Leiria Weather & Climate: Best Time to Visit

Visitors to Leiria can expect significant temperature changes throughout the year. Typically, average maximum daytime temperatures range from a comfortable 27°C (81°F) in August to a moderate 15°C (59°F) in the coolest month, January.

Nights vary from 16°C (61°F) in August to around 7°C (45°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Generally, Leiria experiences moderate precipitation patterns, averaging 789 mm (31 in) yearly. The climate in Leiria shows significant variation throughout the year. Expect high rainfall in November, the wettest month, with an average of 106 mm (4.2 in) of precipitation over 14 rainy days.

In contrast, the driest month July offers drier and sunnier days, with around 8.4 mm (0.3 in) of rainfall over 4 rainy days. For more details, please visit our Leiria Precipitation page.

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

The average number of days each month with precipitation

For those who appreciate different seasons, Leiria serves as an ideal destination. Expect longer, more sun-filled days in July with an average of 10.2 hours of sunshine daily, and embrace the darker days in December, offering only 4.6 hours of daily sunlight.

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 Leiria.

The city experiences its highest humidity in January, reaching 78%. In July, the humidity drops to its lowest level at 67%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year