January Weather in Cal y Mayor, Mexico

Last updated: August 27, 2025

In January, the average temperature in Cal y Mayor, Mexico hovers around 19°C (66°F), with a range that can dip to a brisk 9°C (49°F) and soar to a warm 31°C (88°F). This month sees 193 mm (7.6 in) of precipitation, spread over 16 days, contributing to an average humidity of 83%. Be prepared for a mix of weather as you explore the region!

January Temperature in Cal y Mayor

In January in Cal y Mayor, the average temperature is 19°C (66°F). The maximum can reach 31°C (88°F) and the minimum can be as low as 9°C (49°F). This variability makes it an ideal time for travelers to experience a mix of mild and warm weather during their visit.

January Weather in Cal y Mayor: Daily Temperature Highs, Lows, and Averages

The chart illustrates January temperature patterns in Cal y Mayor, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Cal y Mayor, January typically has an average temperature of 19°C (66°F), with highs reaching up to 31°C (88°F) and lows dropping to around 9°C (49°F).

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

January Precipitation in Cal y Mayor

In Cal y Mayor in January, the total precipitation amount is 193 mm (7.6 in), spread over a period of 16 days.

January Precipitation Trends in Cal y Mayor

The chart displays monthly precipitation patterns in Cal y Mayor, 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 Cal y Mayor, January typically receives around 193 mm (7.6 inches) of precipitation spread over approximately 16 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 Cal y Mayor

In Cal y Mayor in January, humidity is 83%. With an average temperature of 19°C (66°F), this humidity feels like a heavy blanket wrapping around you, making travel feel more sluggish and muggy, yet there's a refreshing coolness in the air that invites you to explore.

January Average Humidity in Cal y Mayor

This chart illustrates the average monthly humidity levels in Cal y Mayor, 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 Cal y Mayor is approximately 83%, 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 Cal y Mayor

In Cal y Mayor 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 Cal y Mayor.

Maximum UV Index Levels in Cal y Mayor for January

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

Data source: Cal y Mayor 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 Cal y Mayor Compares to Other Months

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

This table compares monthly weather conditions in Cal y Mayor, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	19°C (66°F)	193 mm (7.6 inches)	83%	very high
February Weather	20°C (69°F)	135 mm (5.3 inches)	76%	extreme
March Weather	21°C (71°F)	134 mm (5.3 inches)	66%	extreme
April Weather	24°C (75°F)	82 mm (3.2 inches)	59%	extreme
May Weather	25°C (77°F)	147 mm (5.8 inches)	64%	extreme
June Weather	24°C (76°F)	321 mm (12.6 inches)	69%	extreme
July Weather	24°C (75°F)	247 mm (9.7 inches)	82%	extreme
August Weather	24°C (75°F)	287 mm (11.3 inches)	87%	extreme
September Weather	24°C (75°F)	342 mm (13.5 inches)	87%	extreme
October Weather	23°C (73°F)	374 mm (14.7 inches)	88%	extreme
November Weather	21°C (69°F)	263 mm (10.4 inches)	88%	very high
December Weather	19°C (67°F)	188 mm (7.4 inches)	88%	very high