May Weather in Castanos, Mexico

Last updated: August 26, 2025

In May, the average temperature in Castanos, Mexico reaches a warm 26°C (79°F), while the minimum can drop to 14°C (57°F) and the maximum can soar up to 40°C (104°F). During this month, you can expect around 49 mm (1.9 in) of precipitation spread over 12 days, accompanied by an average humidity of 79%.

May Temperature in Castanos

In May in Castanos, the average temperature is 26°C (79°F). Maximums can reach 40°C (104°F), while minimums can be as low as 14°C (57°F). Be sure to pack suitable clothing for both warm days and cooler evenings while traveling.

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

The chart illustrates May 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, May typically has an average temperature of 26°C (79°F), with highs reaching up to 40°C (104°F) and lows dropping to around 14°C (57°F).

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

May Precipitation in Castanos

In Castanos in May, the total precipitation amount is 49 mm (1.9 in) spread over 12 days.

May Precipitation Trends in Castanos

The chart displays monthly precipitation patterns in Castanos, with values for each month alongside May’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May’s conditions compare to those of other months. In Castanos, May typically receives around 49 mm (1.9 inches) of precipitation spread over approximately 12 days.

Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.

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Millimeters (mm) Inches (in)

May Humidity in Castanos

In Castanos in May humidity is 79%. With an average temperature of 26°C (79°F), this humidity feels like a warm, sticky embrace that can make outdoor activities feel exhausting. Travelers should be prepared for a heavy air that clings to the skin, making hydration essential while navigating the sights and sounds of the city.

May Average Humidity in Castanos

This chart illustrates the average monthly humidity levels in Castanos, with May’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In May, average humidity in Castanos is approximately 79%, offering insight into how humid the weather typically is during this month.

Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Castanos

In Castanos in May, the maximum UV index is 12, which corresponds to an extreme Exposure Category. The time to burn is just 10 minutes, underscoring the importance of sun protection. For detailed information, you can check the Hourly UV Index in Castanos.

Maximum UV Index Levels in Castanos for May

The chart shows the monthly maximum UV Index (UVI) for Castanos in May, 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 May, the maximum UV index in Castanos typically reaches 12, which falls under the extreme exposure category.

Data source: Castanos May 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 May 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 May’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 May’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