Castiello de Jaca Weather & Climate: Best Time to Visit

In Castiello de Jaca, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 25°C (77°F) in July. In January, the coolest month of the year, temperatures drop to a chilly 7°C (45°F).

At night, temperatures range from around 13°C (55°F) in July to -2°C (28°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Castiello de Jaca experiences significant rain/snowfall throughout the year, averaging 1240 mm (49 in) of precipitation annually. Castiello de Jaca experiences moderate seasonal variation in rainfall, with monthly averages ranging from 127 mm (5 in) in April, the wettest month, and 73 mm (2.9 in) in July, the driest month. For more details, please visit our Castiello de Jaca Precipitation page.

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

The average number of days each month with precipitation

Castiello de Jaca can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 11.5 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 4.2 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

The relative humidity is high throughout the year in Castiello de Jaca.

The city experiences its highest humidity in December, reaching 81%. In July, the humidity drops to its lowest level at 48%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year