January Weather in El Rosario, Mexico

Last updated: August 27, 2025

In El Rosario, Mexico, the average temperature in January hovers around 14°C (58°F), with a minimum of 1°C (34°F) and a maximum of 27°C (81°F). Expect about 11 mm (0.4 in) of precipitation over just 2 days, accompanied by an average humidity of 64%.

January Temperature in El Rosario

In January in El Rosario, the average temperature is 14°C (58°F). The maximum can reach 27°C (81°F), and the minimum can be as low as 1°C (34°F). Be sure to pack both light clothing for the warmer days and warmer layers for the cooler nights when you visit.

January Weather in El Rosario: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in El Rosario, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In El Rosario, January typically has an average temperature of 14°C (58°F), with highs reaching up to 27°C (81°F) and lows dropping to around 1°C (34°F).

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

January Precipitation in El Rosario

In El Rosario in January, the precipitation amount is 11 mm (0.4 in) over the course of 2 days.

January Precipitation Trends in El Rosario

The chart displays monthly precipitation patterns in El Rosario, 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 El Rosario, January typically receives around 11 mm (0.4 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 El Rosario

In El Rosario in January, humidity is 64%. With an average temperature of 14°C (58°F), this humidity feels like a refreshing embrace, making travel comfortable but slightly sticky, and occasionally necessitating a light jacket when the breeze picks up.

January Average Humidity in El Rosario

This chart illustrates the average monthly humidity levels in El Rosario, 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 El Rosario 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 El Rosario

In El Rosario 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 El Rosario.

Maximum UV Index Levels in El Rosario for January

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

Data source: El Rosario 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 El Rosario Compares to Other Months

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

This table compares monthly weather conditions in El Rosario, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	14°C (58°F)	11 mm (0.4 inches)	64%	very high
February Weather	16°C (62°F)	11 mm (0.4 inches)	57%	extreme
March Weather	19°C (67°F)	5 mm (0.2 inches)	46%	extreme
April Weather	21°C (70°F)	1 mm (0.0 inches)	42%	extreme
May Weather	23°C (73°F)	26 mm (1.0 inches)	51%	extreme
June Weather	22°C (72°F)	163 mm (6.4 inches)	74%	extreme
July Weather	20°C (68°F)	264 mm (10.4 inches)	79%	extreme
August Weather	20°C (68°F)	192 mm (7.6 inches)	81%	extreme
September Weather	19°C (67°F)	184 mm (7.2 inches)	84%	extreme
October Weather	19°C (66°F)	78 mm (3.1 inches)	75%	extreme
November Weather	17°C (62°F)	17 mm (0.7 inches)	71%	very high
December Weather	14°C (58°F)	8 mm (0.3 inches)	74%	very high