the minimum can be as low as 4°C (40°F). This makes it an ideal time for travelers to enjoy a mix of warm days and cool evenings while exploring the area.

January Weather in San Martin Zacatepec: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in San Martin Zacatepec, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Martin Zacatepec, January typically has an average temperature of 18°C (65°F), with highs reaching up to 32°C (89°F) and lows dropping to around 4°C (40°F).

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

January Precipitation in San Martin Zacatepec

In San Martin Zacatepec in January, the precipitation amount is 5 mm (0.2 in) over a duration of 1 day.

January Precipitation Trends in San Martin Zacatepec

The chart displays monthly precipitation patterns in San Martin Zacatepec, 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 San Martin Zacatepec, January typically receives around 5 mm (0.2 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 San Martin Zacatepec

In San Martin Zacatepec in January, humidity is 65%. With an average temperature of 18°C (65°F), this humidity feels like a warm embrace that clings to your skin, making you feel slightly sticky as you explore. It's comfortable enough for sightseeing, but breathable enough to enjoy a leisurely stroll, though you might find yourself seeking shade during the warmest parts of the day.

January Average Humidity in San Martin Zacatepec

This chart illustrates the average monthly humidity levels in San Martin Zacatepec, 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 San Martin Zacatepec is approximately 65%, 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 San Martin Zacatepec

In San Martin Zacatepec 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 San Martin Zacatepec.

Maximum UV Index Levels in San Martin Zacatepec for January

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

Data source: San Martin Zacatepec 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 San Martin Zacatepec Compares to Other Months

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

This table compares monthly weather conditions in San Martin Zacatepec, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	18°C (65°F)	5 mm (0.2 inches)	65%	very high
February Weather	20°C (68°F)	2 mm (0.1 inches)	61%	extreme
March Weather	22°C (71°F)	7 mm (0.3 inches)	59%	extreme
April Weather	23°C (74°F)	14 mm (0.5 inches)	62%	extreme
May Weather	23°C (75°F)	66 mm (2.6 inches)	73%	extreme
June Weather	22°C (72°F)	205 mm (8.1 inches)	78%	extreme
July Weather	21°C (70°F)	155 mm (6.1 inches)	79%	extreme
August Weather	21°C (70°F)	206 mm (8.1 inches)	82%	extreme
September Weather	21°C (69°F)	274 mm (10.8 inches)	82%	extreme
October Weather	20°C (69°F)	92 mm (3.6 inches)	79%	extreme
November Weather	19°C (67°F)	17 mm (0.7 inches)	72%	very high
December Weather	18°C (65°F)	1 mm (0.0 inches)	70%	very high