Jaca Weather & Climate: Best Time to Visit

Temperatures in Jaca, Aragon, Spain, vary greatly throughout the year. July is the hottest month at 27°C (81°F), while February is the coldest at 7°C (45°F).

The city has a wet climate, receiving around 1070 mm (42 in) of rain/snowfall per year. April is the wettest month. July is the sunniest month, averaging 11.5 hours of sunshine per day.

Monthly Temperature in Jaca

The climate in Jaca is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a comfortable 27°C (81°F) in July to a chilly 7°C (45°F) in February.

Nighttime temperatures range from 13°C (55°F) in July to -2°C (28°F) in February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Jaca

Jaca has a notably wet climate with abundant precipitation, recording 1070 mm (42 in) of rain/snowfall per year. The amount of precipitation varies moderately throughout the year. The wettest month, April, sees around 112 mm (4.4 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, July, still receives a respectable 55 mm (2.2 in) of rainfall. For more details, please visit our Jaca Precipitation page.

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

The average number of days each month with precipitation

Sunshine Hours in Jaca

In Jaca, summer days are longer and more sunny, with daily sunshine hours peaking at 11.5 hours in July. As the darker season arrives, the brightness of the sun becomes less. December sees a soft sun for only 4.2 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Huesca, Spain (56 KM, 35 Miles).

Daily hours of sunshine

Data from: Huesca, Spain (56 KM, 35 Miles).

Humidity in Jaca by Month

The relative humidity is high throughout the year in 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

Data from: Huesca, Spain (56 KM, 35 Miles).

Jaca 3-Day Forecast

10-Day Forecast

Select a Month

Check the conditions for any month of the year.

Best Time to Visit Jaca

Jaca's weather is most enjoyable during May, June, July, August and September, with comfortable temperatures from 18°C (65°F) to 27°C (80°F). The moderate conditions ensure pleasant weather for exploring the area. Expect varied weather during this period with rainfall between 55 mm (2.2 in) and 98 mm (3.9 in), providing a good balance of sunny and rainy days.

Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.