January Weather in San Juan Bautista, Mexico

Last updated: August 27, 2025

In January, the average temperature in San Juan Bautista, Mexico hovers around 18°C (65°F), making it a pleasant time to explore. Expect temperatures to range from a chilly 3°C (37°F) at night to a warm 30°C (87°F) during the day. With an average humidity of 74% and precipitation amounting to 36 mm (1.4 in) spread across 3 days, it might be wise to pack an umbrella!

January Temperature in San Juan Bautista

In January in San Juan Bautista, the average temperature is 18°C (65°F). Maximums can reach 30°C (87°F), while minimums can drop as low as 3°C (37°F). This makes it a great time for travelers to enjoy a variety of outdoor activities, so be sure to pack accordingly!

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

The chart illustrates January temperature patterns in San Juan Bautista, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Juan Bautista, January typically has an average temperature of 18°C (65°F), with highs reaching up to 30°C (87°F) and lows dropping to around 3°C (37°F).

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

January Precipitation in San Juan Bautista

In San Juan Bautista in January, the precipitation amount is 36 mm (1.4 in) over a period of 3 days.

January Precipitation Trends in San Juan Bautista

The chart displays monthly precipitation patterns in San Juan Bautista, 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 Juan Bautista, January typically receives around 36 mm (1.4 inches) of precipitation spread over approximately 3 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 Juan Bautista

In San Juan Bautista in January humidity is 74%. With an average temperature of 18°C (65°F), this humidity feels like a warm, sticky embrace that can make even short walks feel laborious, leading travelers to seek shade and refreshment more often.

January Average Humidity in San Juan Bautista

This chart illustrates the average monthly humidity levels in San Juan Bautista, 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 Juan Bautista is approximately 74%, 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 Juan Bautista

In San Juan Bautista 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 San Juan Bautista.

Maximum UV Index Levels in San Juan Bautista for January

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

Data source: San Juan Bautista 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 Juan Bautista Compares to Other Months

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

This table compares monthly weather conditions in San Juan Bautista, 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)	36 mm (1.4 inches)	74%	very high
February Weather	19°C (67°F)	37 mm (1.5 inches)	66%	very high
March Weather	21°C (70°F)	4 mm (0.2 inches)	61%	extreme
April Weather	22°C (72°F)	2 mm (0.1 inches)	56%	extreme
May Weather	24°C (75°F)	13 mm (0.5 inches)	61%	extreme
June Weather	25°C (77°F)	145 mm (5.7 inches)	73%	extreme
July Weather	24°C (76°F)	323 mm (12.7 inches)	82%	extreme
August Weather	25°C (76°F)	339 mm (13.3 inches)	83%	extreme
September Weather	24°C (76°F)	306 mm (12.0 inches)	83%	extreme
October Weather	24°C (75°F)	157 mm (6.2 inches)	78%	extreme
November Weather	21°C (71°F)	28 mm (1.1 inches)	77%	very high
December Weather	19°C (66°F)	23 mm (0.9 inches)	78%	high