August Weather in Castro Urdiales, Mexico

Last updated: August 27, 2025

In Castro Urdiales, Mexico, the average temperature in August is a pleasant 21°C (71°F). Expect minimums of 14°C (57°F) and maximums reaching 30°C (87°F). However, be prepared for frequent showers, with precipitation totaling 197 mm (7.8 in) over approximately 27 days. The air will feel quite humid, with an average humidity level of 81%.

August Temperature in Castro Urdiales

In August in Castro Urdiales, the average temperature is 21°C (71°F), with highs reaching up to 30°C (87°F) and lows dipping to 14°C (57°F). This pleasant climate makes it an ideal time for outdoor activities and sightseeing.

August Weather in Castro Urdiales: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Castro Urdiales, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castro Urdiales, August typically has an average temperature of 21°C (71°F), with highs reaching up to 30°C (87°F) and lows dropping to around 14°C (57°F).

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

August Precipitation in Castro Urdiales

In Castro Urdiales in August, the precipitation amount is 197 mm (7.8 in) over the course of 27 days.

August Precipitation Trends in Castro Urdiales

The chart displays monthly precipitation patterns in Castro Urdiales, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Castro Urdiales, August typically receives around 197 mm (7.8 inches) of precipitation spread over approximately 27 days.

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

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Millimeters (mm) Inches (in)

August Humidity in Castro Urdiales

In Castro Urdiales in August, humidity is 81%. With an average temperature of 21°C (71°F), this humidity feels like a warm, enveloping blanket that makes traveling feel both refreshing and slightly heavy, often leading to a sticky sensation that can quickly deplete your energy.

August Average Humidity in Castro Urdiales

This chart illustrates the average monthly humidity levels in Castro Urdiales, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Castro Urdiales is approximately 81%, offering insight into how humid the weather typically is during this month.

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

August UV Index in Castro Urdiales

In Castro Urdiales in August, the maximum UV index reaches 13, which corresponds to an extreme Exposure Category. With a time to burn of just 10 minutes, it's crucial to take protective measures. For detailed information, you can check the Hourly UV Index in Castro Urdiales.

Maximum UV Index Levels in Castro Urdiales for August

The chart shows the monthly maximum UV Index (UVI) for Castro Urdiales in August, 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 August, the maximum UV index in Castro Urdiales typically reaches 13, which falls under the extreme exposure category.

Data source: Castro Urdiales August 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 August Weather in Castro Urdiales Compares to Other Months

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

This table compares monthly weather conditions in Castro Urdiales, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	16°C (62°F)	9 mm (0.3 inches)	64%	very high
February Weather	18°C (65°F)	14 mm (0.5 inches)	57%	extreme
March Weather	21°C (70°F)	4 mm (0.1 inches)	46%	extreme
April Weather	22°C (72°F)	1 mm (0.0 inches)	42%	extreme
May Weather	24°C (75°F)	19 mm (0.7 inches)	51%	extreme
June Weather	23°C (74°F)	112 mm (4.4 inches)	74%	extreme
July Weather	21°C (71°F)	226 mm (8.9 inches)	79%	extreme
August Weather	21°C (71°F)	197 mm (7.8 inches)	81%	extreme
September Weather	21°C (70°F)	218 mm (8.6 inches)	84%	extreme
October Weather	21°C (69°F)	69 mm (2.7 inches)	75%	extreme
November Weather	19°C (66°F)	23 mm (0.9 inches)	71%	very high
December Weather	16°C (62°F)	12 mm (0.5 inches)	74%	very high