Portugalete Weather & Climate: Best Time to Visit

In Portugalete, temperatures differ significantly between summer and winter months. Average maximum daytime temperatures range from a comfortable 24°C (75°F) in August, the warmest time of the year, to a moderate 13°C (55°F) during cooler months like February.

At night, you can expect temperatures ranging from 17°C (63°F) in August to around 7°C (45°F) during February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Portugalete experiences significant rainfall throughout the year, averaging 1200 mm (47 in) of precipitation annually. Significant seasonal changes in precipitation occur throughout the year. In the wettest month, November it receives high rainfall, averaging 150 mm (5.9 in) of precipitation, recorded across 17 rainy days. In contrast, the driest month August brings less rainfall, with 62 mm (2.4 in) over 12 rainy days. For more details, please visit our Portugalete Precipitation page.

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

The average number of days each month with precipitation

Seasonal changes in sunshine hours are quite dramatic in Portugalete. While July receives considerable daily sunshine with up to 6.3 hours, December marks the darkest time of the year, where sunshine is scarce with only 2.6 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 Portugalete.

The city experiences its highest humidity in January, reaching 72%. In March, the humidity drops to its lowest level at 68%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year