January Weather in Santa Teresa, Mexico

Last updated: August 27, 2025

In Santa Teresa, Mexico, the average temperature in January hovers around 17°C (63°F), making it a pleasant time to visit. Be prepared for a minimum of 3°C (37°F) and a possible maximum of 31°C (88°F). With an average precipitation of 14 mm (0.5 in) spread over just 2 days, you can expect a mix of sunny skies and occasional showers. The average humidity sits at a comfortable 64%, ensuring a delightful atmosphere throughout the month.

January Temperature in Santa Teresa

In January in Santa Teresa, the average temperature is 17°C (63°F). Maximums can reach 31°C (88°F), and minimums can be as low as 3°C (37°F). This makes Santa Teresa a great destination for travelers seeking mild weather with warm days and cool evenings.

January Weather in Santa Teresa: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Santa Teresa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Santa Teresa, January typically has an average temperature of 17°C (63°F), with highs reaching up to 31°C (88°F) and lows dropping to around 3°C (37°F).

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

January Precipitation in Santa Teresa

In Santa Teresa in January, the precipitation amount reaches 14 mm (0.5 in) over a span of 2 days.

January Precipitation Trends in Santa Teresa

The chart displays monthly precipitation patterns in Santa Teresa, 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 Santa Teresa, January typically receives around 14 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 Santa Teresa

In Santa Teresa in January humidity is 64%. With an average temperature of 17°C (63°F), this humidity feels like a mild dampness that can make outdoor activities feel slightly muggy, but it's still comfortable for exploring the area.

January Average Humidity in Santa Teresa

This chart illustrates the average monthly humidity levels in Santa Teresa, 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 Santa Teresa 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 Santa Teresa

In Santa Teresa 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 Santa Teresa.

Maximum UV Index Levels in Santa Teresa for January

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

Data source: Santa Teresa 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 Santa Teresa Compares to Other Months

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

This table compares monthly weather conditions in Santa Teresa, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	17°C (63°F)	14 mm (0.5 inches)	64%	very high
February Weather	18°C (65°F)	19 mm (0.8 inches)	57%	extreme
March Weather	21°C (70°F)	2 mm (0.1 inches)	46%	extreme
April Weather	22°C (72°F)	1 mm (0.0 inches)	42%	extreme
May Weather	24°C (75°F)	12 mm (0.5 inches)	51%	extreme
June Weather	24°C (76°F)	78 mm (3.1 inches)	74%	extreme
July Weather	22°C (72°F)	180 mm (7.1 inches)	79%	extreme
August Weather	22°C (72°F)	165 mm (6.5 inches)	81%	extreme
September Weather	22°C (72°F)	191 mm (7.5 inches)	84%	extreme
October Weather	22°C (71°F)	74 mm (2.9 inches)	75%	extreme
November Weather	20°C (68°F)	15 mm (0.6 inches)	71%	very high
December Weather	17°C (63°F)	17 mm (0.7 inches)	74%	very high