January Weather in Rio Grande, Mexico

Last updated: August 27, 2025

In Rio Grande, Mexico, the average temperature in January hovers around 16°C (60°F). However, you can experience a temperature range from a chilly 3°C (37°F) to a warm 30°C (86°F). Don't forget your umbrella, as precipitation averages 6 mm (0.2 in) over just 1 day of the month. Additionally, the average humidity level is a comfortable 74%, adding to the atmosphere of this charming locale.

January Temperature in Rio Grande

In January in Rio Grande, the average temperature is 16°C (60°F). Maximums can reach 30°C (86°F), and minimums can be as low as 3°C (37°F). This mild climate makes Rio Grande an ideal destination for travelers looking to enjoy comfortable outdoor activities.

January Weather in Rio Grande: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Rio Grande, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio Grande, January typically has an average temperature of 16°C (60°F), with highs reaching up to 30°C (86°F) and lows dropping to around 3°C (37°F).

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

January Precipitation in Rio Grande

In Rio Grande in January, the precipitation amount is 6 mm (0.2 in) over the course of 1 day.

January Precipitation Trends in Rio Grande

The chart displays monthly precipitation patterns in Rio Grande, 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 Rio Grande, January typically receives around 6 mm (0.2 inches) of precipitation spread over approximately 1 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 Rio Grande

In Rio Grande in January humidity is 74%. With an average temperature of 16°C (60°F), this humidity feels like a damp blanket enveloping you, making traveling a bit uncomfortable as you navigate the sticky air and potentially limiting your energy for exploring the sights.

January Average Humidity in Rio Grande

This chart illustrates the average monthly humidity levels in Rio Grande, 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 Rio Grande 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 Rio Grande

In Rio Grande 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 Rio Grande.

Maximum UV Index Levels in Rio Grande for January

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

Data source: Rio Grande 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 Rio Grande Compares to Other Months

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

This table compares monthly weather conditions in Rio Grande, 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 (60°F)	6 mm (0.2 inches)	74%	very high
February Weather	18°C (64°F)	10 mm (0.4 inches)	65%	extreme
March Weather	21°C (69°F)	6 mm (0.2 inches)	58%	extreme
April Weather	22°C (73°F)	3 mm (0.1 inches)	58%	extreme
May Weather	24°C (75°F)	31 mm (1.2 inches)	67%	extreme
June Weather	22°C (72°F)	145 mm (5.7 inches)	76%	extreme
July Weather	20°C (68°F)	203 mm (8.0 inches)	67%	extreme
August Weather	20°C (68°F)	175 mm (6.9 inches)	68%	extreme
September Weather	20°C (68°F)	175 mm (6.9 inches)	81%	extreme
October Weather	19°C (67°F)	65 mm (2.6 inches)	83%	extreme
November Weather	17°C (64°F)	24 mm (0.9 inches)	84%	very high
December Weather	15°C (60°F)	3 mm (0.1 inches)	81%	very high