Itanhaém Weather & Climate: Best Time to Visit

In Itanhaém temperatures are generally consistent throughout the year. Typically, average maximum daytime temperatures range from a comfortable 29°C (84°F) in February to a comfortable 23°C (73°F) in the coolest month, July.

Nights vary from 23°C (73°F) in February to around 16°C (61°F) during the colder months.

Check out our detailed temperature page for more information.

Temperature ranges by month

Itanhaém experiences significant rainfall throughout the year, averaging 2098 mm (83 in) of precipitation annually. The climate in Itanhaém shows significant variation throughout the year. Expect heavy rainfall in February, the wettest month, with an average of 286 mm (11 in) of precipitation over 20 rainy days.

In contrast, the driest month August offers drier and sunnier days, with around 88 mm (3.5 in) of rainfall over 13 rainy days. For more details, please visit our Itanhaém 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, Itanhaém serves as an ideal destination. Expect longer, more sun-filled days in May with an average of 5.3 hours of sunshine daily, and embrace the darker days in September, offering only 3.0 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 Itanhaém.

The city experiences its highest humidity in March, reaching 83%. In August, the humidity drops to its lowest level at 76%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year