August Weather in Castalla, Spain

Last updated: August 27, 2025

In August, the average temperature in Castalla, Spain hovers around 26°C (80°F), making it a pleasant time to explore. However, temperatures can range from a refreshing 15°C (59°F) to a sizzling 40°C (105°F). With 29 mm (1.1 in) of precipitation spread over 4 days, it's wise to be prepared for occasional showers. The average humidity is a comfortable 51%, adding to the region's inviting atmosphere.

August Temperature in Castalla

In August in Castalla, the average temperature is 26°C (80°F). Maximums can reach 40°C (105°F), and minimums can be as low as 15°C (59°F). This weather makes Castalla an ideal destination for travelers looking to enjoy warm conditions while being prepared for cooler nights.

August Weather in Castalla: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Castalla, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Castalla, August typically has an average temperature of 26°C (80°F), with highs reaching up to 40°C (105°F) and lows dropping to around 15°C (59°F).

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

August Precipitation in Castalla

In Castalla in August, the precipitation amount is 29 mm (1.1 in) over a span of 4 days.

August Precipitation Trends in Castalla

The chart displays monthly precipitation patterns in Castalla, 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 Castalla, August typically receives around 29 mm (1.1 inches) of precipitation spread over approximately 4 days.

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

Choose your preferred precipitation unit

Millimeters (mm) Inches (in)

August Humidity in Castalla

In Castalla in August humidity is 51%. With an average temperature of 26°C (80°F), this humidity feels like the perfect balance of warmth and comfort for traveling, allowing you to explore without feeling overwhelmed by heat or moisture.

August Average Humidity in Castalla

This chart illustrates the average monthly humidity levels in Castalla, 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 Castalla is approximately 51%, 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 Castalla

In Castalla in August, the maximum UV index reaches 10, which corresponds to a very high Exposure Category. With a time to burn of just 15 minutes, it's crucial to take precautions. For more detailed information, you can check the Hourly UV Index in Castalla.

Maximum UV Index Levels in Castalla for August

The chart shows the monthly maximum UV Index (UVI) for Castalla 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 Castalla typically reaches 10, which falls under the very high exposure category.

Data source: Castalla 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 Castalla Compares to Other Months

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

This table compares monthly weather conditions in Castalla, showing how August’s temperature, precipitation, humidity, and UV index levels differ from those of other months.
	Temperature	Precipitation	Humidity	UV
January Weather	9°C (48°F)	43 mm (1.7 inches)	78%	moderate
February Weather	11°C (52°F)	15 mm (0.6 inches)	75%	moderate
March Weather	12°C (54°F)	52 mm (2.1 inches)	64%	high
April Weather	14°C (57°F)	64 mm (2.5 inches)	58%	very high
May Weather	19°C (66°F)	33 mm (1.3 inches)	53%	very high
June Weather	23°C (73°F)	41 mm (1.6 inches)	49%	extreme
July Weather	26°C (80°F)	5 mm (0.2 inches)	51%	extreme
August Weather	26°C (80°F)	29 mm (1.1 inches)	51%	very high
September Weather	22°C (72°F)	66 mm (2.6 inches)	58%	very high
October Weather	18°C (64°F)	41 mm (1.6 inches)	71%	high
November Weather	13°C (55°F)	42 mm (1.7 inches)	76%	moderate
December Weather	10°C (51°F)	19 mm (0.7 inches)	80%	moderate