January Weather in Las Arenitas, Mexico

Last updated: August 27, 2025

In Las Arenitas, Mexico, the average temperature in January hovers around 20°C (68°F), providing a pleasant climate for outdoor activities. Expect minimums of 13°C (55°F) and peaks reaching 26°C (80°F), ensuring warm days and cooler nights. During this month, anticipate 5 mm (0.2 in) of precipitation over just 1 day, coupled with an average humidity of 70%, making it a moderately humid experience.

January Temperature in Las Arenitas

In January in Las Arenitas, the average temperature is 20°C (68°F). Maximum temperatures can reach 26°C (80°F), while minimums can drop to as low as 13°C (55°F). This pleasant climate makes Las Arenitas an ideal destination for travelers seeking comfortable weather.

January Weather in Las Arenitas: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Las Arenitas, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Las Arenitas, January typically has an average temperature of 20°C (68°F), with highs reaching up to 26°C (80°F) and lows dropping to around 13°C (55°F).

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

January Precipitation in Las Arenitas

In Las Arenitas in January, the precipitation amount is 5 mm (0.2 in) over a duration of 1 day.

January Precipitation Trends in Las Arenitas

The chart displays monthly precipitation patterns in Las Arenitas, 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 Las Arenitas, January typically receives around 5 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 Las Arenitas

In Las Arenitas in January, humidity is 70%. With an average temperature of 20°C (68°F), this humidity feels like a warm embrace that can make traveling a bit heavy and sticky but also invigorating, as the moisture in the air invigorates your skin and keeps you refreshed during your adventures.

January Average Humidity in Las Arenitas

This chart illustrates the average monthly humidity levels in Las Arenitas, 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 Las Arenitas 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 Las Arenitas

In Las Arenitas 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 Las Arenitas.

Maximum UV Index Levels in Las Arenitas for January

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

Data source: Las Arenitas 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 Las Arenitas Compares to Other Months

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

This table compares monthly weather conditions in Las Arenitas, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	20°C (68°F)	5 mm (0.2 inches)	70%	high
February Weather	20°C (68°F)	19 mm (0.7 inches)	67%	very high
March Weather	21°C (69°F)	1 mm (0.0 inches)	62%	extreme
April Weather	23°C (73°F)	0 mm (0.0 inches)	58%	extreme
May Weather	25°C (78°F)	0 mm (0.0 inches)	59%	extreme
June Weather	27°C (82°F)	20 mm (0.8 inches)	64%	extreme
July Weather	29°C (85°F)	45 mm (1.8 inches)	74%	extreme
August Weather	30°C (85°F)	153 mm (6.0 inches)	78%	extreme
September Weather	29°C (84°F)	152 mm (6.0 inches)	78%	extreme
October Weather	28°C (83°F)	45 mm (1.8 inches)	75%	very high
November Weather	25°C (77°F)	38 mm (1.5 inches)	74%	very high
December Weather	21°C (71°F)	11 mm (0.4 inches)	72%	high