January Weather in Guayalejo, Mexico

Last updated: August 27, 2025

In January, the average temperature in Guayalejo, Mexico is a pleasant 20°C (69°F). However, temperatures can vary significantly, with a minimum of 6°C (43°F) and soaring up to a maximum of 38°C (101°F). Expect some rain, as precipitation averages 31 mm (1.2 in) over 4 days. The air is quite humid, with an average humidity level of 87%. Enjoy your stay!

January Temperature in Guayalejo

In January in Guayalejo, the average temperature is 20°C (69°F). The maximum can reach 38°C (101°F), while the minimum can drop as low as 6°C (43°F). This makes it a great time for traveling, as you can enjoy warm days but should also be prepared for cooler evenings.

January Weather in Guayalejo: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Guayalejo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Guayalejo, January typically has an average temperature of 20°C (69°F), with highs reaching up to 38°C (101°F) and lows dropping to around 6°C (43°F).

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

January Precipitation in Guayalejo

In Guayalejo in January, the total precipitation amount is 31 mm (1.2 in) over a span of 4 days.

January Precipitation Trends in Guayalejo

The chart displays monthly precipitation patterns in Guayalejo, 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 Guayalejo, January typically receives around 31 mm (1.2 inches) of precipitation spread over approximately 4 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 Guayalejo

In Guayalejo in January humidity is 87%. With an average temperature of 20°C (69°F), this humidity feels like a warm, enveloping blanket, making outdoor activities such as sightseeing and hiking quite challenging, as the thick air can leave you feeling sticky and tired quickly.

January Average Humidity in Guayalejo

This chart illustrates the average monthly humidity levels in Guayalejo, 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 Guayalejo is approximately 87%, 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 Guayalejo

In Guayalejo 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 Guayalejo.

Maximum UV Index Levels in Guayalejo for January

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

Data source: Guayalejo 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 Guayalejo Compares to Other Months

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

This table compares monthly weather conditions in Guayalejo, 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 (69°F)	31 mm (1.2 inches)	87%	high
February Weather	22°C (72°F)	15 mm (0.6 inches)	85%	very high
March Weather	25°C (77°F)	26 mm (1.0 inches)	83%	extreme
April Weather	27°C (82°F)	20 mm (0.8 inches)	84%	extreme
May Weather	30°C (86°F)	58 mm (2.3 inches)	85%	extreme
June Weather	30°C (86°F)	139 mm (5.5 inches)	79%	extreme
July Weather	30°C (85°F)	139 mm (5.5 inches)	71%	extreme
August Weather	30°C (86°F)	92 mm (3.6 inches)	72%	extreme
September Weather	29°C (84°F)	113 mm (4.5 inches)	80%	extreme
October Weather	27°C (80°F)	105 mm (4.1 inches)	85%	very high
November Weather	23°C (74°F)	24 mm (0.9 inches)	88%	very high
December Weather	21°C (71°F)	11 mm (0.4 inches)	89%	high