January Weather in Rio Viejo, Mexico

Last updated: August 27, 2025

In January, the average temperature in Rio Viejo, Mexico is a pleasant 21°C (70°F). Expect a range from a cool 5°C (41°F) to a warm 33°C (92°F). With an average humidity of 74% and only 13 mm (0.5 in) of precipitation over 0 days, it's a great time to explore the outdoors!

January Temperature in Rio Viejo

In January in Rio Viejo, the average temperature is 21°C (70°F). The maximum can reach 33°C (92°F), while the minimum can dip as low as 5°C (41°F). This climate makes Rio Viejo an ideal destination for travelers looking to enjoy pleasant weather with a good range of temperatures.

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

The chart illustrates January temperature patterns in Rio Viejo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Rio Viejo, January typically has an average temperature of 21°C (70°F), with highs reaching up to 33°C (92°F) and lows dropping to around 5°C (41°F).

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

January Precipitation in Rio Viejo

In Rio Viejo in January, the precipitation amount is 13 mm (0.5 in) over a period of 0 days.

January Precipitation Trends in Rio Viejo

The chart displays monthly precipitation patterns in Rio Viejo, 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 Viejo, January typically receives around 13 mm (0.5 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 Rio Viejo

In Rio Viejo in January humidity is 74%. With an average temperature of 21°C (70°F), this humidity feels like a warm, moist embrace, making outdoor activities both invigorating and slightly draining, so travelers should stay hydrated and take breaks often.

January Average Humidity in Rio Viejo

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

In Rio Viejo in January, the maximum UV index is 7, which corresponds to the high Exposure Category. This means that the time to burn is approximately 25 minutes. For more detailed information, you can check the Hourly UV Index in Rio Viejo.

Maximum UV Index Levels in Rio Viejo for January

The chart shows the monthly maximum UV Index (UVI) for Rio Viejo 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 Viejo typically reaches 7, which falls under the high exposure category.

Data source: Rio Viejo 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 Viejo Compares to Other Months

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

This table compares monthly weather conditions in Rio Viejo, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	21°C (70°F)	13 mm (0.5 inches)	74%	high
February Weather	22°C (71°F)	15 mm (0.6 inches)	66%	very high
March Weather	23°C (73°F)	0 mm (0.0 inches)	61%	extreme
April Weather	24°C (75°F)	0 mm (0.0 inches)	56%	extreme
May Weather	26°C (79°F)	0 mm (0.0 inches)	61%	extreme
June Weather	28°C (83°F)	57 mm (2.3 inches)	73%	extreme
July Weather	29°C (85°F)	150 mm (5.9 inches)	82%	extreme
August Weather	28°C (83°F)	297 mm (11.7 inches)	83%	extreme
September Weather	28°C (82°F)	287 mm (11.3 inches)	83%	extreme
October Weather	27°C (81°F)	136 mm (5.4 inches)	78%	extreme
November Weather	24°C (76°F)	9 mm (0.4 inches)	77%	very high
December Weather	22°C (71°F)	11 mm (0.4 inches)	78%	high