January Weather in San Jeronimo, Mexico

Last updated: August 27, 2025

In January, the average temperature in San Jeronimo, Mexico is a pleasant 25°C (77°F). Temperatures can range from a cool 13°C (56°F) to a warm 36°C (97°F). Expect minimal precipitation, with only 1 mm (0.0 in) falling over 0 days, and a comfortable average humidity level of 70%.

January Temperature in San Jeronimo

In January, in San Jeronimo, the average temperature is 25°C (77°F). The maximum can reach 36°C (97°F), while the minimum can be as low as 13°C (56°F). This delightful range makes San Jeronimo an ideal destination for travelers looking to enjoy warm weather while still having cooler evenings.

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

The chart illustrates January temperature patterns in San Jeronimo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In San Jeronimo, January typically has an average temperature of 25°C (77°F), with highs reaching up to 36°C (97°F) and lows dropping to around 13°C (56°F).

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

January Precipitation in San Jeronimo

In San Jeronimo in January, the precipitation amount is 1 mm (0.0 in) during a span of 0 days.

January Precipitation Trends in San Jeronimo

The chart displays monthly precipitation patterns in San Jeronimo, 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 Jeronimo, January typically receives around 1 mm (0.0 inches) of precipitation spread over approximately 0 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 Jeronimo

In San Jeronimo in January, humidity is 70%. With an average temperature of 25°C (77°F), this humidity feels like walking through a warm, moist blanket that clings to your skin, making every step feel heavier as you explore the sights and sounds of your destination.

January Average Humidity in San Jeronimo

This chart illustrates the average monthly humidity levels in San Jeronimo, 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 Jeronimo is approximately 70%, 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 Jeronimo

In San Jeronimo 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 San Jeronimo.

Maximum UV Index Levels in San Jeronimo for January

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

Data source: San Jeronimo 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 Jeronimo Compares to Other Months

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

This table compares monthly weather conditions in San Jeronimo, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	25°C (77°F)	1 mm (0.0 inches)	70%	very high
February Weather	25°C (78°F)	1 mm (0.1 inches)	64%	extreme
March Weather	27°C (81°F)	1 mm (0.0 inches)	54%	extreme
April Weather	28°C (82°F)	0 mm (0.0 inches)	61%	extreme
May Weather	28°C (83°F)	16 mm (0.6 inches)	75%	extreme
June Weather	28°C (82°F)	102 mm (4.0 inches)	83%	extreme
July Weather	27°C (81°F)	139 mm (5.5 inches)	83%	extreme
August Weather	27°C (81°F)	169 mm (6.7 inches)	85%	extreme
September Weather	26°C (79°F)	170 mm (6.7 inches)	85%	extreme
October Weather	26°C (79°F)	135 mm (5.3 inches)	79%	extreme
November Weather	25°C (78°F)	33 mm (1.3 inches)	76%	very high
December Weather	24°C (76°F)	3 mm (0.1 inches)	74%	very high