Irún Weather & Climate: Best Time to Visit

In Irún, temperatures differ significantly between summer and winter months. Average daytime temperatures reach a comfortable 24°C (75°F) in August. In February, the coolest month of the year, temperatures drop to a moderate 12°C (54°F).

At night, temperatures range from around 17°C (63°F) in August to 6°C (43°F) in February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Irún experiences significant rainfall throughout the year, averaging 1454 mm (57 in) of precipitation annually. Irún experiences moderate seasonal variation in rainfall, with monthly averages ranging from 174 mm (6.9 in) in November, the wettest month, and 83 mm (3.3 in) in July, the driest month. For more details, please visit our Irún Precipitation page.

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

The average number of days each month with precipitation

Irún can be enjoyed more throughout the sunniest month of July under a blue sky, with approximately 6.6 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 2.7 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 Irún.

The city experiences its highest humidity in November, reaching 76%. In March, the humidity drops to its lowest level at 70%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year