January Weather in Castanos, Mexico

Last updated: August 26, 2025

In Castanos, Mexico, the average temperature in January is a mild 12°C (55°F). However, temperatures can vary dramatically, with a minimum of -5°C (24°F) and a maximum of 31°C (88°F). The month sees approximately 9 mm (0.4 in) of precipitation over just 2 days, and the average humidity is a high 83%, making it a unique experience for visitors.

January Temperature in Castanos

In January in Castanos, the average temperature is 12°C (55°F). Maximum temperatures can reach 31°C (88°F), while minimums can drop as low as -5°C (24°F). Travelers should be prepared for a wide range of weather conditions during this time.

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

The chart illustrates January temperature patterns in Castanos, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castanos, January typically has an average temperature of 12°C (55°F), with highs reaching up to 31°C (88°F) and lows dropping to around -5°C (24°F).

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

January Precipitation in Castanos

In Castanos in January, the precipitation amount is 9 mm (0.4 in) over the course of 2 days.

January Precipitation Trends in Castanos

The chart displays monthly precipitation patterns in Castanos, 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 Castanos, January typically receives around 9 mm (0.4 inches) of precipitation spread over approximately 2 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 Castanos

In Castanos in January humidity is 83%. With an average temperature of 12°C (55°F), this humidity feels like a cool, damp embrace that makes exploring the area both refreshing and slightly uncomfortable, requiring travelers to dress in layers and stay hydrated.

January Average Humidity in Castanos

This chart illustrates the average monthly humidity levels in Castanos, 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 Castanos 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 Castanos

In Castanos in January, the maximum UV index is 6, which corresponds to a high Exposure Category. The time to burn is approximately 25 minutes. To find the hourly UV index in Castanos, you can refer to this Hourly UV Index in Castanos.

Maximum UV Index Levels in Castanos for January

The chart shows the monthly maximum UV Index (UVI) for Castanos 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 Castanos typically reaches 6, which falls under the high exposure category.

Data source: Castanos 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 Castanos Compares to Other Months

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

This table compares monthly weather conditions in Castanos, showing how January’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	12°C (55°F)	9 mm (0.4 inches)	83%	high
February Weather	15°C (60°F)	7 mm (0.3 inches)	74%	very high
March Weather	19°C (67°F)	22 mm (0.9 inches)	75%	extreme
April Weather	23°C (73°F)	19 mm (0.8 inches)	74%	extreme
May Weather	26°C (79°F)	49 mm (1.9 inches)	79%	extreme
June Weather	27°C (81°F)	44 mm (1.7 inches)	77%	extreme
July Weather	27°C (81°F)	84 mm (3.3 inches)	64%	extreme
August Weather	27°C (81°F)	49 mm (1.9 inches)	61%	extreme
September Weather	24°C (75°F)	139 mm (5.5 inches)	77%	extreme
October Weather	21°C (70°F)	44 mm (1.7 inches)	83%	very high
November Weather	17°C (62°F)	15 mm (0.6 inches)	85%	high
December Weather	14°C (58°F)	21 mm (0.8 inches)	89%	high