January Weather in San Ignacio, Mexico

Last updated: August 27, 2025

In January, the average temperature in San Ignacio, Mexico is a comfortable 16°C (62°F). However, be prepared for a range; temperatures can drop to a chilly 4°C (40°F) or soar to a warm 33°C (92°F). Rain is minimal, with only 12 mm (0.5 in) of precipitation expected over the course of 1 day, and the average humidity hovers around 71%.

January Temperature in San Ignacio

In January in San Ignacio, the average temperature is 16°C (62°F). The maximum can reach 33°C (92°F), and the minimum can be as low as 4°C (40°F). Therefore, travelers should prepare for a range of temperatures and pack accordingly for both warmer and cooler conditions.

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

The chart illustrates January temperature patterns in San Ignacio, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Ignacio, January typically has an average temperature of 16°C (62°F), with highs reaching up to 33°C (92°F) and lows dropping to around 4°C (40°F).

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

January Precipitation in San Ignacio

In San Ignacio in January, the precipitation amount is 12 mm (0.5 in) over the course of 1 day.

January Precipitation Trends in San Ignacio

The chart displays monthly precipitation patterns in San Ignacio, 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 Ignacio, January typically receives around 12 mm (0.5 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 San Ignacio

In San Ignacio in January, humidity is 71%. With an average temperature of 16°C (62°F), this humidity feels like a warm, damp embrace, making it a bit uncomfortable for traveling unless you're accustomed to such conditions.

January Average Humidity in San Ignacio

This chart illustrates the average monthly humidity levels in San Ignacio, 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 Ignacio is approximately 71%, 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 Ignacio

In San Ignacio in January, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in San Ignacio, you can refer to this Hourly UV Index in San Ignacio.

Maximum UV Index Levels in San Ignacio for January

The chart shows the monthly maximum UV Index (UVI) for San Ignacio 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 Ignacio typically reaches 6, which falls under the high exposure category.

Data source: San Ignacio 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 Ignacio Compares to Other Months

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

This table compares monthly weather conditions in San Ignacio, 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 (62°F)	12 mm (0.5 inches)	71%	high
February Weather	17°C (63°F)	10 mm (0.4 inches)	69%	very high
March Weather	19°C (66°F)	14 mm (0.6 inches)	61%	very high
April Weather	21°C (71°F)	0 mm (0.0 inches)	58%	extreme
May Weather	22°C (71°F)	0 mm (0.0 inches)	61%	extreme
June Weather	25°C (78°F)	0 mm (0.0 inches)	61%	extreme
July Weather	29°C (85°F)	2 mm (0.1 inches)	63%	extreme
August Weather	30°C (86°F)	8 mm (0.3 inches)	70%	extreme
September Weather	28°C (83°F)	28 mm (1.1 inches)	75%	extreme
October Weather	25°C (77°F)	13 mm (0.5 inches)	71%	very high
November Weather	21°C (70°F)	16 mm (0.6 inches)	72%	high
December Weather	17°C (62°F)	12 mm (0.5 inches)	72%	moderate