January Weather in El Rosario, Mexico

Last updated: August 27, 2025

In El Rosario, Mexico, the average temperature in January hovers around 16°C (61°F). However, it can vary significantly, with minimums dipping to 1°C (35°F) and maximums soaring to 30°C (86°F). Expect a light sprinkle of precipitation, totaling only 3 mm (0.1 in) across a mere 0 days. The atmosphere is quite humid, with average humidity levels reaching 84%.

January Temperature in El Rosario

In January, in El Rosario, the average temperature is 16°C (61°F), with maximums reaching 30°C (86°F) and minimums dipping as low as 1°C (35°F). This diverse temperature range makes El Rosario an ideal destination for travelers seeking both warm and cool experiences.

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 16°C (61°F), with highs reaching up to 30°C (86°F) and lows dropping to around 1°C (35°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 3 mm (0.1 in) during a total of 0 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 3 mm (0.1 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 El Rosario

In El Rosario in January, humidity is 84%. With an average temperature of 16°C (61°F), this humidity feels like a blanket of warmth, making travel slightly sticky but overall comfortable, as long as you stay hydrated and take breaks in the shade.

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 84%, 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 reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more 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 10, 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	16°C (61°F)	3 mm (0.1 inches)	84%	very high
February Weather	18°C (64°F)	3 mm (0.1 inches)	80%	extreme
March Weather	19°C (66°F)	11 mm (0.4 inches)	73%	extreme
April Weather	20°C (68°F)	29 mm (1.2 inches)	67%	extreme
May Weather	20°C (69°F)	60 mm (2.4 inches)	72%	extreme
June Weather	19°C (66°F)	215 mm (8.5 inches)	73%	extreme
July Weather	19°C (66°F)	102 mm (4.0 inches)	76%	extreme
August Weather	19°C (66°F)	174 mm (6.9 inches)	80%	extreme
September Weather	19°C (66°F)	227 mm (8.9 inches)	84%	extreme
October Weather	18°C (65°F)	109 mm (4.3 inches)	89%	extreme
November Weather	17°C (63°F)	12 mm (0.5 inches)	88%	extreme
December Weather	16°C (61°F)	6 mm (0.2 inches)	88%	very high