Castalla Weather & Climate: Best Time to Visit

The climate in Castalla is known for significant temperature differences throughout the year, making the weather dynamic. Average daytime temperatures reach a very warm 32°C (90°F) in July. In January, the coolest month of the year, temperatures drop to a moderate 15°C (59°F).

At night, temperatures range from around 20°C (68°F) in July to 4°C (39°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

With annual rainfall averaging 421 mm (17 in), Castalla maintains relatively low precipitation levels throughout the seasons. Castalla can be quite wet during September, receiving approximately 54 mm (2.1 in) of precipitation over 7 rainy days.

In contrast, during the driest month (July), you will experience much drier conditions, with 7.2 mm (0.3 in) of precipitation spread across 5 rainy days. For more details, please visit our Castalla Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Castalla can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 11.0 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 5.5 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Daily percentage of sunshine

The relative humidity is high throughout the year in Castalla.

The city experiences its highest humidity in October, reaching 70%. In March, the humidity drops to its lowest level at 63%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year