Guarujá Weather & Climate: Best Time to Visit

The temperature in Guarujá remains steady throughout the year, providing a consistently comfortable climate. Average daytime temperatures reach a comfortable 28°C (82°F) in February. In August, the coolest month of the year, temperatures drop to a comfortable 23°C (73°F).

At night, temperatures range from around 24°C (75°F) in February to 18°C (64°F) in August.

Check out our detailed temperature page for more information.

Temperature ranges by month

Guarujá has a relatively rainy climate with high precipitation levels, averaging 1980 mm (78 in) of rainfall annually. Guarujá can be quite wet during January, receiving approximately 241 mm (9.5 in) of precipitation over 21 rainy days.

In contrast, during the driest month (August), you will experience much drier conditions, with 98 mm (3.9 in) of precipitation spread across 11 rainy days. For more details, please visit our Guarujá Precipitation page.

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

The average number of days each month with precipitation

Guarujá can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 5.3 hours of sunshine daily. In contrast, the city experiences much darker days in September, with only 3.0 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 Guarujá.

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